7Baggers

Yelp Inc
(NYSE:YELP) 

YELP stock logo

Yelp Inc. operates a platform that connects consumers with local businesses in the United States and internationally. The company's platform covers various local business categories, including restaurants, shopping, beauty and fitness, health, and other categories, as well as home, local, auto, prof...

Founded: 2004
Full Time Employees: 5,950
CEO: Jeremy Stoppelman  
Sector: Communication Services
Industry: Internet Content & Information
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Quarterly
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    Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 
                                                             
      net revenue
    361,457,000 359,989,000 376,038,000 370,394,000 358,534,000 361,952,000 360,344,000 357,016,000 332,752,000 342,376,000 345,122,000 337,126,000 312,438,000 309,103,000 308,891,000 298,884,000 276,628,000 273,400,000 269,155,000 257,188,000 232,096,000 233,195,000 220,807,000 169,030,000 249,901,000 268,823,000 262,474,000 246,955,000 235,942,000 243,740,000 241,096,000 234,863,000 223,074,000 218,246,000 222,380,000 208,864,000 197,323,000 194,796,000 186,232,000 173,428,000 158,613,000 153,731,000 143,559,000 133,913,000 118,508,000 109,887,000 102,455,000 88,787,000 76,407,000 70,651,000 61,181,000 55,023,000 46,133,000 41,157,000 36,371,000 32,653,000 27,385,000 
      yoy
    0.82% -0.54% 4.36% 3.75% 7.75% 5.72% 4.41% 5.90% 6.50% 10.76% 11.73% 12.79% 12.95% 13.06% 14.76% 16.21% 19.19% 17.24% 21.90% 52.16% -7.12% -13.25% -15.87% -31.55% 5.92% 10.29% 8.87% 5.15% 5.77% 11.68% 8.42% 12.45% 13.05% 12.04% 19.41% 20.43% 24.41% 26.71% 29.73% 29.51% 33.84% 39.90% 40.12% 50.83% 55.10% 55.53% 67.46% 61.36% 65.62% 71.66% 68.21% 68.51% 68.46%     
      qoq
    0.41% -4.27% 1.52% 3.31% -0.94% 0.45% 0.93% 7.29% -2.81% -0.80% 2.37% 7.90% 1.08% 0.07% 3.35% 8.05% 1.18% 1.58% 4.65% 10.81% -0.47% 5.61% 30.63% -32.36% -7.04% 2.42% 6.28% 4.67% -3.20% 1.10% 2.65% 5.28% 2.21% -1.86% 6.47% 5.85% 1.30% 4.60% 7.38% 9.34% 3.18% 7.09% 7.20% 13.00% 7.85% 7.25% 15.39% 16.20% 8.15% 15.48% 11.19% 19.27% 12.09% 13.16% 11.39% 19.24%  
      costs and expenses:
                                                             
