7Baggers

Copart, Inc
(NASDAQ:CPRT) 

CPRT stock logo

Copart, Inc. provides online auctions and vehicle remarketing services in the United States, Canada, the United Kingdom, Brazil, the Republic of Ireland, Germany, Finland, the United Arab Emirates, Oman, Bahrain, and Spain. It offers a range of services for processing and selling vehicles over the i...

Founded: 1982
Full Time Employees: 7,600
Sector: Industrials
Industry: Specialty Business Services

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At a glance:
  • Consistent Revenue Growth Driven by Higher Volumes and Service Mix: Copart continues to benefit from steady growth in auction volumes and a favorable mix of value-added services, supporting resilient top-line expansion across market cycles.
  • High-Margin, Asset-Light Model Supports Strong Cash Generation: The company’s online auction platform and scalable operating model typically translate into attractive margins and robust operating cash flow, enabling continued reinvestment and shareholder returns.
  • Global Expansion and Capacity Investments as Key Long-Term Drivers: Ongoing investments in yard capacity, logistics, and international expansion broaden Copart’s addressable market and help capture incremental supply from insurers and fleet operators.
  • Vehicle Total-Loss Frequency and Used-Car Pricing Influence Near-Term Results: Earnings are sensitive to trends in accident severity, total-loss rates, and salvage values, with used-vehicle price movements impacting proceeds and insurer behavior.
  • Competition and Regulatory/Environmental Compliance Remain Watch Items: Competitive dynamics in salvage auctions and adherence to evolving environmental and operational regulations can affect fees, costs, and the pace of network expansion.
Bull Thesis:
  • Dominant Market Position and Network Effect: Copart holds a leading position in the online salvage vehicle auction industry. Its extensive network of physical yards, global buyer base, and strong relationships with insurance companies create a significant moat and high barriers to entry for competitors. This network effect ensures a consistent supply of vehicles and a broad demand pool, driving transaction volumes and pricing power.
  • Resilient and Counter-Cyclical Business Model: The demand for salvage vehicles is largely driven by vehicle accidents, which occur regardless of economic conditions. This provides a stable supply of inventory from insurance companies. Furthermore, the demand for used parts, rebuildable vehicles, and export opportunities remains robust, making Copart's business model relatively resilient to economic downturns and potentially counter-cyclical in some aspects.
  • Technological Leadership and Efficiency Gains: Copart has consistently invested in technology, including AI-powered vehicle assessment, advanced online bidding platforms, and logistics optimization. These investments enhance operational efficiency, improve vehicle valuation accuracy, expand reach to a global buyer base, and provide a superior user experience, further solidifying its competitive advantage.
  • International Expansion Opportunities: Copart continues to expand its operations globally, entering new markets and deepening its presence in existing international territories. This geographic diversification provides new avenues for growth, tapping into underserved markets for salvage and used vehicle auctions, and leveraging its proven business model on a larger scale.
Bear Thesis:
  • Intensifying Competition and Market Consolidation: The merger of IAA with Ritchie Bros. Auctioneers has created a stronger, more diversified competitor in the vehicle remarketing space. This increased competition could put pressure on Copart's fees, market share, or ability to secure exclusive contracts with insurance providers, potentially impacting profitability.
  • Sensitivity to Used Vehicle Market Dynamics: While resilient, Copart's revenue is influenced by the value of vehicles sold at auction. A significant and sustained decline in used vehicle prices (e.g., due to increased new car production or an economic recession) could lead to lower average selling prices for salvage vehicles, impacting Copart's take rate and overall revenue, even if volumes remain stable.
  • Regulatory and Environmental Risks: Copart operates in a highly regulated industry. Changes in regulations related to vehicle titling, salvage laws, environmental compliance (e.g., disposal of fluids, hazardous materials), or international trade policies could increase operational costs, restrict business practices, or limit market access, impacting profitability.
  • Supply Chain Normalization and Total Loss Thresholds: As automotive supply chains normalize and new vehicle production increases, the cost of new and used vehicles may stabilize or decrease. This could potentially lower the 'total loss' threshold for insurance companies (i.e., fewer vehicles declared total losses if repair costs become relatively cheaper), reducing the overall supply of salvage vehicles available for auction.
Main Competitors:
  • Ritchie Bros. Auctioneers (IAA segment) ($RBA) (Online vehicle auctions (salvage, damaged, total loss vehicles)), Ritchie Bros., through its IAA segment (acquired in 2023), is Copart's most direct and significant competitor. They operate a nearly identical business model, providing online auction platforms for salvage and damaged vehicles to a global buyer base. Competition is fierce for contracts with major insurance companies, yard footprint, buyer network, and technology, often resulting in a duopoly for institutional sellers.
  • Manheim (a Cox Automotive brand) (Wholesale vehicle auctions (physical and online)), Manheim primarily competes in the broader wholesale used vehicle market, focusing on off-lease, fleet, and repossessed vehicles. While their core focus isn't salvage, there's overlap with Copart in selling drivable used vehicles from fleet, rental, and financial sources. They boast a vast network of physical auction sites and a strong online platform, competing for sellers and buyers in the non-salvage segment.
  • ADESA (a KAR Global brand) ($KAR) (Wholesale vehicle auctions (physical and online)), ADESA, similar to Manheim, is a major player in the wholesale used vehicle auction space. They compete with Copart in the non-salvage segment, offering both physical and digital auction solutions for vehicles from fleet, rental, and financial institutions. They vie for the same pool of sellers and buyers in certain market segments, particularly for drivable used vehicles.
  • Independent Local Salvage Yards / Auto Recyclers (Direct vehicle acquisition and parts sales), These smaller, localized businesses can sometimes acquire damaged or end-of-life vehicles directly from individuals, tow companies, or smaller insurers, bypassing the large auction platforms. They compete for the supply of salvage vehicles, though on a much smaller, fragmented, and regional scale compared to Copart's national and international operations.
Moat:
Copart operates in a market characterized by a strong duopoly with Ritchie Bros.' IAA segment in the specialized salvage vehicle auction space. Its significant competitive advantages (moat) stem from its extensive physical infrastructure (yards, logistics, specialized equipment), proprietary online auction technology, deep and long-standing relationships with institutional sellers (major insurance companies, fleet operators), and a vast global network of buyers. These factors create substantial barriers to entry due to the high capital investment required and powerful network effects. While Manheim and ADESA compete in the broader wholesale used vehicle market with some overlap, they generally focus on non-salvage vehicles. Fragmented local salvage yards and online marketplaces represent minor competition for supply but lack Copart's scale, specialized services, and institutional reach.
Income Statements:
Quarterly
Annual
    Unit: USD2026-04-30 2026-01-31 2025-10-31 2025-07-31 2025-04-30 2025-01-31 2024-10-31 2024-07-31 2024-04-30 2024-01-31 2023-10-31 2023-07-31 2023-04-30 2023-01-31 2022-10-31 2022-07-31 2022-04-30 2022-01-31 2021-10-31 2021-07-31 2021-04-30 2021-01-31 2020-10-31 2020-07-31 2020-04-30 2020-01-31 2019-10-31 2019-07-31 2019-04-30 2019-01-31 2018-10-31 2018-07-31 2018-04-30 2018-01-31 2017-10-31 2017-07-31 2017-04-30 2017-01-31 2016-10-31 2016-07-31 2016-04-30 2016-01-31 2015-10-31 2015-07-31 2015-04-30 2015-01-31 2014-10-31 2014-04-30 2014-01-31 2013-10-31 2013-04-30 2013-01-31 2012-10-31 2012-04-30 2012-01-31 2011-10-31 2011-04-30 2011-01-31 2010-10-31 2010-04-30 2010-01-31 2009-10-31 2009-04-30 2009-01-31 2008-10-31 2008-04-30 2008-01-31 2007-10-31 2007-07-31 2007-04-30 2007-01-31 2006-10-31 2006-07-31 2006-04-30 2006-01-31 2005-10-31 2005-07-31 2005-04-30 2005-01-31 2004-10-31 2004-07-31 2004-04-30 2004-01-31 2003-10-31 2003-07-31 2003-04-30 2003-01-31 2002-10-31 2002-07-31 2002-04-30 2002-01-31 2001-10-31 2001-04-30 
                                                                                                 
      service revenues and vehicle sales:
                                                                                                 
      service revenues
    1,056,080,000 952,051,000 991,845,000 956,209,000 1,034,836,000 991,281,000 986,336,000 893,091,000 946,630,000 861,745,000 859,536,000 834,242,000 847,249,000 789,797,000 726,840,000 707,816,000 766,316,000 711,090,000 667,818,000 620,048,000 623,846,000 532,601,000 515,372,000 457,668,000 491,582,000 510,034,000 487,856,000 470,399,000 473,682,000 416,807,000 394,806,000 391,661,000 410,762,000 401,954,000 374,125,000 336,795,000 332,346,000 310,033,000 307,078,000 289,488,000 303,507,000 260,417,000 250,967,000 243,671,000 256,564,000 238,508,000 85 255,045,000 235,732,000 226,363,000 223,977,000 216,920,000 195,179,000 203,524,000 189,671,000 185,647,000 196,169,000 173,742,000 179,580,000 180,511,000 149,468,000 153,765,000                                
      vehicle sales
    180,986,000 169,623,000 163,185,000 168,888,000 176,880,000 172,035,000 160,493,000 175,908,000 180,629,000 158,404,000 160,880,000 163,349,000 174,582,000 166,927,000 166,532,000 175,572,000 173,625,000 156,370,000 142,314,000 128,582,000 110,064,000 84,430,000 77,568,000 67,991,000 58,778,000 65,106,000 66,568,000 72,176,000 79,434,000 68,091,000 66,562,000 57,562,000 67,436,000 57,152,000 45,043,000 41,801,000 41,516,000 39,499,000 38,913,000 43,171,000 43,739,000 39,289,000 37,871,000 38,622,000 40,578,000 37,750,000 15 54,677,000 50,702,000 53,520,000 53,661,000 49,265,000 43,687,000 40,581,000 38,233,000 39,979,000 40,586,000 33,638,000 33,087,000 39,838,000 27,133,000 31,696,000 32,324,000 27,169,000                              
      total service revenues and vehicle sales
    1,237,066,000 1,121,674,000 1,155,030,000 1,125,097,000 1,211,716,000 1,163,316,000 1,146,829,000 1,068,999,000 1,127,259,000 1,020,149,000 1,020,416,000 997,591,000 1,021,831,000 956,724,000 893,372,000 883,388,000 939,941,000 867,460,000 810,132,000 748,630,000 733,910,000 617,031,000 592,940,000 525,659,000 550,360,000 575,140,000 554,424,000 542,575,000 553,116,000 484,898,000 461,368,000 449,223,000 478,198,000 459,106,000 419,168,000 378,596,000 373,862,000 349,532,000 345,991,000 332,659,000 347,246,000 299,706,000 288,838,000 282,293,000 297,142,000 276,258,000 100 309,722,000 286,434,000 279,883,000 277,638,000 266,185,000 238,866,000 244,105,000 227,904,000 225,626,000 236,755,000 207,380,000 212,667,000 220,349,000 176,601,000 185,461,000                                
      yoy
    2.09% -3.58% 0.72% 5.25% 7.49% 14.03% 12.39% 7.16% 10.32% 6.63% 14.22% 12.93% 8.71% 10.29% 10.27% 18.00% 28.07% 40.59% 36.63% 42.42% 33.35% 7.28% 6.95% -3.12% -0.50% 18.61% 20.17% 20.78% 15.67% 5.62% 10.07% 18.65% 27.91% 31.35% 21.15% 13.81% 7.66% 16.62% 19.79% 17.84% 16.86% 8.49% 288837900.00% -8.86% 3.74% -1.30% -100.00% 16.36% 19.91% 14.66% 21.82% 17.98% 0.89% 17.71% 7.16% 2.39% 34.06% 11.82%                                    
      qoq
    10.29% -2.89% 2.66% -7.15% 4.16% 1.44% 7.28% -5.17% 10.50% -0.03% 2.29% -2.37% 6.81% 7.09% 1.13% -6.02% 8.36% 7.08% 8.22% 2.01% 18.94% 4.06% 12.80% -4.49% -4.31% 3.74% 2.18% -1.91% 14.07% 5.10% 2.70% -6.06% 4.16% 9.53% 10.72% 1.27% 6.96% 1.02% 4.01% -4.20% 15.86% 3.76% 2.32% -5.00% 7.56% 276257900.00% -100.00% 8.13% 2.34% 0.81% 4.30% 11.44% -2.15% 7.11% 1.01% -4.70% 14.16% -2.49% -3.49% 24.77% -4.78%                                 
      operating expenses:
                                                                                                 