      cost of revenue
    38,409,000 36,033,000 36,288,000 35,447,000 34,828,000 33,270,000 32,382,000 30,677,000 27,355,000 29,616,000 28,370,000 30,184,000 26,059,000 28,483,000 26,805,000 26,988,000 23,429,000 24,045,000 21,185,000 17,993,000 14,874,000 15,321,000 13,193,000 11,825,000 16,847,000 16,656,000 16,514,000 14,975,000 14,265,000 14,254,000 14,177,000 14,708,000 14,732,000 16,236,000 19,312,000 18,056,000 16,914,000        8,699,000   5,845,000 5,077,000 2,908,750 4,277,000      2,126,000 
      sales and marketing
    153,010,000 150,471,000 150,740,000 144,612,000 146,284,000 143,263,000 144,631,000 150,293,000 147,791,000 132,297,000 137,703,000 139,150,000 147,455,000 126,357,000 133,061,000 129,412,000 126,097,000 113,379,000 114,295,000 113,641,000 112,909,000 102,173,000 101,301,000 96,289,000 137,297,000 126,370,000 127,655,000 122,045,000 124,316,000 121,255,000 121,759,000 120,653,000 119,641,000 111,084,000 113,041,000 105,232,000 109,286,000 93,550,000 99,274,000 94,402,000 95,628,000 87,535,000 82,949,000 68,014,000 63,266,000 53,580,000 54,551,000 47,798,000 45,121,000 38,847,000 34,126,000 30,803,000 28,194,000 25,511,000 21,302,000 20,333,000 18,770,000 
      product development
    77,157,000 73,284,000 78,137,000 78,362,000 83,905,000 74,937,000 77,748,000 82,080,000 91,227,000 78,323,000 81,020,000 85,030,000 88,197,000 72,225,000 75,803,000 76,848,000 80,685,000 70,384,000 69,402,000 68,695,000 67,992,000 58,457,000 53,022,000 53,969,000 67,113,000 61,138,000 56,661,000 54,566,000 58,075,000 54,273,000 53,764,000 52,789,000 51,493,000 47,994,000 45,834,000 42,088,000 39,871,000 36,860,000 36,369,000 33,098,000 32,222,000 28,970,000 28,511,000 26,345,000 23,960,000 19,076,000 17,397,000 14,726,000 13,982,000 11,802,000 11,208,000 7,997,000 7,236,000 6,243,000 5,753,000 4,336,000 4,140,000 
      general and administrative
    49,350,000 38,464,000 45,462,000 46,318,000 51,707,000 45,487,000 49,605,000 44,634,000 45,232,000 66,822,000 45,695,000 53,405,000 46,509,000 37,967,000 48,381,000 38,377,000 39,383,000 28,859,000 30,001,000 45,095,000 31,861,000 29,625,000 30,887,000 26,402,000 43,536,000 34,164,000 39,703,000 30,932,000 31,292,000 29,677,000 30,302,000 28,583,000 32,007,000 26,704,000 26,694,000 25,961,000 26,315,000 27,372,000 24,876,000 23,464,000 21,769,000 20,659,000 20,990,000 19,280,000 19,937,000 16,662,000 15,185,000 13,257,000 13,170,000 13,460,000 10,535,000 10,148,000 8,764,000 7,852,000 6,987,000 5,963,000 10,729,000 
      depreciation and amortization
    16,233,000 12,851,000 12,526,000 12,365,000 12,350,000 11,566,000 9,326,000 9,585,000 9,930,000 10,303,000 10,461,000 10,615,000 10,805,000 10,687,000 11,417,000 11,258,000 11,490,000 17,140,000 12,627,000 12,833,000 13,083,000 13,125,000 12,544,000 12,582,000 12,358,000 12,849,000 12,391,000 12,240,000 11,876,000 11,557,000 10,713,000 10,509,000 10,028,000 9,728,000 10,656,000 10,662,000 10,151,000 9,434,000 9,159,000 8,564,000 8,189,000 7,980,000 7,562,000 7,167,000 6,895,000 5,291,000 4,604,000 4,034,000 3,661,000 3,524,000 2,816,000 2,637,000 2,478,000 2,421,000 1,780,000 1,661,000 1,361,000 
      total costs and expenses
    334,159,000 311,103,000 323,153,000 317,104,000 329,074,000 308,523,000 313,692,000 317,269,000 321,535,000 317,361,000 303,249,000 318,384,000 319,025,000 275,719,000 295,467,000 282,883,000 281,084,000 253,807,000 247,510,000 258,269,000 240,739,000 218,716,000 211,482,000 204,379,000 277,151,000 251,177,000 252,924,000 234,758,000 239,824,000 231,016,000 230,715,000 227,242,000 227,901,000 46,969,000 215,572,000 202,020,000 202,768,000 186,275,000 184,272,000 174,615,000 172,886,000 160,144,000 154,271,000 133,863,000 122,757,000 101,895,000 97,911,000 85,660,000 81,011,000 72,559,000 62,962,000 55,603,000 50,687,000 46,292,000 38,323,000 34,591,000 37,126,000 
      income from operations
    27,298,000 48,886,000 52,885,000 53,290,000 29,460,000 53,429,000 46,652,000 39,747,000 11,217,000 25,015,000 41,873,000 18,742,000 -6,587,000 33,384,000 13,424,000 16,001,000 -4,456,000 19,593,000 21,645,000 -1,081,000 -8,643,000 14,479,000 9,325,000 -35,349,000 -27,250,000 17,646,000 9,550,000 12,197,000 -3,882,000 12,724,000 10,381,000 7,621,000 -4,827,000 171,277,000 6,808,000 6,844,000 -5,445,000 -3,375,000 1,960,000 -1,187,000 -14,273,000   50,000 -4,249,000 7,992,000 4,544,000 3,127,000 -4,604,000 -1,908,000 -1,781,000 -580,000 -4,554,000 -5,135,000 -1,952,000 -1,938,000 -9,741,000 
      yoy
    -7.34% -8.50% 13.36% 34.07% 162.64% 113.59% 11.41% 112.07% -270.29% -25.07% 211.93% 17.13% 47.82% 70.39% -37.98% -1580.20% -48.44% 35.32% 132.12% -96.94% -68.28% -17.95% -2.36% -389.82% 601.96% 38.68% -8.01% 60.04% -19.58% -92.57% 52.48% 11.35% -11.35% -5174.87% 247.35% -676.58% -61.85%   -2474.00% 235.91%   -98.40% -7.71% -518.87% -355.14% -639.14% 1.10% -62.84% -8.76% -70.07% -53.25%     
      qoq
    -44.16% -7.56% -0.76% 80.89% -44.86% 14.53% 17.37% 254.35% -55.16% -40.26% 123.42% -384.53% -119.73% 148.69% -16.11% -459.09% -122.74% -9.48% -2102.31% -87.49% -159.69% 55.27% -126.38% 29.72% -254.43% 84.77% -21.70% -414.19% -130.51% 22.57% 36.22% -257.88% -102.82% 2415.82% -0.53% -225.69% 61.33% -272.19% -265.12% -91.68%    -101.18% -153.17% 75.88% 45.31% -167.92% 141.30% 7.13% 207.07% -87.26% -11.31% 163.06% 0.72% -80.10%  
      operating margin %
    7.55% 13.58% 14.06% 14.39% 8.22% 14.76% 12.95% 11.13% 3.37% 7.31% 12.13% 5.56% -2.11% 10.80% 4.35% 5.35% -1.61% 7.17% 8.04% -0.42% -3.72% 6.21% 4.22% -20.91% -10.90% 6.56% 3.64% 4.94% -1.65% 5.22% 4.31% 3.24% -2.16% 78.48% 3.06% 3.28% -2.76% -1.73% 1.05% -0.68% -9.00% 0% 0% 0.04% -3.59% 7.27% 4.44% 3.52% -6.03% -2.70% -2.91% -1.05% -9.87% -12.48% -5.37% -5.94% -35.57% 
      other income
    2,586,000 2,692,000 5,350,000 5,695,000 5,771,000 6,638,000 7,231,000 10,322,000 7,724,000 8,775,000 6,154,000 5,898,000 5,212,000 3,478,000 2,691,000 1,327,000 929,000 626,000 331,000 542,000 705,000 393,000 399,000 495,000 2,383,000 2,611,000 3,063,000 3,891,000 4,691,000 4,159,000 3,921,000 3,424,000 2,604,000 1,931,000 1,371,000 864,000 732,000 742,000 327,000 367,000 258,000 40,000 -545,000 329,000 562,000 38,000 200,000  -2,000 -109,000 -31,000 -66,000 -201,000 -203,000 -14,000 22,000 -30,000 
      income before income taxes
    29,884,000 51,578,000 58,235,000 58,985,000 35,231,000 60,067,000 53,883,000 50,069,000 18,941,000 33,790,000 48,027,000 24,640,000 -1,375,000 36,862,000 16,115,000 17,328,000 -3,527,000 20,219,000 21,976,000 -539,000 -7,938,000 14,872,000 9,724,000 -34,854,000 -24,867,000 20,257,000 12,613,000 16,088,000 809,000 16,883,000 14,302,000 11,045,000 -2,223,000 173,208,000 8,179,000 7,708,000 -4,713,000 -3,137,000 2,287,000 -820,000 -14,015,000   379,000 -3,687,000 8,030,000 4,744,000 3,112,000 -4,606,000 -2,017,000 -1,812,000 -646,000 -4,755,000 -5,338,000 -1,966,000 -1,916,000 -9,771,000 
      provision for income taxes
    12,149,000 13,782,000 18,911,000 14,896,000 10,840,000 17,847,000 15,443,000 12,033,000 4,787,000 6,384,000 -10,189,000 9,911,000  16,717,000 7,007,000 9,319,000  -2,971,000 3,911,000   -6,217,000 10,744,000 -10,864,000    -3,785,000    -341,000 -63,000 -31,074,000 -232,000  -67,000             -52,000 -510,000 -232,000 -44,000 20,000 -45,000 -66,000 -31,000 
      net income attributable to common stockholders
    17,735,000 37,796,000 39,324,000 44,089,000 24,391,000 42,220,000 38,440,000 38,036,000 14,154,000 27,406,000 58,216,000 14,729,000  20,145,000 9,108,000 8,009,000  23,190,000 18,065,000 4,212,000  21,089,000 -1,020,000 -23,990,000 -15,503,000 17,152,000 10,061,000 12,303,000 1,365,000 31,946,000 14,986,000 10,704,000  142,134,000 7,947,000 7,590,000  -3,233,250 2,070,000 449,000    -1,305,000  32,728,000 3,637,000 2,743,000          
      net income per share
                                                             