      facility operations
    504,190,000 478,430,000 476,489,000 467,981,000 489,735,000 490,056,000 496,546,000                                                                                       
      cost of vehicle sales
    160,277,000 150,432,000 141,543,000 147,398,000 169,714,000 147,707,000 138,178,000 161,891,000 162,881,000 146,819,000 147,896,000 149,216,000 159,443,000 154,727,000 151,112,000 161,255,000 157,236,000 140,304,000 126,408,000 113,641,000 94,498,000 73,629,000 64,360,000 54,643,000 53,987,000 57,900,000 58,764,000 65,552,000 70,984,000 61,212,000 57,756,000 50,313,000 57,538,000 50,313,000 38,297,000 35,994,000 34,785,000 33,686,000 33,087,000 37,020,000 37,744,000 34,127,000 32,068,000 32,718,000 34,503,000 32,118,000 13 46,263,000 43,642,000 46,091,000 45,631,000 42,204,000 36,311,000 36,258,000 33,605,000 34,194,000 34,852,000 27,002,000 28,206,000 31,436,000 22,181,000 24,429,000 26,798,000 23,778,000                              
      general and administrative
    108,317,000 104,102,000 106,304,000 97,127,000 100,722,000 99,342,000 105,738,000 94,032,000 88,302,000 84,252,000 68,643,000 66,961,000 64,506,000 60,975,000 57,980,000 56,779,000 63,522,000 56,014,000 54,909,000 55,983,000 53,230,000 49,277,000 48,175,000 44,716,000 47,512,000 49,997,000 49,478,000 49,817,000 44,085,000 43,487,000 44,478,000 52,457,000 44,449,000 40,662,000 39,322,000 37,293,000 35,717,000 37,885,000 40,469,000 35,273,000 35,699,000 32,529,000 34,615,000 32,019,000 32,650,000 34,399,000 14 40,515,000 40,062,000 42,877,000 32,784,000 34,047,000 31,079,000 27,325,000 27,386,000 29,849,000 26,863,000 25,710,000 29,260,000 28,372,000 25,455,000 26,093,000 20,587,000 21,723,000 20,085,000 19,482,000 21,373,000 25,113,000 17,657,000 15,758,000 15,225,000 14,997,000 15,779,000 16,113,000 13,560,000 13,830,000 16,990,000 11,672,000 11,259,900 8,712,600 9,241,500 10,515,200 8,591,100 8,118,000 5,245,800 7,909,400 6,475,800       
      total operating expenses
    772,784,000 732,964,000 724,336,000 712,506,000 760,171,000 737,105,000 740,462,000 709,455,000 690,056,000 640,249,000 625,040,000 606,974,000 602,907,000 591,199,000 581,869,000 558,595,000 567,186,000 520,132,000 480,011,000 447,130,000 405,799,000 358,810,000 344,346,000 319,944,000 355,259,000 365,248,000 349,033,000 349,773,000 345,622,000 320,159,000 309,928,000 314,386,000 303,579,000 308,159,000 295,226,000 267,789,000 237,074,000 240,652,000 241,167,000 226,468,000 225,298,000 207,621,000 202,592,000 195,528,000 202,375,000 195,790,000 72 247,089,000               132,446,000 124,286,000  152,466,000 126,224,000 127,330,000 100,122,000 88,423,000 83,761,000 85,228,000 90,023,000 96,161,000 88,084,000 84,799,000 75,146,000 82,673,000 73,390,900 69,042,200 52,504,100 76,219,900 66,814,800 67,179,500 47,616,025 69,320,000 61,036,600       
      operating income
    464,282,000 388,710,000 430,694,000 412,591,000 451,545,000 426,211,000 406,367,000 359,544,000 437,203,000 379,900,000 395,376,000 390,617,000 418,924,000 365,525,000 311,503,000 324,793,000 372,755,000 347,328,000 330,121,000 301,500,000 328,111,000 258,221,000 248,594,000 205,715,000 195,101,000 209,892,000 205,391,000 192,802,000 207,494,000 164,739,000 151,440,000 134,837,000 174,619,000 150,947,000 123,942,000 110,807,000 136,788,000 108,880,000 104,824,000 106,191,000 121,948,000 92,085,000 86,246,000 86,765,000 94,767,000 80,468,000 28 62,633,000 71,484,000 64,959,000 82,813,000 62,770,000 74,357,000 87,944,000 63,539,000 65,376,000 82,044,000 60,195,000 59,594,000 72,126,000 53,232,000 56,492,000 64,880,000 45,569,000 59,485,000 68,684,000 47,235,000 56,627,000 53,860,000 57,229,000 45,164,000 46,893,000 47,197,000 53,351,000 37,015,000 34,226,000 37,415,000 47,753,000 36,623,600 35,067,700 22,675,900 40,398,500 25,820,100 24,287,100 17,435,725 24,608,700 21,746,800       
      yoy
    2.82% -8.80% 5.99% 14.75% 3.28% 12.19% 2.78% -7.95% 4.36% 3.93% 26.93% 20.27% 12.39% 5.24% -5.64% 7.73% 13.61% 34.51% 32.80% 46.56% 68.17% 23.03% 21.03% 6.70% -5.97% 27.41% 35.63% 42.99% 18.83% 9.14% 22.19% 21.69% 27.66% 38.64% 18.24% 4.35% 12.17% 18.24% 21.54% 22.39% 28.68% 14.44% 308021328.57% 38.53% 32.57% 23.88% -100.00% -0.22% -3.86% -26.14% 30.33% -3.99% -9.37% 46.10% 6.62% -9.36% 54.13% 6.55% -8.15% 58.28% -10.51% -17.75% 37.36% -19.53% 10.44% 20.02% 4.59% 20.76% 14.12% 7.27% 22.02% 37.01% 26.14% 11.72% 1.07% -2.40% 65.00% 18.20% 41.84% 44.39% 30.05% 64.16% 18.73%           
      qoq
    19.44% -9.75% 4.39% -8.63% 5.94% 4.88% 13.02% -17.76% 15.08% -3.91% 1.22% -6.76% 14.61% 17.34% -4.09% -12.87% 7.32% 5.21% 9.49% -8.11% 27.07% 3.87% 20.84% 5.44% -7.05% 2.19% 6.53% -7.08% 25.95% 8.78% 12.31% -22.78% 15.68% 21.79% 11.85% -18.99% 25.63% 3.87% -1.29% -12.92% 32.43% 6.77% -0.60% -8.44% 17.77% 287385614.29% -100.00% -12.38% 10.04% -21.56% 31.93% -15.58% -15.45% 38.41% -2.81% -20.32% 36.30% 1.01% -17.38% 35.49% -5.77% -12.93% 42.38% -23.39% -13.39% 45.41% -16.59% 5.14% -5.89% 26.71% -3.69% -0.64% -11.53% 44.13% 8.15% -8.52% -21.65% 30.39% 4.44% 54.65% -43.87% 56.46% 6.31% 39.30% -29.15% 13.16%        
      operating margin %
    37.53% 34.65% 37.29% 36.67% 37.26% 36.64% 35.43% 33.63% 38.78% 37.24% 38.75% 39.16% 41.00% 38.21% 34.87% 36.77% 39.66% 40.04% 40.75% 40.27% 44.71% 41.85% 41.93% 39.13% 35.45% 36.49% 37.05% 35.53% 37.51% 33.97% 32.82% 30.02% 36.52% 32.88% 29.57% 29.27% 36.59% 31.15% 30.30% 31.92% 35.12% 30.73% 29.86% 30.74% 31.89% 29.13% 28.00% 20.22% 24.96% 23.21% 29.83% 23.58% 31.13% 36.03% 27.88% 28.98% 34.65% 29.03% 28.02% 32.73% 30.14% 30.46% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% NaN% NaN% NaN% NaN% NaN% NaN% 
      other income:
                                                                                                 
      interest income
    38,813,000 49,987,000 53,505,000 49,839,000 42,776,000 40,747,000 45,547,000 43,494,000 36,218,000 33,956,000 32,005,000 29,148,000 17,878,000 14,480,000 4,422,000         99,000 225,000 450,000 585,000 347,000 240,000 678,000 960,000 617,000 282,000 197,000 197,000 322,000 363,000 384,000 337,000 353,000 283,000 602,000 211,000 234,000 261,000 183,000  81,000 143,000 149,000 138,000 191,000 156,000 78,000 119,000 62,000 159,000 133,000 80,000 25,000 63,000 71,000 480,000 407,000 581,000 1,377,000 2,472,000 2,743,000 3,877,000 3,540,000 3,283,000 3,027,000 2,797,000 1,805,000 1,805,000 1,779,000 1,885,000 1,217,000 1,038,100 779,600 581,700 338,800 293,100 295,500 322,350 339,500 488,200       
      other income
    -1,001,000 2,352,000 2,924,000 15,978,000 8,483,000   5,389,000 -1,309,000   3,927,000 3,628,000  -2,822,000 -1,910,000 1,342,000 -840,000 812,000 2,564,000 770,000 -920,000 3,253,000 971,000 2,277,000 -354,000 717,000 -1,477,000 1,719,000 4,782,000 1,037,000 1,874,000 731,000 -948,000 -4,416,000 1,057,000 -194,000 -3,021,000 3,332,000 6,051,000 39,000 4,435,000 1,027,000 53,000 -815,000 4,141,000  708,000 1,170,000 1,423,000 1,592,000 744,000   1,591,000 564,000  806,000 504,000   631,000 536,000  1,254,000 813,000 882,000 796,000 696,000 1,256,000 245,000 651,000 135,000 111,000 753,000 643,000 632,000 776,000 931,500 1,070,000 797,200 590,800 647,100 610,900 322,300 537,100 286,200       
      total other income
    37,812,000 52,339,000 56,429,000 65,817,000 51,259,000 36,840,000 44,951,000 48,883,000 34,909,000 30,853,000 27,933,000 33,075,000 21,506,000 11,578,000 1,600,000           -4,818,000    227,000                            522,000 569,000   560,000 1,016,000  1,835,000 2,190,000 3,354,000 3,539,000 4,490,000 4,796,000 3,528,000 1,462,000 -1,496,000 338,000 1,709,000 2,422,000 2,448,000 1,926,000 1,861,100 1,974,400 987,125 156,100 2,887,600 904,800 640,250 872,100 767,900       
      income before income taxes
    502,094,000 441,049,000 487,123,000 478,408,000 502,804,000 463,051,000 451,318,000 408,427,000 472,112,000 410,753,000 423,309,000 423,692,000 440,430,000 377,103,000 313,103,000 303,468,000 369,605,000 342,055,000 325,826,000 299,044,000 323,535,000 252,452,000 246,815,000 201,883,000 191,800,000 205,074,000 202,082,000 187,070,000 204,129,000 164,966,000 148,786,000 107,445,500 171,216,000 144,438,000 114,128,000 83,430,250 131,088,000 100,099,000 102,534,000 105,985,000 116,568,000 91,552,000 81,760,000 81,446,000 88,296,000 80,104,000 28 61,318,000 70,588,000 64,245,000 82,005,000 61,117,000 71,588,000 84,547,000 62,216,000 63,815,000 80,350,000 60,717,000 60,163,000  53,172,000 57,052,000  44,178,000 61,320,000 70,874,000 50,589,000 60,166,000        36,648,000 39,863,000 49,679,000 38,484,700 37,042,100 23,663,025 40,554,600 28,707,700 25,191,900 18,075,975 25,480,800 22,514,700       
      income tax expense
    100,701,000 91,082,000 84,913,000 83,100,000 97,466,000 76,510,000 90,142,000 86,249,000 90,002,000 85,226,000 90,777,000 75,907,000 89,999,000 83,426,000 67,255,000 39,733,000 90,985,000 54,643,000 65,463,000 43,070,000 36,739,000 59,012,000 46,530,000 36,350,000 44,313,000 36,367,000 -16,098,000 33,574,000 11,388,000 33,593,000 34,703,000 22,988,000 43,811,000 41,137,000 36,568,000 36,010,000 40,542,000 34,033,000 -64,746,000                                                       
      net income
    401,393,000 349,967,000 402,210,000 395,308,000 405,338,000 386,541,000 361,176,000 322,178,000 382,110,000 325,527,000 332,532,000 347,785,000 350,431,000 293,677,000 245,848,000 263,735,000 278,620,000 287,412,000 260,363,000 255,974,000 286,796,000 193,440,000 200,285,000 165,533,000 147,487,000 168,707,000 218,180,000 153,496,000 192,741,000 131,373,000 114,083,000 109,741,000 127,405,000 103,301,000 77,560,000 70,369,000 90,546,000 66,066,000 167,280,000 84,968,000 74,016,000 58,963,000 52,413,000 57,412,000 57,563,000 52,193,000 18 40,877,000 45,345,000 41,422,000 53,236,000 39,640,000 45,845,000 55,471,000 40,603,000 41,149,000 50,136,000 37,893,000 37,823,000 44,390,000 35,733,000 35,270,000 42,069,000 27,150,000 37,254,000 46,477,000 32,026,000 37,610,000 36,735,000 38,867,000 30,392,000 30,345,000 31,573,000 34,710,000 7,853,000 22,813,000 24,989,000 30,905,000 23,552,600 22,669,800 14,442,775 24,964,400 17,367,800 15,241,100 10,971,450 15,422,800 13,756,500       
      yoy
    -0.97% -9.46% 11.36% 22.70% 6.08% 18.74% 8.61% -7.36% 9.04% 10.85% 35.26% 31.87% 25.77% 2.18% -5.57% 3.03% -2.85% 48.58% 30.00% 54.64% 94.46% 14.66% -8.20% 7.84% -23.48% 28.42% 91.25% 39.87% 51.28% 27.17% 47.09% 55.95% 40.71% 56.36% -53.63% -17.18% 22.33% 12.05% 219.16% 48.00% 28.58% 12.97% 291183233.33% 40.45% 26.94% 26.00% -100.00% 3.12% -1.09% -25.33% 31.11% -3.67% -8.56% 46.39% 7.35% -7.30% 40.31% 7.44% -10.09% 63.50% -4.08% -24.11% 31.36% -27.81% 1.41% 19.58% 5.38% 23.94% 16.35% 11.98% 287.01% 33.02% 26.35% 12.31% -66.66% 0.63% 73.02% 23.80% 35.61% 48.74% 31.64% 61.87% 26.25%           
      qoq
    14.69% -12.99% 1.75% -2.47% 4.86% 7.02% 12.10% -15.68% 17.38% -2.11% -4.39% -0.76% 19.33% 19.45% -6.78% -5.34% -3.06% 10.39% 1.71% -10.75% 48.26% -3.42% 20.99% 12.24% -12.58% -22.68% 42.14% -20.36% 46.71% 15.16% 3.96% -13.86% 23.33% 33.19% 10.22% -22.28% 37.05% -60.51% 96.87% 14.80% 25.53% 12.50% -8.71% -0.26% 10.29% 289961011.11% -100.00% -9.85% 9.47% -22.19% 34.30% -13.53% -17.35% 36.62% -1.33% -17.93% 32.31% 0.19% -14.79% 24.23% 1.31% -16.16% 54.95% -27.12% -19.84% 45.12% -14.85% 2.38% -5.49% 27.89% 0.15% -3.89% -9.04% 342.00% -65.58% -8.71% -19.14% 31.22% 3.89% 56.96% -42.15% 43.74% 13.95% 38.92% -28.86% 12.11%        
      net income margin %
    32.45% 31.20% 34.82% 35.14% 33.45% 33.23% 31.49% 30.14% 33.90% 31.91% 32.59% 34.86% 34.29% 30.70% 27.52% 29.85% 29.64% 33.13% 32.14% 34.19% 39.08% 31.35% 33.78% 31.49% 26.80% 29.33% 39.35% 28.29% 34.85% 27.09% 24.73% 24.43% 26.64% 22.50% 18.50% 18.59% 24.22% 18.90% 48.35% 25.54% 21.32% 19.67% 18.15% 20.34% 19.37% 18.89% 18.00% 13.20% 15.83% 14.80% 19.17% 14.89% 19.19% 22.72% 17.82% 18.24% 21.18% 18.27% 17.79% 20.15% 20.23% 19.02% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% NaN% NaN% NaN% NaN% NaN% NaN% 
      less: net loss attributable to redeemable noncontrolling interest
    -1,008,000 -765,000                                                                                            
      net income attributable to copart, inc.
    402,401,000 350,732,000 403,714,000 396,354,000 406,609,000 387,400,000 362,086,000 322,567,000 382,291,000 325,635,000 332,527,000                 153,496,000 192,741,000 131,373,000 114,083,000 109,748,000 127,348,000 103,256,000 77,515,000                                                           
      basic net income per common share
    430 360 420 410 420 400 380 340 400 340 350 -570 730 620 520 1,110 1,170 1,210 1,100 1,080 1,210 820 850 700 630 730 940 670 850 570 490 470 550 450 340 300 390 580 1,480 780 670 500 440 460 460 410  320                                              
      weighted-average common shares outstanding
    936,293,000 967,212,000 967,650,000 965,306,000 966,234,000 964,746,000 963,176,000 960,739,000 961,813,000 960,525,000 958,127,000 953,574,000 476,787,000 476,376,000 476,099,000 237,419,000 237,505,000 237,186,000 237,068,000 236,252,000 236,396,000 236,152,000 235,791,000 233,202,000 234,133,000 232,671,000 231,169,000 230,489,000 227,984,000 230,798,000 233,888,000 231,793,000 232,010,000 231,478,000 230,694,000 228,686,000 229,920,000 114,571,000 112,718,000 114,423,000 110,543,000 117,306,000 120,155,000 125,914,000  126,300,000  125,794,000 125,564 125,460 125,270 124,709 124,302 126,596 64,153 65,716 69,806 81,240 83,745   84,045 83,631 83,443 83,283 87,119 88,802 88,558                          
      diluted net income per common share
    430 360 410 410 420 400 370 330 390 330 340 -560 720 610 510 1,100 1,160 1,190 1,080 1,070 1,190 810 830 690 620 710 910 640 810 550 470 450 520 430 320 290 380 560 1,410 700 640 480 420 440 440 400  310                                              
      diluted weighted-average common shares outstanding
    942,770,000 975,089,000 977,100,000 977,563,000 978,089,000 977,910,000 976,506,000 974,798,000 976,445,000 974,589,000 971,682,000 966,647,000 483,690,000 482,536,000 482,168,000 241,151,000 240,724,000 241,187,000 241,221,000 240,290,000 240,208,000 240,280,000 239,968,000 238,656,000 238,591,000 238,470,000 238,662,000 240,453,000 237,892,000 240,660,000 244,826,000 241,877,000 242,960,000 241,360,000 238,791,000 237,019,000 237,135,000 117,794,000 118,879,000 122,147,000 116,388,000 122,908,000 125,572,000 131,425,000 132,124,000 131,872,000  131,486,000 131,101 130,706 130,530 129,520 128,473 130,451 65,795 66,901             93,455                         
      less: net income attributable to redeemable noncontrolling interest
      -1,504,000 -1,046,000 -1,271,000 -859,000 -910,000 -389,000 -181,000 -108,000 5,000                                                                                   
      other (expense)
         -3,907,000 -596,000                                                                                       
      yard operations
           453,532,000 438,873,000 409,178,000 408,501,000 390,797,000 378,958,000 375,497,000 372,777,000 340,561,000 346,428,000 323,814,000 298,694,000 277,506,000 258,071,000 235,904,000 231,811,000 220,585,000 253,760,000 257,351,000 240,791,000 234,404,000 230,553,000 215,460,000 207,694,000 210,485,000 201,592,000 217,184,000 217,607,000 175,137,000 166,572,000 169,081,000 167,611,000 154,175,000 151,855,000 140,965,000 135,909,000 130,791,000 135,222,000 129,273,000 45 131,207,000 131,246,000 125,956,000 116,410,000 127,164,000 97,119,000 92,578,000 94,603,000 96,207,000 92,996,000 94,473,000 95,607,000 88,415,000 75,733,000 78,447,000 85,061,000 78,785,000 111,999,000 132,984,000 104,851,000 102,217,000 82,465,000 72,665,000 68,536,000 70,231,000 74,244,000 80,048,000 74,524,000 70,969,000    52,724,300              
      other expense
             -3,103,000 -4,072,000   -2,902,000                                                                                
      other expense:
                                                                                                 
      interest expense
                   -2,656,000 -4,492,000 -4,433,000 -5,107,000 -5,020,000 -5,346,000 -4,849,000 -5,032,000 -4,902,000 -5,803,000 -4,914,000 -4,611,000 -4,602,000 -5,324,000 -5,233,000 -4,651,000 -4,599,000 -4,416,000 -5,758,000 -5,595,000 -5,807,000 -5,869,000 -6,144,000 -5,959,000 -6,610,000 -5,702,000 -5,570,000 -5,724,000 -5,606,000 -5,917,000 -4,688,000  -2,104,000  -2,286,000                                            
      total other expense
                   -21,325,000 -3,150,000 -5,273,000 -4,295,000 -2,456,000 -4,576,000 -5,769,000 -1,779,000 -3,832,000 -3,301,000  -3,309,000 -5,732,000 -3,365,000               -5,319,000 -6,471,000 -364,000  -1,315,000  -714,000                                            
      net income attributable to noncontrolling interest
                                   -7,000 57,000 45,000 45,000                                                           
      total other expenses
                                  -2,654,000 -4,931,500 -3,403,000 -6,509,000 -9,814,000 -4,192,750 -5,700,000 -8,781,000 -2,290,000 -2,599,750 -5,380,000 -533,000 -4,486,000                                                   
      income taxes
                                           21,017,000 42,552,000 32,589,000 29,347,000 24,034,000 30,733,000 27,911,000 10 20,441,000 25,243,000 22,823,000 28,769,000 21,477,000 25,743,000 29,076,000 21,613,000 22,666,000 30,214,000 22,824,000 22,340,000 27,194,000 17,439,000 21,782,000 25,384,000 17,028,000 24,066,000 24,397,000 18,563,000 22,556,000 21,615,000 23,158,000 18,300,000 18,010,000 14,912,000 20,509,000 12,606,000 13,835,000 14,874,000 18,774,000 14,932,100 14,372,300 14,195,200 15,590,200 11,339,900 9,950,800 7,104,525 10,058,000 8,758,200       
      impairment of long-lived assets
                                                   29,104,000       8,771,000                                       
      weighted average common shares outstanding
                                                126,415,000               84,224 84,108        90,651                         
      operating costs and expenses:
                                                                                                 
      total operating costs and expenses
                                                    214,950,000 214,924,000 194,825,000 203,415,000 164,509,000 156,161,000 164,365,000 160,250,000 154,711,000 147,185,000 153,073,000 148,223,000 123,369,000 128,969,000   132,084,000                             
      earnings per share-basic
                                                                                                 
      basic net income per share
                                                    0.36 0.33 0.42 0.32 0.37 0.44 0.63 0.63 0.72 0.47 0.45 0.53 0.42 0.42 0.5 0.33 0.45 0.53 0.36 0.42 0.4 0.43 0.33 0.34 0.35 0.38 0.09 0.25 0.27 0.34 0.26 0.25 0.24 0.28 0.2 0.17 0.12 0.17 0.15       
      earnings per share-diluted
                                                                                                 
      diluted net income per share
                                                    0.35 0.32 0.41 0.31 0.36 0.43 0.62 0.62 0.71 0.46 0.45 0.52 0.42 0.42 0.5 0.32 0.44 0.52 0.35 0.41 0.4 0.41 0.32 0.32 0.34 0.37 0.08 0.25 0.27 0.33 0.25 0.24 0.24 0.27 0.19 0.17 0.118 0.17 0.15       
      weighted-average common shares and dilutive potential common shares outstanding
                                                            71,033 81,955 84,406   84,948 84,782 84,206 85,320 89,707 91,333 90,686                          
      net sales and revenue:
                                                                                                 
      income from continuing operations before income taxes
                                                               71,584,000   65,896,000      58,350,000 62,025,000 48,692,000 48,355,000 45,701,000 53,689,000 38,724,000                   
      income from continuing operations
                                                               44,390,000   40,512,000      36,735,000 38,867,000 30,392,000 30,345,000 30,789,000 33,180,000 26,118,000                   
      discontinued operations:
                                                                                                 
      income from discontinued operations, net of income tax effects
                                                                  1,557,000           1,530,000                    
      income from discontinued operations
                                                                  0.02           0.01                    
      weighted average common shares and dilutive potential common shares outstanding
                                                               85,148 84,927                                 
      remarketing service fee revenue
                                                                  165,002,000 142,686,000                              
      total vehicle sales and remarketing service fee revenue
                                                                  197,326,000                               
      total net sales and revenue
                                                                   169,855,000                              
      revenues
                                                                    191,569,000 221,150,000 173,459,000 183,957,000 153,982,000 145,652,000 128,925,000 132,121,000 137,220,000 149,512,000 125,099,000 119,025,000 112,561,000 130,426,000 110,014,500 104,109,900 100,076,300 116,618,400 92,634,900 91,466,600 65,051,750 93,928,700 82,783,400       
      equity in losses of unconsolidated investment
                                                                                                 
      equity in losses of unconsolidated entity
                                                                                                 
      weighted-average shares outstanding
                                                                         91,271 90,752 90,500  90,293 90,401 90,385 90,162   90,081,300 89,456,800 89,372,700 89,023,800   91,195,100        
      weighted-average shares and dilutive potential common shares outstanding
                                                                         93,785 93,682 93,375 92,925 92,884 92,636 92,730 92,984   92,633,800 91,537,200 91,973,700 91,484,900   92,599,500        
      loss from discontinued operations, net of income tax effects
                                                                                                 
      loss from discontinued operations
                                                                                                 
      gain on sale of fleet equipment
                                                                                   125,200 204,000  1,948,000           
      yard and fleet
                                                                                82,410,000 61,947,000 54,536,200  49,097,300 58,053,000 50,142,200 51,661,900 37,772,150 55,012,300 48,197,600       
      depreciation and amortization
                                                                                6,063,500 9,054,000 7,594,800 7,605,300 7,675,500 7,651,700 8,081,500 7,399,600 4,598,075 6,398,300 6,363,200       
      weighted average shares outstanding
                                                                            90,372     90,179 90,122,900     89,492,200   92,365,900       
      weighted average shares and dilutive potential common shares outstanding
                                                                                 93,100 93,121,200     91,183,200   94,087,800       
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2026-04-30 2026-01-31 2025-10-31 2025-07-31 2025-04-30 2025-01-31 2024-10-31 2024-07-31 2024-04-30 2024-01-31 2023-10-31 2023-07-31 2023-04-30 2023-01-31 2022-10-31 2022-07-31 2022-04-30 2022-01-31 2021-10-31 2021-07-31 2021-04-30 2021-01-31 2020-10-31 2020-07-31 2020-04-30 2020-01-31 2019-10-31 2019-07-31 2019-04-30 2019-01-31 2018-10-31 2018-07-31 2018-04-30 2018-01-31 2017-10-31 2017-07-31 2017-04-30 2017-01-31 2016-10-31 2016-07-31 2016-04-30 2016-01-31 2015-10-31 2015-07-31 2015-04-30 2015-01-31 2014-10-31 2014-04-30 2014-01-31 2013-10-31 2013-04-30 2013-01-31 2012-10-31 2012-04-30 2012-01-31 2011-10-31 2011-04-30 2011-01-31 2010-10-31 2010-04-30 2010-01-31 2009-10-31 2009-04-30 2009-01-31 2008-10-31 2008-04-30 2008-01-31 2007-10-31 2007-07-31 2007-04-30 2007-01-31 2006-10-31 2006-07-31 2006-04-30 2006-01-31 2005-10-31 2005-07-31 2005-04-30 2005-01-31 2004-10-31 2004-07-31 2004-04-30 2004-01-31 2003-10-31 2003-07-31 2003-04-30 2003-01-31 2002-10-31 2002-07-31 2002-04-30 2002-01-31 2001-10-31 2001-04-30 
                                                                                                   
        assets
                                                                                                   
        current assets:
                                                                                                   