      basic
    0.3 0.62 0.62 0.69 0.37 0.63 0.57 0.56 0.21 0.4 0.84 0.21 -0.02 0.28 0.13 0.11 -0.01 0.31 0.24 0.06 -0.08 0.29 -0.01 -0.33 -0.22 0.24 0.14 0.16 0.02 0.38 0.18 0.13 -0.03 1.74 0.1 0.09 -0.06 -0.043 0.03 0.01 -0.2 -0.3 -0.11 -0.02 -0.02 0.46 0.05 0.04 -0.04 -0.03 -0.04 -0.01 -0.08 -0.08 -0.03 -0.03 -0.31 
      diluted
    0.3 0.61 0.61 0.67 0.36 0.61 0.56 0.54 0.2 0.37 0.79 0.21 -0.02 0.28 0.13 0.11 -0.01 0.29 0.23 0.05 -0.08 0.29 -0.01 -0.33 -0.22 0.22 0.14 0.16 0.02 0.36 0.17 0.12 -0.03 1.63 0.09 0.09 -0.06 -0.043 0.02 0.01 -0.2 -0.3 -0.11 -0.02 -0.02 0.43 0.05 0.04 -0.04 -0.03 -0.04 -0.01 -0.08 -0.08 -0.03 -0.03 -0.31 
      weighted-average shares used for eps calculation
                                                             