        cash, cash equivalents, and restricted cash
      3,354,142,000 5,101,821,000 5,233,590,000 2,780,531,000 2,366,499,000 3,338,909,000 3,698,118,000 1,514,111,000 1,089,995,000 1,256,948,000 2,581,567,000 957,395,000 2,114,183,000 1,660,952,000 1,539,391,000 1,384,236,000 1,454,818,000 971,651,000 1,298,373,000 1,048,260,000 911,890,000 616,403,000 605,732,000 477,718,000                                                                      
        investment in held to maturity securities
      845,570,000  9,861,000 2,008,539,000 2,017,843,000 458,542,000  1,908,047,000 2,000,334,000 1,411,122,000 48,982,000 1,406,589,000     224,889,000 374,866,000                                                                            
        accounts receivable
      794,472,000 861,630,000 759,687,000 762,811,000 757,843,000 882,745,000 801,840,000 785,877,000 822,650,000 846,357,000 755,635,000 702,038,000 693,834,000 765,192,000 628,964,000 578,573,000 585,914,000 630,629,000 562,637,000 480,628,000 434,873,000 462,405,000 407,897,000 350,207,000 346,244,000 445,963,000 394,309,000 367,265,000 376,564,000 393,561,000 336,004,000 351,601,000 356,125,000 398,972,000 366,641,000 311,846,000 302,071,000 340,438,000 294,358,000 266,270,000 263,292,000 281,227,000 231,403,000 215,696,000 217,003,000 235,477,000 204,810,000 192,610,000 222,104,000 187,615,000 164,155,000 198,805,000 149,554,000 129,335,000 151,903,000 136,284,000 117,534,000 136,972,000 117,032,000 102,093,000 121,753,000 109,715,000 107,472,000 137,810,000 118,508,000 129,526,000 137,286,000 114,888,000 109,895,000 105,694,000 112,174,000 100,375,000 99,959,000 112,845,000 123,896,000 92,194,000 91,323,000 94,348,000 99,705,900 90,710,100 81,632,700 84,391,400 94,915,800 78,888,600  68,079,400 83,341,900       
        vehicle pooling costs
      117,979,000 129,763,000 118,166,000 116,145,000 117,916,000 142,815,000 147,792,000 132,638,000 125,001,000 137,907,000 127,512,000 123,725,000 119,724,000 133,598,000 116,526,000 112,242,000 114,028,000 123,896,000 115,994,000 94,449,000 86,685,000 92,928,000 84,128,000 73,684,000 75,357,000 90,595,000 86,035,000 76,548,000 75,289,000 80,610,000 70,598,000 34,284,000 35,489,000 37,969,000 37,679,000 31,118,000 31,822,000 34,443,000 31,284,000 28,599,000 29,771,000 29,694,000 26,632,000 24,949,000 24,655,000 26,091,000 23,394,000 22,390,000 23,747,000 21,302,000 17,883,000 20,060,000 15,827,000 15,692,000 16,597,000 16,886,000 16,334,000 20,148,000 20,715,000 26,763,000 30,813,000 27,838,000 30,309,000 37,044,000 32,475,000 32,103,000 35,231,000 29,823,000 28,842,000 27,877,000 31,171,000 28,396,000 29,148,000 32,692,000 38,673,000 29,920,000 25,431,000 24,849,000 28,705,600 26,694,000 23,966,200 24,496,500 28,706,400 25,138,600  21,844,000 23,953,700       
        inventories
      49,632,000 41,870,000 40,408,000 39,661,000 44,508,000 59,072,000 52,401,000 43,639,000 46,764,000 42,812,000 42,631,000 39,973,000 44,999,000 52,071,000 53,866,000 58,791,000 56,988,000 52,979,000 48,194,000 44,968,000 39,229,000 30,203,000 28,244,000 20,080,000 19,809,000 18,515,000 19,482,000 20,941,000 22,309,000 28,315,000 19,734,000 16,734,000 17,034,000 13,025,000 10,138,000 10,163,000 9,239,000 9,136,000 8,918,000 10,388,000 11,439,000 9,458,000 9,075,000 8,613,000 8,107,000 8,015,000 7,592,000 9,826,000 9,850,000 9,205,000 10,524,000 11,043,000 7,587,000 7,458,000 7,247,000 6,433,000 6,412,000 5,890,000 4,350,000 4,465,000 4,240,000 4,411,000 3,784,000 4,212,000 4,329,000 6,851,000 7,356,000 7,772,000 5,999,000                         
        income taxes receivable
      721,000 817,000 574,000 580,000  48,240,000   23,402,000 17,030,000 418,000 6,574,000 428,000 436,000 5,261,000 49,882,000 1,581,000 15,426,000 537,000 20,012,000 10,588,000 6,498,000 915,000 26,740,000 31,578,000 68,415,000 48,370,000 19,526,000 18,902,000 25,000 24,000 15,312,000 1,363,000 3,836,000 139,000 6,418,000 42,663,000 83,524,000 110,923,000 18,751,000 2,772,000 7,734,000 950,000 6,092,000 2,587,000 7,803,000 404,000 3,358,000 5,628,000 1,846,000 4,384,000 12,462,000 1,220,000 3,965,000 2,977,000 785,000 4,844,000 4,585,000 2,380,000 5,258,000 9,822,000  8,568,000 20,535,000 7,264,000  1,700,000  3,208,000  5,340,000  2,064,000                     
        prepaid expenses and other assets
      54,157,000 40,279,000 39,848,000 46,361,000 54,545,000 36,460,000 32,966,000 33,872,000 40,983,000 36,310,000 28,145,000 26,310,000 27,862,000 26,532,000 20,597,000 18,731,000 19,208,000 19,926,000 14,045,000 14,294,000 16,106,000 17,030,000 11,260,000 15,330,000 14,777,000 14,964,000 14,778,000 16,568,000 17,695,000 17,781,000 16,553,000 16,665,000 16,616,000 17,374,000 15,528,000 17,616,000 18,002,000 16,759,000 16,096,000 18,005,000 18,910,000 19,179,000 20,732,000 19,824,000 18,312,000 17,904,000 18,487,000 18,443,000 20,069,000 19,350,000 10,794,000 11,633,000 14,655,000 8,898,000 7,208,000 11,206,000 14,521,000 19,731,000 11,769,000 16,852,000 9,190,000 6,237,000 5,409,000 5,578,000 7,538,000 6,696,000 6,820,000 5,172,000 5,518,000 4,409,000 3,999,000 4,735,000 4,864,000 6,550,000 7,300,000 10,909,000 6,826,000 7,195,000 6,972,000 5,066,700 5,436,800 10,861,100 10,665,400 10,493,200  11,354,600 12,222,500       
        total current assets
      5,216,673,000 6,176,180,000 6,202,134,000 5,754,628,000 5,359,154,000 4,966,783,000 4,733,117,000 4,418,184,000 4,149,129,000 3,748,486,000 3,584,890,000 3,262,604,000 3,001,030,000 2,638,781,000 2,364,605,000 2,202,455,000 2,457,426,000 2,189,373,000 2,039,780,000 1,702,611,000 1,499,371,000 1,225,467,000 1,138,176,000 963,759,000 794,152,000 731,963,000 744,076,000 687,167,000 613,585,000 628,466,000 763,222,000 709,116,000 630,902,000 666,476,000 654,371,000 587,261,000 593,609,000 659,252,000 630,711,000 499,306,000 464,505,000 506,858,000 785,656,000 734,582,000 954,459,000 888,425,000 457,766,000 385,754,000 332,929,000 320,955,000 353,162,000 311,905,000 327,069,000 383,375,000 328,212,000 384,271,000 353,366,000 392,353,000 416,716,000 419,683,000 365,108,000 366,480,000 274,505,000 227,628,000 220,884,000 271,521,000 361,618,000 407,509,000 354,452,000 387,094,000 472,622,000 447,206,000 411,350,000 407,695,000 381,932,000 388,511,000 376,128,000 370,343,000 343,037,000 323,801,000  291,951,700 249,906,300 233,983,900  212,175,400 213,521,900       
        property and equipment
      3,715,922,000 3,693,890,000 3,650,424,000 3,598,093,000 3,569,267,000 3,462,768,000 3,363,155,000 3,175,838,000 3,073,090,000 3,042,711,000 2,943,537,000 2,844,339,000 2,710,933,000 2,656,273,000 2,582,481,000 2,485,764,000 2,402,809,000 2,376,013,000 2,318,701,000 2,296,624,000 2,227,531,000 2,175,346,000 2,072,059,000 1,941,719,000 1,838,297,000 1,789,326,000 1,545,714,000 1,427,726,000 1,340,692,000 1,237,117,000 1,188,088,000 1,163,425,000 1,087,910,000 1,024,564,000 959,716,000 944,056,000 913,303,000 882,256,000 840,587,000 816,791,000 806,973,000 744,224,000 705,590,000 700,402,000 683,956,000 688,244,000 691,981,000 685,564,000 707,379,000 692,398,000 676,698,000 657,424,000 625,043,000 574,732,000 568,816,000 594,851,000 598,968,000 575,686,000 574,880,000 563,364,000 558,302,000 546,088,000 524,184,000 520,636,000 514,908,000 498,248,000 459,321,000 435,754,000 420,664,000 355,309,000 352,385,000 348,218,000 341,943,000 320,886,000 310,938,000 306,917,000 292,949,000 275,550,000 267,607,900 261,660,000 257,666,900 251,599,900 253,830,500 248,493,100  242,424,200 240,728,300       
        operating lease right-of-use assets
      88,066,000 91,454,000 95,594,000 99,708,000 97,678,000 114,839,000 113,557,000 116,301,000 108,859,000 112,838,000 121,690,000 108,139,000 105,260,000 106,656,000 112,530,000 116,303,000 121,006,000 120,309,000 123,254,000 119,487,000 125,709,000 107,602,000 112,275,000 118,455,000 106,634,000 104,360,000 136,368,000                                                                   
        intangibles
      53,943,000 57,292,000 59,615,000 62,832,000 66,417,000 68,083,000 72,512,000 74,088,000 76,786,000 84,049,000 81,832,000 62,702,000 49,676,000 51,186,000 51,847,000 54,680,000 40,854,000 42,731,000 43,914,000 45,873,000 42,535,000 44,270,000 45,864,000 47,772,000 48,671,000 50,291,000 52,617,000 55,156,000 57,627,000 60,265,000 62,897,000 64,892,000 69,382,000 69,934,000 73,285,000 75,938,000 7,624,000 8,938,000 10,241,000 11,761,000 13,390,000 14,408,000 16,229,000 17,857,000 19,715,000 21,425,000 24,259,000 25,384,000 19,709,000 15,907,000 13,100,000 14,925,000 7,041,000 9,375,000 10,184,000 11,399,000 10,414,000 10,836,000 11,976,000 13,688,000 15,294,000 14,212,000 14,754,000 14,320,000 17,024,000 23,470,000 26,353,000 29,299,000 27,442,000 1,330,000 1,507,000 1,690,000 1,874,000 2,063,000 2,201,000 1,913,000 1,938,000 2,131,000  2,533,300 2,941,400             
        goodwill
      522,703,000 523,473,000 518,756,000 517,779,000 518,600,000 509,670,000 514,483,000 513,909,000 511,372,000 510,563,000 500,926,000 394,289,000 406,640,000 404,046,000 394,844,000 401,954,000 348,000,000 352,908,000 354,062,000 355,717,000 347,515,000 346,966,000 342,576,000 343,622,000 338,039,000 338,262,000 337,179,000 333,321,000 337,725,000 338,045,000 335,120,000 337,235,000 342,459,000 344,499,000 339,024,000 340,243,000 258,634,000 256,867,000 255,093,000 260,198,000 267,367,000 264,128,000 270,620,000 271,850,000 271,484,000 270,492,000 276,889,000 288,402,000 291,227,000 281,447,000 208,580,000 210,188,000 198,558,000 197,808,000 194,954,000 197,129,000 200,611,000 177,882,000 178,438,000 173,778,000 176,697,000 166,575,000 160,712,000 159,446,000 165,366,000 173,907,000 165,976,000 168,356,000 161,645,000 112,291,000 112,291,000 112,291,000 112,291,000 112,230,000 112,100,000 119,306,000 116,375,000 115,549,000 112,690,500 112,690,500 112,690,500 109,749,300 109,749,300 109,749,300  108,704,400 108,662,400       
        other assets
      51,729,000 52,673,000 54,491,000 57,862,000 61,106,000 65,204,000 72,663,000 129,444,000 91,396,000 99,873,000 100,911,000 65,806,000 76,266,000 75,466,000 87,370,000 47,708,000 73,779,000 55,622,000 39,141,000 41,831,000 39,285,000 34,566,000 30,026,000 39,721,000 35,480,000 34,055,000 39,581,000 43,836,000 41,801,000 32,664,000 31,993,000 32,560,000 33,301,000 37,767,000 36,274,000 33,716,000 35,538,000 32,692,000 31,852,000 38,258,000 40,655,000 43,314,000 47,033,000 46,421,000 44,247,000 45,961,000 50,217,000 57,803,000 56,595,000 57,652,000 23,270,000 31,908,000 31,325,000 19,142,000 19,208,000 25,834,000 18,515,000 20,750,000 18,762,000 17,803,000 20,125,000                                 
        total assets
      9,649,036,000 10,594,962,000 10,581,014,000 10,090,902,000 9,672,222,000 9,187,347,000 8,869,487,000 8,427,764,000 8,010,632,000 7,598,520,000 7,333,786,000 6,737,879,000 6,349,805,000 5,932,408,000 5,593,677,000 5,308,864,000 5,443,874,000 5,136,956,000 4,918,852,000 4,562,143,000 4,281,946,000 3,934,438,000 3,741,188,000 3,455,261,000 3,161,583,000 3,048,605,000 2,855,939,000 2,547,617,000 2,391,763,000 2,296,905,000 2,381,788,000 2,307,698,000 2,165,193,000 2,143,541,000 2,062,670,000 1,982,501,000 1,811,686,000 1,841,241,000 1,770,396,000 1,649,820,000 1,624,135,000 1,604,364,000 1,855,764,000 1,799,952,000 2,002,977,000 1,952,071,000 1,536,586,000 1,476,672,000 1,438,493,000 1,397,388,000 1,298,682,000 1,253,946,000 1,214,526,000 1,204,763,000 1,139,658,000 1,225,884,000 1,191,312,000 1,188,411,000 1,210,147,000 1,202,006,000 1,147,889,000 1,123,340,000 1,005,986,000 955,666,000 949,562,000 1,008,261,000 1,052,903,000 1,077,687,000 1,005,344,000 1,015,033,000 969,027,000 939,027,000 894,705,000 869,863,000 828,368,000 834,562,000 793,528,000 770,215,000 732,089,900 707,510,400  658,789,500 619,413,600 598,570,100  571,578,600 571,622,500       
        liabilities, redeemable noncontrolling interests and stockholders’ equity
                                                                                                   
        current liabilities:
                                                                                                   
        accounts payable and accrued liabilities
      598,290,000 549,171,000 607,386,000 591,831,000 576,923,000 562,205,000 582,215,000 518,148,000 506,795,000 473,856,000 495,201,000 440,810,000 441,466,000 439,271,000 446,974,000 399,034,000 398,414,000 367,699,000 411,249,000 369,826,000 359,239,000 324,108,000 359,816,000 318,530,000 250,841,000 296,977,000 289,247,000 270,918,000 279,779,000 266,126,000 235,982,000 270,944,000 245,473,000 242,594,000 222,400,000 208,415,000 192,769,000 184,968,000 175,969,000 192,379,000 150,298,000 147,839,000 147,342,000 147,452,000 154,255,000 148,180,000 153,799,000 164,218,000 154,871,000 154,847,000 129,001,000 125,400,000 112,347,000 108,592,000 100,441,000 101,489,000 104,229,000 101,428,000 95,423,000 102,546,000 92,061,000 93,636,000 77,646,000 75,082,000 77,329,000 99,207,000 90,934,000 80,308,000 85,082,000 62,967,000 58,787,000 56,979,000 60,644,000 62,687,000 58,308,000 62,247,000 56,965,000 50,421,000 48,129,400 41,915,200 44,079,700 47,343,600 39,941,700 38,826,800  35,106,300 33,506,300       
        deferred revenue
      33,494,000 31,383,000 30,471,000 30,440,000 30,292,000 26,892,000 25,576,000 28,121,000 28,761,000 26,204,000 27,174,000 26,117,000 25,664,000 23,796,000 19,319,000 20,061,000 21,087,000 20,577,000 19,951,000 20,973,000 20,660,000 14,431,000 9,476,000 8,233,000 7,884,000 7,603,000 5,113,000 6,466,000 7,988,000 7,344,000 4,934,000 4,488,000 5,906,000 6,797,000 5,189,000 5,019,000 6,147,000 5,938,000 3,975,000 4,628,000 5,745,000 5,478,000 3,719,000 3,724,000 4,612,000 4,515,000 3,815,000 5,146,000 5,179,000 4,179,000 5,405,000 5,363,000 5,218,000 6,367,000 6,331,000 4,526,000 6,189,000 6,963,000 5,607,000 10,819,000 12,917,000 12,299,000 14,425,000 16,315,000 15,409,000 15,457,000 16,033,000 14,159,000 13,897,000 14,342,000 14,728,000 14,372,000 15,372,000 20,729,000 23,214,000 14,989,000 12,477,000 12,742,000 13,880,200 11,351,800 9,720,700 9,888,900 11,882,400 10,715,500  8,957,600 10,136,600       
        income taxes payable
      37,650,000 16,627,000 125,469,000 41,141,000 30,125,000 17,844,000 85,628,000 60,994,000 7,388,000 4,740,000 80,106,000 4,374,000 18,534,000 3,820,000 16,101,000  6,907,000 6,458,000 37,175,000 7,760,000 9,140,000 8,672,000 12,640,000 3,709,000 905,000 728,000 1,313,000 3,482,000 1,583,000 4,441,000 12,893,000 673,000 18,048,000 13,806,000 28,430,000 6,472,000 6,421,000 7,624,000 6,583,000 5,625,000 17,169,000 12,629,000 30,444,000 8,279,000 5,660,000 5,858,000 25,906,000 11,207,000 5,539,000 21,576,000 8,034,000 6,083,000 23,671,000 8,638,000 3,350,000 22,262,000 10,243,000 1,846,000 14,616,000 5,910,000 4,503,000 18,154,000 11,062,000 3,681,000 10,692,000 12,112,000 3,010,000 27,162,000 3,930,000 3,812,000  15,482,000  1,292,000 552,000 15,498,000 7,248,000 10,116,000 4,975,800 12,703,300 3,819,200 9,686,800 680,100 3,750,400  3,761,300 2,548,200       
        current portion of operating and finance lease liabilities
      15,825,000 16,692,000 17,870,000 19,869,000 19,792,000 22,696,000 21,436,000 21,304,000 20,475,000 21,223,000 21,936,000 21,468,000 20,900,000 20,736,000 22,083,000 21,794,000 22,687,000 23,126,000 23,536,000 22,472,000 24,006,000                                                                         
        total current liabilities
      685,259,000 613,873,000 781,196,000 683,281,000 657,132,000 629,637,000 714,855,000 628,567,000 563,419,000 526,023,000 624,417,000 492,769,000 506,564,000 487,623,000 504,477,000 440,889,000 449,095,000 417,860,000 491,911,000 421,031,000 413,045,000 371,015,000 407,536,000 356,044,000 286,568,000 342,837,000 323,318,000 282,004,000 296,906,000 372,033,000 254,808,000 277,256,000 270,578,000 375,048,000 289,169,000 302,153,000 221,488,000 345,947,000 357,678,000 278,783,000 203,581,000 265,117,000 223,926,000 213,126,000 229,448,000 234,724,000 259,691,000 256,742,000 259,651,000 257,907,000 218,377,000 212,811,000 217,215,000 198,771,000 186,182,000 208,635,000 171,406,000 160,893,000 116,230,000 120,676,000 111,646,000 126,372,000 107,679,000 108,465,000 114,863,000 128,910,000 113,014,000 125,102,000 106,602,000 84,320,000 80,740,000 93,918,000 83,333,000 93,683,000 89,579,000 98,311,000 80,111,000 78,984,000 74,786,400 72,621,700  73,415,500 60,625,700 58,686,600  53,949,200 52,792,500       
        deferred income taxes
      89,733,000 87,625,000 85,839,000 80,625,000 94,551,000 92,886,000 95,465,000 93,653,000 92,014,000 94,140,000 91,821,000 89,492,000 76,690,000 76,471,000 77,452,000 80,060,000 78,023,000 69,759,000 72,166,000 63,969,000 57,767,000 221,000 212,000 213,000 310,000 348,000 404,000 411,000 333,000 348,000 468,000 470,000 1,239,000 301,000   191,000  711,000 1,444,000 668,000 685,000 2,055,000 3,396,000 5,053,000 2,769,000 4,031,000 4,950,000 3,829,000 2,656,000 4,162,000 4,207,000 3,770,000 388,000 18,284,000 12,400,000 1,573,000 1,073,000 9,375,000 13,690,000 12,363,000 9,757,000 9,123,000 10,288,000 6,010,000 14,166,000 12,120,000 12,085,000 7,785,000 8,089,000 7,184,000 6,247,000 5,137,000 5,929,000 6,157,000 676,000 3,295,000 5,564,000 6,781,700 6,488,600 5,438,400 6,331,200 7,952,000 5,224,600  5,775,600 6,164,700       
        operating and finance lease liabilities, net of current portion
      77,291,000 79,444,000 82,066,000 83,870,000 81,268,000 96,701,000 95,435,000 97,429,000 91,131,000 93,876,000 101,465,000 88,082,000 86,016,000 87,394,000 91,670,000 95,683,000 99,610,000 98,459,000 100,920,000 97,961,000 108,487,000                                                                         
        total liabilities
      857,591,000 787,728,000 961,903,000 883,411,000 869,525,000 863,315,000 949,541,000 879,209,000 814,446,000 785,806,000 897,147,000 750,439,000 757,383,000 718,756,000 740,843,000 683,265,000 1,090,820,000 1,047,100,000 1,125,031,000 1,032,942,000 1,032,569,000 991,846,000 1,030,355,000 965,745,000 880,572,000 923,876,000 929,340,000 769,236,000 772,911,000 836,952,000 710,028,000 726,599,000 704,381,000 811,750,000 873,761,000 883,901,000 805,357,000 945,538,000 962,989,000 875,364,000 907,608,000 872,964,000 839,219,000 835,488,000 867,009,000 878,834,000 499,155,000 536,911,000 557,769,000 574,741,000 574,288,000 586,443,000 605,655,000 626,031,000 632,286,000 671,039,000 544,970,000 547,077,000 151,118,000 155,544,000 146,466,000 160,404,000 140,295,000 133,915,000 142,434,000 145,611,000 131,060,000 143,589,000 124,478,000 85,855,000 82,242,000 95,352,000 84,735,000 94,857,000 90,752,000 99,405,000 84,149,000 88,207,000 81,963,400 82,139,400  82,634,300 69,854,200 67,951,700  60,185,800 55,284,900       
        commitments and contingencies
                                                                                                   
        redeemable non controlling interest
      17,181,000                                                                                             
        stockholders’ equity:
                                                                                                   
        preferred stock: 0.0001 par value - 5,000,000 shares authorized; none issued
                                                                                                   
        common stock: 0.0001 par value - 1,600,000,000 shares authorized; 925,811,482 and 967,478,690 shares issued and outstanding, respectively.
      93,000                                                                                             
        additional paid-in capital
      1,207,201,000 1,242,164,000 1,224,683,000 1,214,150,000 1,195,757,000 1,179,816,000 1,133,687,000 1,120,985,000 1,102,684,000 1,087,345,000 1,067,424,000 938,910,000 901,495,000 875,009,000 849,761,000 838,532,000 811,900,000 797,955,000 776,858,000 761,834,000 733,581,000 718,497,000 701,654,000 672,727,000 646,331,000 617,714,000 587,643,000 572,559,000 545,895,000 530,102,000 534,108,000 526,858,000 497,010,000 483,895,000 467,909,000 453,349,000 444,745,000 429,957,000 416,125,000 392,445,000 393,351,000 394,002,000 413,423,000 407,808,000 422,194,000 416,958,000 410,629,000 393,225,000 384,947,000 373,177,000 361,585,000 353,111,000 332,021,000 326,575,000 317,765,000                                       
        accumulated other comprehensive loss
      -87,207,000 -87,291,000 -120,076,000 -120,283,000 -113,300,000 -171,560,000 -144,739,000 -142,972,000 -156,807,000 -145,279,000 -177,359,000 -141,006,000 -152,459,000 -156,507,000 -198,936,000 -169,365,000 -152,596,000 -123,502,000 -111,378,000 -100,860,000 -101,664,000 -106,720,000 -128,494,000 -121,088,000 -138,923,000 -119,870,000 -119,290,000 -132,529,000 -113,191,000 -107,223,000 -115,646,000 -107,928,000 -90,412,000 -78,913,000 -102,156,000 -100,676,000 -114,268,000 -119,549,000 -127,969,000 -109,194,000 -83,791,000 -103,071,000 -74,740,000 -68,793,000 -66,594,000 -66,525,000 -43,936,000 -21,829,000                                              
        retained earnings
      7,654,177,000 8,634,076,000 8,495,453,000 8,093,069,000 7,698,639,000 7,292,904,000 6,907,268,000 6,545,902,000 6,225,280,000 5,845,438,000 5,521,256,000 5,189,440,000 4,843,338,000 4,495,102,000 4,201,961,000 3,956,408,000 3,693,726,000 3,415,379,000 3,128,317,000 2,868,203,000 2,617,436,000 2,330,791,000 2,137,649,000 1,937,853,000 1,773,580,000 1,626,862,000 1,458,223,000 1,338,328,000 1,186,125,000 1,037,051,000 1,253,275,000 1,162,146,000 1,053,510,000 926,163,000 822,555,000 745,370,000 675,830,000 585,284,000 519,240,000 491,194,000 406,956,000 440,458,000 677,850,000 625,437,000 780,355,000 722,791,000 670,725,000 568,352,000 527,482,000 482,137,000 399,874,000 346,649,000 307,543,000 279,155,000 225,513,000 266,756,000 346,868,000 354,426,000 726,214,000 726,345,000 681,956,000 646,221,000 582,818,000 540,749,000 518,744,000 782,782,000 736,306,000 704,282,000 670,293,000 633,558,000 594,690,000 564,300,000 533,955,000 502,382,000 467,674,000 459,821,000 437,008,000 412,019,000 381,114,500 357,561,900 334,892,100 313,442,900 288,280,800 270,912,900  242,335,400 226,912,600       
        total stockholders’ equity
      8,774,264,000 9,789,045,000 9,600,157,000 9,187,033,000 8,781,193,000 8,301,257,000 7,896,312,000 7,524,011,000 7,171,253,000 6,787,600,000 6,411,417,000 5,987,440,000 5,592,422,000 5,213,652,000 4,852,834,000 4,625,599,000 4,353,054,000 4,089,856,000 3,793,821,000 3,529,201,000 3,249,377,000 2,942,592,000 2,710,833,000 2,489,516,000 2,281,011,000 2,124,729,000 1,926,599,000 1,778,381,000 1,618,852,000 1,459,953,000 1,671,760,000 1,581,099,000 1,460,812,000 1,331,791,000 1,188,909,000 1,098,600,000 1,006,329,000 895,703,000 807,407,000 774,456,000    964,464,000  1,073,237,000                                                
        total liabilities, redeemable noncontrolling interests and stockholders’ equity
      9,649,036,000 10,594,962,000 10,581,014,000 10,090,902,000 9,672,222,000 9,187,347,000 8,869,487,000 8,427,764,000 8,010,632,000 7,598,520,000 7,333,786,000                                                                                   
        redeemable non-controlling interest
       18,189,000 18,954,000 20,458,000 21,504,000 22,775,000 23,634,000 24,544,000 24,933,000 25,114,000 25,222,000                                                                                   
        common stock: 0.0001 par value - 1,600,000,000 shares authorized; 963,290,932 and 967,478,690 shares issued and outstanding, respectively.
       96,000                                                                                            
        common stock: 0.0001 par value - 1,600,000,000 shares authorized; 967,904,634 and 967,478,690 shares issued and outstanding, respectively.
        97,000                                                                                           
        preferred stock: 0.0001 par value—5,000,000 shares authorized; none issued
                                                                                                   
        common stock: 0.0001 par value—1,600,000,000 shares authorized; 967,478,690 and 962,967,011 shares issued and outstanding, respectively
         97,000                                                                                          
        common stock: 0.0001 par value - 1,600,000,000 shares authorized; 966,812,661 and 962,967,011 shares issued and outstanding, respectively.
          97,000                                                                                         
        common stock: 0.0001 par value - 1,600,000,000 shares authorized; 966,053,166 and 962,967,011 shares issued and outstanding, respectively.
           97,000                                                                                        
        common stock: 0.0001 par value - 1,600,000,000 shares authorized; 963,524,402 and 962,967,011 shares issued and outstanding, respectively.
            96,000                                                                                       
        long-term debt and other liabilities
              427,000 453,000 9,462,000 10,903,000 22,368,000 1,946,000 1,969,000 1,996,000 402,733,000 403,829,000 408,940,000 397,636,000 397,633,000                                                                         
        common stock: 0.0001 par value—1,600,000,000 shares authorized; 962,967,011 and 957,344,162 shares issued and outstanding, respectively
             96,000                                                                                      
        common stock: 0.0001 par value - 1,600,000,000 shares authorized; 962,268,657 and 957,344,162 shares issued and outstanding, respectively.
              96,000                                                                                     
        common stock: 0.0001 par value - 1,600,000,000 shares authorized; 961,311,496 and 957,344,162 shares issued and outstanding, respectively.
               96,000                                                                                    
        common stock: 0.0001 par value - 1,600,000,000 shares authorized; 960,208,274 and 957,344,162 shares issued and outstanding, respectively.
                96,000                                                                                   
        liabilities and stockholders’ equity
                                                                                                   
        common stock: 0.0001 par value—1,600,000,000 shares authorized; 957,344,162 and 952,163,896 shares issued and outstanding, respectively
                 96,000                                                                                  
        total liabilities and stockholders’ equity
                 6,737,879,000 6,349,805,000 5,932,408,000 5,593,677,000 5,308,864,000 5,443,874,000 5,136,956,000 4,918,852,000 4,562,143,000 4,281,946,000 3,934,438,000 3,741,188,000 3,455,261,000 3,161,583,000 3,048,605,000 2,855,939,000 2,547,617,000 2,391,763,000 2,296,905,000 2,381,788,000 2,307,698,000 2,165,193,000 2,143,541,000 2,062,670,000 1,982,501,000 1,811,686,000 1,841,241,000 1,770,396,000 1,649,820,000    1,799,952,000  1,952,071,000                                                
        common stock: 0.0001 par value - 1,600,000,000 shares authorized; 477,130,025 and 476,081,948 shares issued and outstanding, respectively.
                  48,000                                                                                 
        common stock: 0.0001 par value - 1,600,000,000 shares authorized; 476,564,148 and 476,081,948 shares issued and outstanding, respectively.
                   48,000                                                                                
        common stock: 0.0001 par value - 1,600,000,000 shares authorized; 476,195,814 and 476,081,948 shares issued and outstanding, respectively.
                    48,000                                                                               
        common stock: 0.0001 par value—400,000,000 shares authorized; 238,040,974 and 237,014,273 shares issued and outstanding, respectively
                     24,000                                                                              
        common stock: 0.0001 par value - 400,000,000 shares authorized; 237,613,616 and 237,014,273 shares issued and outstanding, respectively.
                      24,000                                                                             
        common stock: 0.0001 par value - 400,000,000 shares authorized; 237,474,492 and 237,014,273 shares issued and outstanding, respectively.
                       24,000                                                                            
        common stock: 0.0001 par value - 400,000,000 shares authorized; 237,181,350 and 237,014,273 shares issued and outstanding, respectively.
                        24,000                                                                           
        common stock: 0.0001 par value—400,000,000 shares authorized; 237,014,273 and 235,315,337 shares issued and outstanding, respectively
                         24,000                                                                          
        common stock: 0.0001 par value - 400,000,000 shares authorized; 236,568,394 and 235,315,337 shares issued and outstanding, respectively.
                          24,000                                                                         
        current portion of operating lease liabilities
                           22,554,000 24,011,000 24,821,000 23,395,000 23,314,000 27,055,000                                                                   
        current portion of finance lease liabilities
                           1,250,000 1,593,000  3,543,000                                                                     
        operating lease liabilities, net of current portion
                           85,307,000 88,490,000 95,584,000 85,698,000 81,906,000 113,263,000                                                                   
        long-term debt and finance lease liabilities, net of discount
                           402,703,000 411,845,000  403,653,000                                                                     
        other liabilities
                           328,000 311,000 430,000 134,000 138,000 137,000 3,342,000 3,371,000 3,475,000 3,509,000 3,586,000 3,659,000 3,732,000 2,995,000 3,100,000 2,569,000 2,749,000 2,034,000 2,783,000 2,844,000 2,782,000 3,402,000 3,748,000 4,294,000 4,051,000 4,515,000 5,191,000 5,310,000 5,839,000 6,858,000 6,977,000 7,658,000 4,897,000 5,709,000 2,775,000 1,003,000 1,222,000 1,163,000 1,328,000 1,457,000 1,603,000 1,750,000 2,185,000 2,829,000 4,013,000 4,492,000 3,821,000 3,878,000 1,535,000 1,502,000 1,434,000 1,402,000 1,174,000 1,173,000 1,094,000 1,160,000 1,263,000 1,080,800 1,133,300 1,172,900 1,194,100 1,201,900 1,236,700  1,400,500 1,409,700       
        common stock: 0.0001 par value - 400,000,000 shares authorized; 236,307,042 and 235,315,337 shares issued and outstanding, respectively.
                           24,000                                                                        
        common stock: 0.0001 par value - 400,000,000 shares authorized; 236,118,007 and 235,315,337 shares issued and outstanding, respectively.
                            24,000                                                                       
        current portion of finance lease obligations
                             751,000                                                                      
        long-term debt and finance lease obligations, net of discount
                             397,036,000                                                                      
        common stock: 0.0001 par value—400,000,000 shares authorized; 235,315,337 and 229,790,268 shares issued and outstanding, respectively
                             24,000                                                                      
        cash and cash equivalents
                              306,387,000 93,511,000 181,102,000 186,319,000 102,826,000 108,174,000 320,309,000 274,520,000 204,275,000 195,300,000 224,246,000 210,100,000 189,621,000 174,952,000 168,421,000 155,849,000 137,653,000 141,416,000 472,916,000 456,012,000 678,742,000 590,366,000 198,484,000 132,832,000 46,199,000 77,052,000 139,331,000 49,510,000 131,430,000 207,134,000 127,640,000 212,677,000 192,148,000 203,954,000 260,470,000 264,252,000 189,290,000 218,279,000 118,963,000 22,449,000 50,770,000 96,345,000 173,225,000 249,854,000 98,365,000 120,779,000 124,053,000 126,645,000 126,590,000 124,012,000 96,828,000 105,768,000 252,548,000 243,903,000  200,041,300 178,320,100 165,639,100 105,578,400 119,463,500  110,897,400 94,003,800       
        common stock: 0.0001 par value - 400,000,000 shares authorized; 234,701,014 and 229,790,268 shares issued and outstanding, respectively.
                              23,000                                                                     
        current portion of revolving loan facility and finance lease liabilities
                               14,215,000 590,000                                                                   
        long-term debt, revolving loan facility and finance lease liabilities, net of discount
                               399,846,000 399,979,000                                                                   
        common stock: 0.0001 par value - 400,000,000 shares authorized; 233,636,685 and 229,790,268 shares issued and outstanding, respectively.
                               23,000                                                                    
        common stock: 0.0001 par value - 400,000,000 shares authorized; 232,433,578 and 229,790,268 shares issued and outstanding, respectively.
                                23,000                                                                   
        current portion of revolving loan facility and capital lease obligations
                                 1,138,000 7,556,000 94,122,000 999,000 1,151,000 1,151,000 111,851,000 33,150,000 82,155,000 16,151,000 146,151,000 171,151,000                                                       
        long-term debt, revolving loan facility, and capital lease obligations, net of discount
                                 400,091,000    398,747,000    550,883,000                                                          
        common stock: 0.0001 par value—400,000,000 shares authorized; 229,790,268 and 233,898,841 shares issued and outstanding, respectively
                                 23,000                                                                  
        long-term debt, revolving loan facility and capital lease obligations, net of discount
                                  398,835,000 398,740,000 398,642,000  398,914,000 400,646,000 550,704,000  550,755,000 565,926,000 573,030,000                                                       
        common stock: 0.0001 par value - 400,000,000 shares authorized; 228,813,647 and 233,898,841 shares issued and outstanding, respectively.
                                  23,000                                                                 
        common stock: 0.0001 par value - 400,000,000 shares authorized; 226,700,670 and 233,898,841 shares issued and outstanding, respectively.
                                   23,000                                                                
        common stock: 0.0001 par value - 400,000,000 shares authorized; 234,008,162 and 233,898,841 shares issued and outstanding, respectively.
                                    23,000                                                               
        common stock: 0.0001 par value—400,000,000 shares authorized; 233,898,841 and 230,488,296 shares issued and outstanding, respectively
                                     23,000                                                              
        noncontrolling interest
                                      681,000 623,000 578,000 534,000                                                          
        common stock: 0.0001 par value - 400,000,000 shares authorized; 232,255,380 and 230,488,296 shares issued and outstanding, respectively.
                                      23,000                                                             
        common stock: 0.0001 par value - 400,000,000 shares authorized; 231,827,612 and 230,488,296 shares issued and outstanding, respectively.
                                       23,000                                                            
        common stock: 0.0001 par value - 400,000,000 shares authorized; 231,218,619 and 230,488,296 shares issued and outstanding, respectively.
                                        23,000                                                           
        common stock: 0.0001 par value—400,000,000 shares authorized; 230,488,296 and 220,244,120 shares issued and outstanding, respectively
                                         23,000                                                          
        common stock: 0.0001 par value - 400,000,000 shares authorized; 230,331,255 and 220,244,120 shares issued and outstanding, respectively.
                                          22,000                                                         
        common stock: 0.0001 par value - 400,000,000 shares authorized; 114,760,739 and 110,122,060 shares issued and outstanding, respectively.
                                           11,000                                                        
        common stock: 0.0001 par value - 400,000,000 shares authorized; 114,511,998 and 110,122,060 shares issued and outstanding, respectively.
                                            11,000                                                       
        current portion of long-term debt, revolving loan facility, and capital lease obligations
                                             76,151,000 30,369,000 99,171,000                                                    
        long-term debt, revolving loan facility, and capital lease obligations
                                             564,341,000                                                      
        common stock: 0.0001 par value—180,000,000 shares authorized; 110,122,060 and 120,156,340 shares issued and outstanding, respectively
                                             11,000                                                      
        liabilities and stockholders' equity
                                                                                                   