      basic
    58,816 63,334 63,025 64,145 65,261 67,415 67,219 67,815 68,559 69,221 69,030 69,256 69,821 70,867 70,630 71,217 71,639 74,221 73,904 74,807 75,245 73,005 73,514 72,413 71,548 74,627 70,773 75,601 81,772 83,573 84,008 83,769 83,785 81,602 82,259 80,996            71,714   65,530      31,263 
      diluted
    59,374 65,090 64,216 65,683 67,324 70,611 69,163 70,444 72,247 73,596 73,566 71,238 69,821 73,402 72,658 72,835 71,639 78,616 77,422 78,983 75,245 73,005 73,514 72,413 71,548 77,969 73,712 78,530 85,087 88,709 88,724 88,651 83,785 87,170 87,433 84,860            77,056   65,530      31,263 
      benefit from income taxes
                -197,000    -2,612,000   -4,751,000 -2,142,000    -9,364,000 -1,445,250 -2,552,000  556,000 15,063,000 684,000     -118,000         2,403,000             
      net loss attributable to common stockholders
                -1,178,000    -915,000    -5,796,000            -2,286,000    -4,780,000    -15,452,000    -1,284,000    -2,635,000 -2,069,000 -2,322,000 -878,000 -4,799,000 -5,319,000 -2,011,000 -1,982,000 -9,833,000 
      restructuring
                       12,000 20,000 15,000 535,000 3,312,000                                  
      restructuring and integration
                                     2,000 35,000 21,000 231,000                     
      weighted-average shares used for eps calculation
                                                             