        long-term debt and capital lease obligations, net of discount
                                              670,507,000 576,501,000 584,302,000  599,951,000 608,236,000                                                
        stockholders' equity:
                                                                                                   
        common stock: 0.0001 par value - 400,000,000 shares authorized; 109,221,634 and 120,156,340 shares issued and outstanding, respectively.
                                              11,000                                                     
        total stockholders' equity
                                              716,527,000 731,400,000 1,016,545,000  1,135,968,000  1,037,431,000 939,761,000 880,724,000 822,647,000 724,394,000 667,503,000 608,871,000 578,732,000 507,372,000                                       
        total liabilities and stockholders' equity
                                              1,624,135,000 1,604,364,000 1,855,764,000  2,002,977,000  1,536,586,000 1,476,672,000 1,438,493,000 1,397,388,000 1,298,682,000 1,253,946,000 1,214,526,000 1,204,763,000 1,139,658,000                                       
        marketable securities
                                               17,465,000 21,893,000                                                   
        common stock: 0.0001 par value - 400,000,000 shares authorized; 111,999,458 and 120,156,340 shares issued and outstanding, respectively.
                                               11,000                                                    
        current portion of long-term debt and capital lease obligations
                                                42,421,000 53,671,000 64,921,000 76,171,000 76,171,000 76,171,000 77,028,000 77,305,000 75,937,000 75,177,000 75,177,000 75,174,000 75,180,000 75,387,000                                      
        common stock: 0.0001 par value - 180,000,000 shares authorized; 120,230,510 and 120,156,340 shares issued and outstanding, respectively.
                                                12,000                                                   
        long-term debt and capital lease obligations
                                                 592,135,000   203,868,000 242,106,000 261,182,000 280,121,000 314,230,000 333,068,000 350,159,000 387,752,000 406,536,000 425,337,000                                      
        common stock: 0.0001 par value—180,000,000 shares authorized; 120,156,340 and 126,143,366 shares issued and outstanding, respectively
                                                 12,000                                                  
        common stock: 0.0001 par value - 180,000,000 shares authorized; 126,521,598
                                                  13,000                                                 
        and 126,143,366 shares issued and outstanding, respectively.
                                                                                                   
        common stock: 0.0001 par value - 180,000,000 shares authorized; 126,426,736 and 126,143,366 shares issued and outstanding, respectively.
                                                   13,000                                                
        3
                                                                                                   
        assets held for sale
                                                    564,000 1,345,000 1,503,000 1,929,000 1,929,000 4,185,000 3,026,000 10,505,000 14,640,000                   3,696,000 9,735,000                   
        common stock: 0.0001 par value - 180,000,000 shares authorized; 126,335,253 and 126,143,366 shares issued and outstanding, respectively.
                                                    13,000                                               
        bank overdraft
                                                      17,034,000                              870,000               
        common stock: 0.0001 par value - 180,000,000 shares authorized; 125,904,003 and 125,494,995 shares issued and outstanding, respectively.
                                                     13,000                                              
        other current liabilities
                                                         788,000 802,000  785,000 4,840,000   343,000 389,000 427,000 440,000 378,000 362,000   462,000 492,000 474,000   126,000 126,000 126,000 126,000 133,000 126,000 141,000  155,200 157,900 157,900 162,600 162,600  174,100 180,700       
        liabilities and shareholders' equity
                                                                                                   
        shareholders' equity:
                                                                                                   
        total shareholders' equity
                                                             554,845,000 646,342,000 641,334,000 1,059,029,000                                   
        total liabilities and shareholders' equity
                                                             1,225,884,000 1,191,312,000 1,188,411,000 1,210,147,000                                   
        other current liabilities and current portion of long term debt
                                                              50,745,000                                     
        long-term debt
                                                              337,952,000 350,474,000                                    
        short-term debt
                                                               50,656,000                                    
        liabilities and shareholders’ equity
                                                                                                   
        shareholders’ equity:
                                                                                                   
        common stock
                                                                 355,937,000 349,406,000 342,257,000 324,254,000 325,738,000 318,844,000 78,794,000 183,937,000 221,235,000 206,126,000 295,156,000 292,200,000 279,053,000 276,052,000 272,344,000 269,560,000 274,968,000 272,017,000 269,681,000 268,759,500 267,538,100  262,740,600 261,293,200 259,640,900  269,057,400 289,425,000       
        total shareholders’ equity
                                                                 1,046,462,000 1,001,423,000 962,936,000 865,691,000 821,751,000 807,128,000 862,650,000 921,843,000 934,098,000 880,866,000 929,178,000 886,785,000 843,675,000 809,970,000 775,006,000 737,616,000 735,157,000 709,379,000 682,008,000 650,126,500 625,371,000  576,155,200 549,559,400 530,618,400  511,392,800 516,337,600       
        total liabilities and shareholders’ equity
                                                                 1,202,006,000 1,147,889,000 1,123,340,000 1,005,986,000 955,666,000 949,562,000 1,008,261,000 1,052,903,000 1,077,687,000 1,005,344,000 1,015,033,000 969,027,000 939,027,000 894,705,000 869,863,000 828,368,000 834,562,000 793,528,000 770,215,000 732,089,900 707,510,400  658,789,500 619,413,600 598,570,100  571,578,600 571,622,500       
        land purchase options and other assets
                                                                   20,228,000 22,708,000 23,348,000 25,370,000 26,949,000 27,515,000 24,684,000 24,208,000 23,020,000 23,038,000 23,375,000 22,110,000 21,060,000 15,040,000 17,239,000 6,138,000 6,642,000 6,540,000 6,825,600 6,613,400             
        book overdraft
                                                                     9,910,000 7,579,000                             
        accumulated other comprehensive income
                                                                       1,074,000 1,600,000 8,581,000 4,447,000 464,000  322,000  280,000 382,000 368,000 354,000 308,000 252,500 271,000 95,200   64,600          
        short-term investments
                                                                          102,625,000 128,335,000 195,885,000 187,055,000 148,725,000 127,900,000 105,500,000 149,720,000   207,175,000               
        restricted cash and investments
                                                                          9,148,000 127,900,000                        
        property and equipment held for sale
                                                                                   48,000 478,500  3,755,100             
        intangibles and other assets
                                                                                    2,214,500   5,488,600 5,927,500 6,343,800  8,274,600 8,709,900       
        other current liabilities and debt
                                                                                    149,300               
        long-term debt, less current portion
                                                                                    4,900 7,000 8,900 10,800 12,700 14,500  17,900 19,600       
        equipment held for sale
                                                                                     1,288,900  6,563,600 10,040,300           
        current portion of long-term debt
                                                                                     7,600 7,300 7,100 6,900 6,700  174,300 256,000       
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2026-04-30 2026-01-31 2025-10-31 2025-07-31 2025-04-30 2025-01-31 2024-10-31 2024-07-31 2024-04-30 2024-01-31 2023-10-31 2023-07-31 2023-04-30 2023-01-31 2022-10-31 2022-07-31 2022-04-30 2022-01-31 2021-10-31 2021-07-31 2021-04-30 2021-01-31 2020-10-31 2020-07-31 2020-04-30 2020-01-31 2019-10-31 2019-07-31 2019-04-30 2019-01-31 2018-10-31 2018-07-31 2018-04-30 2018-01-31 2017-10-31 2017-07-31 2017-04-30 2017-01-31 2016-10-31 2016-07-31 2016-04-30 2016-01-31 2015-10-31 2015-07-31 2015-04-30 2015-01-31 2014-10-31 2014-04-30 2014-01-31 2013-10-31 2013-04-30 2013-01-31 2012-10-31 2012-04-30 2012-01-31 2011-10-31 2011-04-30 2011-01-31 2010-10-31 2010-04-30 2010-01-31 2009-10-31 2009-04-30 2009-01-31 2008-10-31 2008-04-30 2008-01-31 2007-10-31 2007-07-31 2007-04-30 2007-01-31 2006-10-31 2006-07-31 2006-04-30 2006-01-31 2005-10-31 2005-07-31 2005-04-30 2005-01-31 2004-10-31 2004-07-31 2004-04-30 2004-01-31 2003-10-31 2003-04-30 
                                                                                             
          cash flows from operating activities:
                                                                                             
          net income
        401,393,000 349,967,000 402,210,000 395,308,000 405,338,000 386,541,000 361,176,000 322,178,000 382,110,000 325,527,000 332,532,000 347,785,000 350,431,000 293,677,000 245,848,000 263,735,000 278,620,000 287,412,000 260,363,000 255,974,000 286,796,000 193,440,000 200,285,000 165,533,000 147,487,000 168,707,000 218,180,000 153,496,000 192,741,000 131,373,000 114,083,000 109,741,000 127,405,000 103,301,000 77,560,000 70,369,000 90,546,000 66,066,000 167,280,000 84,968,000 74,016,000 58,963,000 52,413,000 57,412,000 57,563,000 52,193,000 52,615,000 40,877,000 45,345,000 41,422,000 53,236,000 39,640,000 45,845,000 55,471,000 40,603,000 41,149,000 50,135,000 37,896,000 37,823,000 44,389,000 35,735,000 35,270,000 42,069,000 27,153,000 37,254,000 46,475,000 32,026,000 37,610,000 36,735,000 38,868,000 30,390,000 30,345,000 31,573,000 34,707,000 7,854,000 22,813,000 24,989,000 30,904,600 23,552,600 22,669,800 21,449,200 25,162,100 17,367,900 15,241,100 15,422,800 
          adjustments to reconcile net income to net cash from operating activities:
                                                                                             
          depreciation and amortization, including debt cost
        59,086,000 55,514,000 54,199,000 54,142,000 54,520,000 54,260,000 54,862,000 51,078,000 50,693,000 45,135,000 43,350,000 44,364,000 37,226,000 38,767,000 39,327,000 36,272,000 36,706,000 33,578,000 32,049,000 29,943,000 32,243,000 31,671,000 29,227,000 27,501,000 28,659,000 24,393,000 23,704,000 21,625,000 21,222,000 20,509,000 21,978,000 28,362,000 16,684,000 17,982,000 16,012,000 13,490,000 13,805,000 15,326,000 14,820,000                                               
          allowance for credit losses
        -469,000 126,000 1,977,000 201,000 -903,000                                                                                 
          equity in losses of unconsolidated affiliates
        -22,000 -321,000 -47,000 -14,000 -74,000 -41,000 -20,000 -339,000 7,982,000 -638,000 -4,764,000 -99,000 1,416,000 1,908,000 2,122,000 -510,000 109,000 517,000 168,000 -1,119,000 -778,000 398,000 -1,741,000 -517,000 -1,206,000 2,269,000 855,000 2,271,000 -1,338,000 -330,000 -184,000 71,000 428,000 360,000 -109,000 87,000 176,000 59,000 349,000 127,000 285,000 325,000 158,000                                           
          stock-based compensation
        9,463,000 10,231,000 9,319,000 9,099,000 9,173,000 9,317,000 10,415,000 8,540,000 9,018,000 9,359,000 8,317,000 9,269,000 10,081,000 10,131,000 10,192,000 10,033,000 9,818,000 9,662,000 9,452,000 13,777,000 9,367,000 8,865,000 8,913,000 6,093,000 5,555,000 6,141,000 5,533,000 5,845,000 5,650,000 5,929,000 6,021,000                4,366,000 6,623,000 5,772,000 4,867,000 4,751,000 4,746,000 5,174,000 5,314,000                                
          loss on sale of property and equipment
                                   680,000 137,000 -3,788,000 -102,000 -804,000 -595,000 179,000 4,460,000    38,000                        -10,000 203,000 527,000    159,000 -356,000 378,000 38,000 300,000   40,000        43,400  
          deferred income taxes
        2,272,000 712,000 5,290,000  20,000 -1,693,000 1,740,000  -990,000 -1,115,000 -988,000 13,182,000 73,000 -1,529,000 -1,780,000 2,435,000 8,579,000 -2,316,000 8,319,000 6,179,000 -23,572,000 3,203,000 6,239,000 13,817,000 2,546,000 1,880,000 4,839,000 8,584,000 7,951,000 7,520,000 -888,000 16,734,000 -2,683,000 -93,000 2,759,000 -1,890,000 -1,675,000 1,378,000 22,088,000 6,065,000 -219,000 764,000 -870,000 724,000 5,958,000 -1,022,000 -1,295,000                  1,721,000             651,200 -1,993,000 3,072,800  -1,620,800   3,366,000 
          changes in operating assets and liabilities:
                                                                                             
          accounts receivable
        67,522,000 -99,647,000 -25,168,000 -32,034,000 131,108,000 -83,931,000 -49,093,000 7,179,000 16,944,000 -92,422,000 -77,086,000 -8,109,000 71,461,000 -132,722,000 -53,837,000 11,886,000 43,127,000 -70,087,000 -82,676,000 -45,920,000 29,555,000 -53,288,000 -57,860,000 -3,109,000 97,612,000 -53,102,000 -25,408,000 9,112,000 16,205,000 -56,855,000 -29,270,000 3,026,000 42,786,000 -30,243,000 -55,904,000 -2,874,000 39,121,000 -45,317,000 -29,472,000 -4,619,000 19,089,000 -51,773,000 -16,910,000 1,346,000 19,145,000 -31,904,000 -9,004,000                                       
          vehicle pooling costs
        11,904,000 -11,131,000 -1,955,000 1,761,000 25,619,000 4,543,000 -15,218,000 -7,758,000 12,603,000 -10,010,000 -4,377,000 -3,689,000 13,968,000 -16,625,000 -4,643,000 1,687,000 9,594,000 -7,926,000 -21,697,000 -7,699,000 6,322,000 -8,499,000 -10,600,000 1,929,000 14,582,000 -4,563,000 -9,358,000 -1,392,000 5,192,000 -9,905,000 -10,313,000 -1,763,000 4,958,000 20,000 -6,568,000 1,374,000 2,688,000 -3,042,000 -2,935,000 864,000 138,000 -3,398,000 -1,741,000 -266,000 1,500,000 -2,950,000 825,000       1,022,000 192,000 76,000 4,124,000 533,000 9,277,000   861,000       -167,000   752,000              
          inventories
        -7,859,000 -928,000 -655,000 4,835,000 15,995,000 -7,523,000 -8,652,000 3,618,000 -4,322,000 675,000 -3,669,000 11,679,000 6,869,000 3,981,000 4,020,000 2,516,000 -4,778,000 -5,126,000 -3,463,000 -5,814,000 -9,016,000 -1,513,000 -8,259,000 139,000 -1,556,000 1,055,000 1,710,000 1,002,000 5,919,000 -8,372,000 -3,268,000 2,741,000 -4,175,000 -2,561,000 36,000 267,000 -6,000 -119,000 1,152,000 611,000 -1,810,000 -799,000 -511,000 -482,000 -23,000 -673,000 -553,000 123,000 -443,000 1,759,000   1,011,000 -48,000 -949,000 1,447,000                              
          prepaid expenses, other current and non-current assets
        -16,381,000 -3,029,000 7,891,000  -5,911,000 -54,050,000 59,026,000  -4,775,000 5,503,000 -40,543,000  -4,654,000 6,127,000 -35,303,000                                                                       
          operating lease right-of-use assets and lease liabilities
        320,000 243,000 290,000 -437,000 301,000 -269,000 883,000 -313,000 512,000 499,000 366,000 -245,000 181,000 362,000 52,000 279,000 -221,000 275,000 382,000 181,000 -81,000 317,000 153,000 -351,000 -552,000 75,000 256,000                                                           
          accounts payable and accrued liabilities
        33,193,000 -60,146,000 21,474,000 13,539,000 11,295,000 -15,061,000 59,826,000 19,223,000 33,749,000 -31,597,000 38,153,000 -12,304,000 2,695,000 -12,753,000 40,372,000 -9,439,000 35,004,000 -51,272,000 62,013,000 -3,301,000 37,873,000 -32,839,000 42,880,000 57,284,000 -40,498,000 8,275,000 16,587,000 -6,621,000 10,409,000 27,949,000 -20,611,000 25,339,000 -10,938,000 16,706,000 22,213,000 3,129,000 5,739,000 10,229,000 -14,828,000 43,323,000 1,322,000 3,625,000 77,000 -5,968,000 6,215,000 -4,094,000 -79,000 7,545,000 1,241,000 6,483,000 3,626,000 9,862,000 8,833,000   207,000 2,337,000 5,677,000 353,000 11,504,000 -4,719,000 10,825,000    6,004,000   6,451,000    -1,550,000 4,301,000   6,936,000 2,278,600    7,397,200 1,114,900 506,000 1,593,300 
          deferred revenue
        2,139,000 644,000 56,000 198,000 3,027,000 1,498,000 -2,564,000 -793,000 2,673,000 -1,114,000 1,101,000 380,000 1,807,000 4,297,000 -588,000 -962,000 697,000 670,000 -979,000 314,000 2,369,000 4,847,000 1,251,000 250,000 344,000 2,458,000 -1,437,000 -1,456,000 669,000 2,376,000 467,000 -1,369,000 -856,000 1,539,000 166,000 -1,140,000 182,000 1,952,000 -602,000 -1,055,000 228,000 1,815,000 -5,000 -883,000 94,000 704,000 -353,000 -31,000      36,000          914,000 921,000 -577,000 1,882,000 253,000     -5,347,000 -2,477,000 8,230,000 2,512,000 -265,000 -1,137,500 2,528,400 1,631,100  -1,993,500 1,166,900 1,008,000 -1,179,000 
          income taxes receivable
        99,000   -576,000 48,240,000 -48,240,000 1,000 23,407,000 -6,383,000 -16,598,000 6,135,000 -16,237,000 4,835,000 44,595,000 -48,300,000 13,839,000 -14,902,000 19,479,000 -9,413,000 -4,091,000 -5,582,000 25,825,000 4,860,000 36,646,000 -19,982,000 -28,740,000 -637,000 -18,864,000 15,286,000 -13,959,000 2,468,000 -3,697,000 6,272,000 36,252,000 40,848,000 27,415,000 -92,172,000 -16,821,000 5,582,000 -6,743,000 5,333,000 -1,791,000 5,923,000 -7,174,000 2,236,000 2,506,000 -2,834,000 7,633,000   3,067,000 544,000 -1,291,000 4,572,000 1,571,000 -1,156,000 8,690,000   5,590,000 12,093,000 -8,260,000 11,777,000 1,698,000 -1,702,000 3,208,000    2,064,000              
          income taxes payable
        19,659,000 -115,422,000 61,500,000 9,963,000 3,972,000 -67,125,000 8,931,000 45,081,000 -1,123,000 -74,143,000 76,720,000 -865,000 15,116,000 -12,284,000 19,899,000 -6,482,000 4,876,000 -24,549,000 26,204,000 -4,647,000 2,854,000 2,467,000 8,371,000 946,000 3,374,000 4,094,000 1,700,000 3,365,000 414,000 -7,287,000 14,177,000 -17,174,000 4,660,000 -14,095,000 23,460,000 -2,952,000 -3,315,000 3,319,000 2,615,000 -11,070,000 5,961,000 -15,586,000 23,483,000 -3,284,000 1,210,000 -18,331,000 18,434,000 6,735,000 -15,415,000 16,909,000 3,777,000 -16,599,000 21,517,000   18,727,000 7,211,000 -11,689,000 13,923,000   16,634,000 14,843,000 -6,559,000 8,812,000   17,258,000    15,482,000    8,250,000          
          net cash from operating activities
        584,198,000 127,500,000 535,253,000 438,476,000 700,873,000 178,127,000 482,274,000 439,221,000 496,304,000 161,793,000 375,246,000 358,577,000 505,800,000 188,274,000 311,559,000 312,829,000 417,306,000 134,008,000 312,540,000 228,686,000 369,164,000 134,508,000 258,533,000 266,917,000 294,048,000 144,462,000 212,458,000 193,150,000 238,292,000 107,521,000 107,683,000 157,872,000 190,804,000 93,033,000 93,360,000 144,231,000 192,299,000 81,235,000 74,293,000 125,000,000 124,418,000 6,486,000 76,594,000 61,707,000 114,486,000 5,517,000 83,366,000 131,843,000 8,076,000 67,715,000 129,913,000 -22,225,000 75,315,000 106,603,000 26,161,000 64,187,000 107,327,000 15,785,000 77,538,000 91,179,000 5,113,000 77,691,000 109,757,000 -7,564,000 52,364,000 85,952,000   54,788,000 65,651,000 7,626,000 53,988,000 49,530,000 66,390,000        60,104,000   44,993,300 
          cash flows from investing activities:
                                                                                             
          purchases of property and equipment
        -80,893,000 -69,618,000 -108,042,000 -87,641,000 -127,950,000 -116,641,000 -236,758,000 -137,886,000 -87,815,000 -123,029,000 -162,260,000 -170,112,000 -89,805,000 -104,064,000 -152,655,000 -102,638,000 -78,610,000 -91,504,000 -64,696,000 -98,601,000 -81,181,000 -136,121,000 -147,093,000 -104,242,000 -87,378,000 -268,559,000 -131,793,000 -114,547,000 -122,609,000 -74,391,000 -62,336,000 -108,215,000 -68,790,000 -69,421,000 -41,484,000 -47,468,000 -32,298,000 -54,203,000 -38,209,000 -30,084,000 -66,070,000 -57,596,000 -20,167,000 -30,074,000 -9,620,000 -16,071,000 -23,388,000                                       
          assets and liabilities acquired in connection with acquisition
        -53,000 5,000 -4,699,000 -10,000                                                                                  
          proceeds from sale of property and equipment
        1,365,000 1,780,000 7,932,000 27,298,000 3,871,000 419,000 243,000 713,000 1,384,000 1,145,000 924,000 13,410,000 4,166,000 16,158,000 185,000 1,711,000 1,370,000 439,000 813,000 1,931,000 470,000 -142,000 271,000 313,000 514,000 1,356,000 283,000 433,000 440,000 16,678,000 810,000 3,057,000 556,000 793,000 2,019,000 106,000 273,000 196,000 85,000 177,000 89,000 -47,000 343,000 651,000 345,000 53,000 472,000 331,000 1,229,000 853,000 1,291,000 957,000 33,000 811,000 579,000 182,000 169,000 16,512,000 3,704,000 1,310,000 1,106,000 605,000 287,000 4,761,000 165,000 492,000 2,748,000 97,000 9,939,000 10,833,000 2,813,000 3,013,000    252,000 129,000 637,400 1,091,800 3,790,800 3,262,800 7,430,600 9,096,700 100,400 166,900 
          purchases of held to maturity securities
            -1,559,301,000                                                                                 
          proceeds from held to maturity securities
        10,000,000 2,025,000,000 2,020,000,000                                                                                 
          investment in unconsolidated affiliate
        148,000 -3,885,000 -3,971,000    -7,755,000 1,000 -1,001,000 -751,000                       -2,516,000 -1,050,000                                               
          net cash from investing activities
        -925,151,000 -57,685,000 1,916,306,000 -28,399,000 -1,686,557,000 -574,720,000 1,702,228,000 -23,585,000 -668,814,000 -1,483,005,000 1,235,325,000 -1,563,290,000 -86,390,000 -89,899,000 -152,470,000 15,260,000 72,713,000 -466,400,000 -63,883,000 -101,670,000 -80,711,000 -136,263,000 -146,822,000 -112,363,000 -90,132,000 -267,203,000 -131,510,000 -114,114,000 -122,914,000 -57,713,000 -61,526,000 -103,362,000 -77,144,000 -68,628,000 -39,342,000 -198,069,000 -44,646,000 -54,007,000 -39,069,000 -29,907,000 -44,483,000 -57,643,000 -40,843,000 -33,923,000 -9,275,000 -16,018,000 -22,699,000                    -35,401,000 81,873,000                  
          cash flows from financing activities:
                                                                                             
          proceeds from the exercise of stock options
        5,084,000 7,293,000 1,785,000 2,588,000 7,338,000 29,976,000 2,857,000 3,883,000 6,895,000 5,359,000 8,123,000 22,459,000 16,405,000 9,754,000 1,061,000 12,000,000 4,123,000 6,413,000 5,572,000 10,220,000 5,717,000 3,098,000 20,014,000 15,984,000 23,062,000 19,974,000 12,620,000 17,137,000 12,041,000 3,991,000 1,229,000 20,643,000 7,213,000 7,350,000 9,253,000 1,017,000 9,790,000 6,404,000 13,977,000 8,251,000 4,045,000 576,000 368,000 262,000 1,069,000 372,000 1,931,000 1,130,000 4,468,000 82,000 3,221,000 12,210,000 4,148,000 2,992,000 4,976,000 1,359,000 3,017,000 2,187,000 674,000 1,615,000 1,453,000 1,026,000 381,000 199,000 620,000 960,000 985,000 7,507,000 171,000 1,419,000 7,705,000 1,570,000 741,000 1,558,000 1,412,000 1,710,000 709,000 525,800 345,600 210,600 2,473,600 2,038,300 387,800 182,600 1,158,200 
          proceeds from the issuance of employee stock purchase plan shares
          7,275,000   6,449,000 -4,000   5,735,000   4,599,000 4,000   4,256,000   4,321,000   3,682,000   3,130,000   2,362,000   1,729,000   1,584,000                 763,000 772,000 7,000 823,000   783,000 600   646,700    
          repurchases of common stock
        -1,414,353,000                                     -15,039,000 -117,855,000   -235,569,000 -616,000 -1,121,000                                       
          payments for employee stock-based tax withholdings
        -572,000 -860,000 -1,330,000 -1,924,000 -874,000 -1,764,000 -720,000 -1,945,000 -2,449,000 -1,453,000 -711,000 -1,683,000 -2,195,000 -536,000 -295,000 -1,053,000 -273,000 -350,000 -249,000 -5,207,000 -151,000 -298,000 -489,000 -1,260,000 -769,000 -68,000 -101,354,000 -1,294,000 -45,567,000 -25,000 -2,000 -1,112,000 -3,000 -795,000 -23,000 -134,615,000                                               
          debt issuance costs
                                                                                            
          payments of finance lease obligations
        -5,000 -1,000 -5,000 -5,000 -4,000   -3,000 -6,000 -5,000 -5,000 -5,000 -6,000 -7,000 -58,000 -158,000 -157,000 -157,000 -156,000 -340,000 -295,000 -327,000                                                               
          net cash from financing activities
          450,000 7,934,000 6,460,000 35,576,000 2,137,000 8,384,000 4,441,000 -959,000 7,407,000 15,595,000 35,686,000 14,575,000 759,000 -401,271,000 2,484,000 10,928,000 5,166,000 9,113,000 5,226,000 7,385,000 19,198,000 15,166,000 8,693,000 37,461,000 -88,734,000 12,525,000 -119,826,000 -264,230,000 1,227,000 22,481,000 -103,487,000 -61,282,000 -39,750,000 68,584,000 -135,210,000 -23,611,000 -16,738,000 -68,921,000 -87,900,000 -273,490,000 -18,185,000 -250,781,000 -17,552,000 406,274,000 -17,579,000         82,265,000    2,132,000          2,046,000 12,310,000 2,153,000      -340,100 1,874,100 209,000      
          effect of foreign currency translation
        3,120,000 4,242,000 1,050,000 -3,979,000 6,814,000 1,808,000 -2,632,000 96,000 1,116,000 -2,448,000 6,194,000 32,330,000 -1,865,000 8,611,000 -4,693,000 2,600,000 -9,336,000 -5,258,000 -3,710,000 241,000 1,808,000 5,041,000 -2,895,000 1,611,000 267,000 -2,311,000 2,569,000 -8,068,000 -900,000 2,287,000 -1,595,000 -6,746,000 -1,198,000 7,931,000 -122,000 5,733,000 2,226,000 2,914,000 -5,914,000 -7,976,000 4,202,000 -6,853,000 -662,000 267,000 717,000 -3,891,000 -3,272,000 783,000 -1,231,000 1,429,000 -470,000 -118,000 915,000      743,000   881,000      877,000 243,000 350,000 -258,000 333,000            64,600  
          net increase in cash, cash equivalents, and restricted cash
        -1,747,679,000 -131,769,000 2,453,059,000 414,032,000 -972,410,000 -359,209,000 2,184,007,000 424,116,000 -166,953,000 -1,324,619,000 1,624,172,000 -1,156,788,000 453,231,000 121,561,000 155,155,000 -70,582,000 483,167,000 -326,722,000 250,113,000 136,370,000 295,487,000 10,671,000 128,014,000                                                               
          cash, cash equivalents, and restricted cash at beginning of period
        2,780,531,000 1,514,111,000 957,395,000 1,384,236,000 1,048,260,000 477,718,000                                                               
          cash, cash equivalents, and restricted cash at end of period
        -1,747,679,000 -131,769,000 5,233,590,000 414,032,000 -972,410,000 -359,209,000 3,698,118,000 424,116,000 -166,953,000 -1,324,619,000 2,581,567,000 -1,156,788,000 453,231,000 121,561,000 1,539,391,000 -70,582,000 483,167,000 -326,722,000 1,298,373,000 136,370,000 295,487,000 10,671,000 605,732,000                                                               
          supplemental disclosure of cash flow information:
                                                                                             
          interest paid
        223,000 764,000 641,000 47,000 601,000 1,361,000 10,000 1,181,000 -90,000 1,940,000 96,000 1,028,000 880,000 642,000 64,000 4,054,000 5,174,000 4,231,000 5,080,000 4,987,000 7,122,000 2,852,000 4,762,000 5,214,000 5,507,000 4,501,000 4,506,000 4,589,000 5,682,000 4,493,000 4,525,000 4,937,000 4,396,000 5,514,000 5,496,000 5,540,000 5,871,000 6,382,000 5,428,000 6,610,000 5,702,000 5,571,000 5,723,000 8,416,000 5,917,000 1,878,000 1,910,000 2,104,000 2,209,000 2,286,000 2,538,000 2,636,000 2,584,000 3,006,000 3,210,000 2,011,000 1,713,000 65,000 15,000 38,000 21,000 142,000               61,000 200 400 400 18,100 500 500 1,600 4,500 
          income taxes paid, net of refunds
        88,067,000 207,415,000 20,055,000 90,014,000 41,938,000 196,225,000 80,826,000 19,491,000 77,920,000 179,414,000 9,066,000 86,076,000 73,114,000 92,624,000 5,700,000 67,705,000 66,549,000 118,883,000 10,089,000 51,938,000 61,443,000 58,703,000 6,157,000 24,468,000 1,711,000 50,126,000 7,465,000 21,522,000 21,599,000 33,274,000 6,053,000 39,399,000 38,658,000 59,937,000 4,167,000 4,559,000 4,836,000 1,939,000 2,677,000 41,738,000 30,830,000 54,121,000 1,292,000 27,930,000 17,563,000 54,402,000 10,030,000                                       
          purchase of property and equipment through settlement of deposit
        439,000 376,000 2,035,000 6,597,000                                                                                 
          gain on sale of property and equipment
         914,000 -1,128,000 -12,685,000 -847,000 -61,000 -133,000 -217,000 -1,198,000 79,000 -1,050,000 -881,000 -217,000 -635,000 -113,000 341,000 -525,000 -315,000 -440,000 -223,000 -112,000 85,000 -1,230,000  -430,000 -1,043,000 -272,000          -46,000   134,000 -82,000 -46,000 -60,000 -183,000 -278,000 -196,000 -261,000                                       
          net cash (used) provided by financing activities
                                                                                             
          gain on extinguishment of liabilities
                                                                                             
          deferred income (benefits) taxes
                                                                                             
          changes in operating assets and liabilities, net of effects from acquisitions:
                                                                                             
          prepaid expenses and other current and non-current assets
                         -22,960,000 3,071,000 146,000 1,077,000 -9,434,000 15,236,000 -6,127,000 -916,000 3,105,000 4,079,000                                                           
          investment in held to maturity securities
               -1,608,657,000 -1,067,383,000                                                                             
          issuance of principal on revolver facility
                                                                                             
          principal payments on revolver facility
               -3,000 2,000                                                                             
          purchase of assets and liabilities in connection with acquisitions
             44,000 -1,257,000                                                                               
          allowance for credit loss
              1,094,000  -1,189,000 2,653,000 1,049,000  -653,000 737,000 1,396,000 -107,000 -239,000 1,400,000 295,000 308,000 -1,642,000 370,000 -157,000                                                               
          proceeds from the sale of held to maturity securities
              1,940,000,000 1,730,000,000 485,000,000 50,000,000 1,380,000,000     224,889,000                                                                      
          loss on extinguishment of debt
                                                                                             
          debt offering costs
                                              -1,014,000                                            
          principal payments on long-term debt
                                               -300,000,000 -18,750,000 -18,750,000 -18,750,000 -18,750,000 -293,750,000 -18,750,000                                       
          cash acquired in connection with acquisition
                17,662,000                                                                           
          purchases of assets and liabilities in connection with acquisitions
                                                                                             
          purchase of assets in connection with acquisitions
                        -24,000                -8,910,000 123,000                                                   
          purchase of held to maturity securities
                                                                                           
          proceeds from revolving loan facility
                                                                                             
          other liabilities
                               -1,501,000 2,370,000 -219,000 -152,000 1,706,000 -380,000 -227,000 -435,000 -336,000 -335,000 452,000 -368,000 -101,000 -366,000 -341,000 -337,000 2,977,000 -349,000 -356,000 -433,000 -409,000 -446,000 -308,000 -503,000 -220,000 -342,000 2,309,000 167,000 140,000 131,000   474,000                              
          purchases of assets and liabilities in connection with acquisitions, net of cash acquired
                                                                                             
          net proceeds on revolving loan facility
                                                                                             
          allowance for doubtful accounts
                               338,000 31,000 919,000 382,000 -770,000 245,000 -32,000 128,000 46,000 83,000 466,000 547,000 729,000 -568,000 4,000 22,000 -52,000 -43,000 238,000 1,032,000 -125,000 -211,000 -355,000 113,000 52,000 534,000 350,000 50,000         128,000 128,000 176,000    28,000 57,000 35,000 15,000                 
          impairment of long-lived assets
                                                                                            
          proceeds from sale of majority-owned subsidiary
                                                                                             
          net repayments on revolving loan facility
                                                                                             
          distribution to noncontrolling interest
                                                                                             
          net increase in cash and cash equivalents
                                  -5,217,000    45,789,000 70,245,000 8,975,000 -28,946,000 14,146,000 20,479,000 14,669,000 6,531,000 12,572,000 18,196,000 -3,763,000 -331,500,000 16,904,000 -222,730,000 88,376,000 391,882,000 39,816,000   13,421,000    79,494,000 -85,037,000 138,668,000    74,962,000 -28,989,000 55,588,000   11,816,000  -76,629,000 151,489,000            21,721,200 -64,836,300     
          cash and cash equivalents at beginning of period
                                186,319,000 274,520,000 210,100,000 155,849,000 456,012,000 158,668,000 63,631,000 140,112,000 74,009,000 268,188,000 162,691,000 38,954,000 98,365,000 126,590,000 252,548,000 -100 -172,600,000 178,320,100 15,943,600 116,746,400 
          cash and cash equivalents at end of period
                                212,876,000 -87,591,000 181,102,000 83,493,000 -5,348,000 -212,135,000 320,309,000 70,245,000 8,975,000 -28,946,000 224,246,000 20,479,000 14,669,000 6,531,000 168,421,000 18,196,000 -3,763,000 -331,500,000 472,916,000 -222,730,000 88,376,000 391,882,000 198,484,000 86,633,000 -30,853,000 77,052,000 89,821,000 -81,920,000 131,430,000 79,494,000 -85,037,000 212,677,000 -11,806,000 -56,516,000 260,470,000 74,962,000 -28,989,000 218,279,000 96,514,000 -28,321,000 50,770,000 -76,880,000 -76,629,000 249,854,000 -22,414,000 -3,274,000 -2,592,000 126,645,000 2,578,000 27,184,000 -8,940,000 105,768,000 8,645,000   200,041,300 -48,892,700 60,060,700 -13,885,100 119,463,500 16,893,600 
          net decrease in cash and cash equivalents
                                    -5,348,000                                                         
          prepaid expenses and other current assets
                                   1,232,000 -216,000 -1,147,000 -73,000 -405,000 1,066,000 -1,375,000 -62,000 320,000 546,000 -498,000 1,392,000 -1,031,000 509,000 899,000 -1,115,000 -1,411,000 -267,000 1,114,000 633,000       1,501,000 2,434,000 3,499,000   2,819,000    264,000     439,000 862,000 -405,000 741,000 190,000        370,100      
          other assets
                                   -4,892,000 -7,664,000 -192,000 687,000 483,000 3,907,000 -1,900,000 -2,420,000 2,270,000 -384,000 -599,000 -202,000 958,000 2,758,000 1,484,000 -1,036,000 2,541,000 2,216,000 2,782,000 2,586,000       329,000      -182,000                          
          distributions to noncontrolling interest
                                       -180,000                                                     
          net proceeds (repayments) on revolving loan facility
                                    -86,300,000                                                         
          stock-based payment compensation
                                       5,982,000 5,941,000 5,992,000 5,306,000 5,227,000 5,008,000 5,520,000 5,085,000 5,030,000 5,034,000 5,386,000 5,414,000 4,864,000 4,420,000                                         
          purchases of marketable securities
                                               -21,119,000                                           
          proceeds from sale of marketable securities
                                                                                            
          proceeds from the issuance of long-term debt, net of discount
                                                                                          
          net (repayments) proceeds on revolving loan facility
                                         -71,300,000 -49,000,000                                                   
          excess tax benefit from stock-based payment compensation
                                                -607,000 -44,000 -197,000 -1,692,000 -745,000 -173,000 -361,000 -2,390,000 1,113,000 58,000 871,000 3,371,000 1,922,000                                 
          proceeds from sale of assets held for sale
                                             105,000 100,000 217,000 364,000   2,328,000 861,000                                 
          repayments on revolving loan facility, net of proceeds
                                                                                             
          proceeds from revolving loan facility, net of repayments
                                             -31,900,000 103,900,000                                               
          purchases of assets and liabilities in connection with acquisition, net of cash acquired
                                                                                             
          change in bank overdraft
                                                       -17,034,000                                      
          depreciation and amortization
                                                12,606,000 11,732,000 11,562,000 11,314,000 12,212,000 11,400,000 13,967,000 12,769,000 13,076,000 14,504,000 14,797,000 14,612,000 12,839,000 12,069,000 12,220,000 12,027,000 11,274,000 11,367,000 11,722,000 11,013,000 10,464,000 10,614,000 30,712,000 -10,689,000 10,709,000 9,670,000 11,082,000 11,004,000 10,329,000 9,221,000 8,799,000 8,740,000 8,536,000 8,103,000 7,525,000 7,292,000 7,042,000 9,053,900 7,594,800 7,605,300  7,651,700 8,081,500 7,399,600 6,398,300 
          income taxes paid
                                                       17,878,000 46,343,000 1,548,000 12,305,000 50,925,000 4,949,000 25,781,000 47,021,000 2,998,000 18,623,000 38,695,000 122,000 21,898,000 44,141,000 1,607,000 10,014,000 37,153,000 2,016,000 18,091,000 44,735,000 415,000  18,309,000 35,804,000 1,388,000    6,668,000 25,280,000 12,588,700 25,030,475 1,770,825 15,444,235 8,798,940 11,113,200 645,825 5,439,871 
          excess benefits from stock-based compensation
                                                                                             
          deferred incomes taxes
                                                                                             
          investment in escrow
                                                                                             
          proceeds from the issuance of long-term debt
                                                             125,000,000                              
          excess tax benefits from stock-based compensation
                                                                                             
          excess tax benefit from stock-based payment arrangements
                                                             1,592,000                                
          share-based compensation
                                                               5,045,000 5,077,000 4,480,000 4,636,000 4,417,000 4,598,000 4,285,000 -1,991,000 1,693,000 1,500,000 1,485,000 1,508,000 2,061,000 829,000 910,000 837,000 848,000  861,000 898,000 723,000          
          excess tax benefits from share-based compensation
                                                                                             
          loss on sale and impairment of property and equipment
                                                                -180,000                             
          purchase of land options and other assets, net of proceeds
                                                                                             
          excess tax benefit from share-based compensation
                                                               202,000                              
          deferred rent
                                                                          77,000 12,000 28,000 32,000 69,000 32,000 228,000 1,000            
          inventory
                                                                  739,000  312,000 271,000   225,000                     
          land purchase options and other assets
                                                                     251,000           343,000             
          capital expenditures
        -80,454,000 -69,242,000 -106,007,000 -87,641,000 -121,353,000 -116,641,000 -236,758,000 -137,886,000 -87,815,000 -123,029,000 -162,260,000 -170,112,000 -89,805,000 -104,064,000 -152,655,000 -102,638,000 -78,610,000 -91,504,000 -64,696,000 -98,601,000 -81,181,000 -136,121,000 -147,093,000 -104,242,000 -87,378,000 -268,559,000 -131,793,000 -114,547,000 -122,609,000 -74,391,000 -62,336,000 -108,215,000 -68,790,000 -69,421,000 -41,484,000 -47,468,000 -32,298,000 -54,203,000 -38,209,000 -30,084,000 -66,070,000 -57,596,000 -20,167,000 -30,074,000 -9,620,000 -16,071,000 -23,388,000            
          free cash flows
        503,744,000 58,258,000 429,246,000 350,835,000 579,520,000 61,486,000 245,516,000 301,335,000 408,489,000 38,764,000 212,986,000 188,465,000 415,995,000 84,210,000 158,904,000 210,191,000 338,696,000 42,504,000 247,844,000 130,085,000 287,983,000 -1,613,000 111,440,000 162,675,000 206,670,000 -124,097,000 80,665,000 78,603,000 115,683,000 33,130,000 45,347,000 49,657,000 122,014,000 23,612,000 51,876,000 96,763,000 160,001,000 27,032,000 36,084,000 94,916,000 58,348,000 -51,110,000 56,427,000 31,633,000 104,866,000 -10,554,000 59,978,000 131,843,000 8,076,000 67,715,000 129,913,000 -22,225,000 75,315,000 106,603,000 26,161,000 64,187,000 107,327,000 15,785,000 77,538,000 91,179,000 5,113,000 77,691,000 109,757,000 -7,564,000 52,364,000 85,952,000   54,788,000 65,651,000 7,626,000 53,988,000 49,530,000 66,390,000        60,104,000   44,993,300 
          purchase of assets and liabilities in connection with acquisitions, net of cash acquired
                                                                                             
          excess tax benefit from share-based payment arrangements
                                                                1,882,000 933,000 110,000 517,000 20,000 2,429,000 -3,901,000 4,957,000 54,000 166,000 365,000 5,540,000 -1,216,000 627,000 3,833,000 576,000  365,000 338,000 519,000          
          repurchase of common stock
                                                                                             
          issuance of long term debt
                                                                                             
          principal payments on notes payable
                                                                                             
          proceeds from issuance of debt
                                                                                             
          effect of exchange rate changes on cash
                                                                   2,000                  71,400 -200 69,800      
          (gain) loss on sale and impairment of property and equipment
                                                                  1,273,000                           
          adjustments to reconcile net income to net cash provided by operating activities:
                                                                                             
          income from discontinued operations
                                                                                             
          other long-term liabilities
                                                                                             
          loss on sale of property and equipment and real estate impairment
                                                                                             
          principal payments of notes receivable
                                                                                             
          change in book overdraft
                                                                                             
          excess benefit from share-based compensation
                                                                                             
          purchases of short-term investments
                                                                                             
          sales of short-term investments
                                                                         256,985,000 253,140,000 333,815,000 205,425,000 175,470,000 185,325,000             
          restricted cash
                                                                                             
          equity in loss of unconsolidated entity
                                                                            2,216,000 4,356,000 1,579,000            
          purchases of restricted cash and investments
                                                                                             
          release of restricted cash and investments
                                                                                            
          changes in operating assets and liabilities, net of effects from acquisition:
                                                                                             
          purchase of assets and liabilities in connection with acquisition, net of cash acquired
                                                                                             
          net cash provided by operating activities
                                                                           55,692,000        28,085,000  56,589,300 17,562,600 29,560,100    24,128,200  
          restricted cash and purchases of short-term investments
                                                                           9,148,000                  
          net cash provided by financing activities
                                                                           13,047,000        2,229,000          
          loss from discontinued operations
                                                                                             
          net cash from operating activities from continuing operations
                                                                            54,788,000 65,651,000 7,626,000 53,988,000 49,121,000 66,235,000            
          net cash from operating activities from discontinued operations
                                                                                409,000 155,000            
          issuance of long term notes receivable
                                                                                             
          investment in unconsolidated entity
                                                                                             
          net cash (used in) provided by investing activities from continuing operations
                                                                                             
          net cash from (used in) investing activities from discontinued operations
                                                                                             
          net cash (used in) provided by investing activities
                                                                                             
          net cash (used in) provided by financing activities from continuing operations
                                                                                             
          net cash from financing activities from discontinued operations
                                                                                             
          net cash (used in) provided by financing activities
                                                                                             
          net (decrease) increase in cash and cash equivalents
                                                                                             
          cash paid for income taxes
                                                                                18,595,000 19,629,000            
          non-cash notes receivable from sales of discontinued operations
                                                                                             
          income taxes
                                                                                     5,534,600 -7,512,200 8,935,600  8,415,800 -4,504,400 9,982,000  
          purchases of goodwill, intangibles, property, equipment and net current assets in connection with acquisitions
                                                                                             
          net cash from investing activities from continuing operations
                                                                                             
          net cash from investing activities from discontinued operations
                                                                                             
          net cash from financing activities from continuing operations
                                                                             2,046,000 12,310,000 2,153,000              
          non-cash note receivable from sale of discontinued operations
                                                                                             
          net increase (decrease) in cash and cash equivalents
                                                                               55,000            2,717,100  
          purchase of short-term investments
                                                                                             
          purchase of property and equipment
                                                                                             
          purchase of net current assets in connection with acquisitions
                                                                                             
          purchase of property and equipment in connection with acquisitions
                                                                                             
          purchase of goodwill and intangible assets in connection with acquisitions
                                                                                             
          other intangible asset changes
                                                                                             
          net cash provided (used in) by investing activities from discontinued operations
                                                                                             
          net cash from (used in) financing activities from continuing operations
                                                                                             
          loss on discontinued operations
                                                                                 -2,985,000            
          prepaid expenses and other assets
                                                                                 779,000            
          proceeds from sales of property and equipment
                                                                                 220,000            
          purchases of goodwill, intangibles, property and equipment and net current assets in connection with acquisitions
                                                                                             
          effect of foreign currency changes on cash and cash equivalents
                                                                                             
          sale of short-term investments
                                                                                  152,940,000 113,660,000 414,400,000 407,380,000        
          purchase of goodwill, intangibles, property and equipment and net current assets in connection with acquisitions
                                                                                             
          bank overdraft
                                                                                             
          effect of foreign currency changes on cash
                                                                                             
          equity investment
                                                                                             
          net cash used in investing activities
                                                                                             
          gain on sale of fleet equipment and other property and equipment
                                                                                             
          net cash from (used in) investing activities
                                                                                             
          net cash from (used in) financing activities
                                                                                             
          write-off of land purchase options
                                                                                             
          loss on sale of fleet equipment and other property and equipment
                                                                                             
          other long-term assets
                                                                                             
          proceeds from the issuance of common stock, net of offering costs
                                                                                             
          other net intangible asset changes
                                                                                         1,150,000  
          net cash used in financing activities
                                                                                             
          other intangible asset additions
                                                                                             
          payments on long-term debt
                                                                                             
          noncash investing and financing activities:
                                                                                             
          value of common stock issued for acquisitions and land purchases
                                                                                             
          purchase of intangible assets in connection with acquisitions