      common stockholders
                                                             
      basic
                                        79,843                63,733     
      diluted
                                        79,843                63,733     
      cost of revenue (exclusive of depreciation and amortization
                                         15,604,000 14,594,000 15,087,000 15,078,000               2,298,000  
      shown separately below)
                                             9,003,750 14,259,000 13,057,000              
      benefit for income taxes
                                         -96,250 -217,000 1,269,000 -1,437,000 -15,856,000 3,175,000 -1,684,000  24,698,000 -1,107,000 -369,000 1,971,000         
      attributable to common stockholders
                                                             
      basic
                                         77,109,373 77,521 76,467 75,884 233 75,019 74,631  17,924.25 72,195     64,576  2,973 61,267 60,887  
      diluted
                                         77,109,373 82,917 79,280 75,884 233 75,019 74,631  19,183 77,296     64,576  2,973 61,267 60,887  
      income (loss) from operations
                                             -3,727,750 -10,712,000               
      income (loss) before income taxes
                                             -3,641,250 -11,257,000               
      net income
                                             -2,667,750 -8,082,000       -2,069,000 -2,322,000 -878,000 -4,799,000 -5,318,000 -2,011,000 -1,982,000 -9,802,000 
      yoy
                                                     -61.09% 15.46% -55.70% -51.04%     
      qoq
                                             -66.99%        -10.90% 164.46% -81.70% -9.76% 164.45% 1.46% -79.78%  
      net income margin %
    0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% -1.74% -5.63% 0% 0% 0% 0% 0% 0% -2.93% -3.80% -1.60% -10.40% -12.92% -5.53% -6.07% -35.79% 
      stockholders
                                                             
      basic
                                                73,684    71,171         
      diluted
                                                73,684    71,171         
      costs and expenses
                                                             
      cost of revenue (exclusive of depreciation and
                                                         1,731,250 2,501,000   
      amortization shown separately below)
                                                 4,274,000 6,174,000     4,018,000      
      other expense
                                                   -15,000          
      accretion of redeemable convertible preferred stock
                                                         -1,000   -31,000 
      cost of revenue (exclusive of depreciation and amortization shown
                                                             
      separately below)
                                                        3,340,000     
      restructuring and integration cost
                                                        675,000     
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 
                                                               
        assets
                                                               
        current assets:
                                                               
        cash and cash equivalents
      110,412,000 216,062,000 231,071,000 197,687,000 222,028,000 217,325,000 261,588,000 252,435,000 296,045,000 313,911,000 305,103,000 270,256,000 289,298,000 306,379,000 330,970,000 421,162,000 465,121,000 479,783,000 531,620,000 558,227,000 588,592,000 595,875,000 590,789,000 525,693,000 364,576,000 170,281,000 123,402,000 139,464,000 295,276,000 332,764,000 423,495,000 389,416,000 392,335,000 547,850,000 362,401,000 319,754,000 272,279,000 272,201,000 224,891,000 196,295,000 183,505,000 171,613,000 171,807,000 181,460,000 172,629,000 247,312,000 290,567,000 290,386,000 399,320,000 389,764,000 101,214,000 96,795,000 94,498,000 95,124,000 123,083,000 122,613,000 130,737,000 
        short-term marketable securities
       103,290,000 102,482,000 103,436,000 102,384,000 100,581,000 135,426,000 132,376,000 124,749,000 127,485,000 121,468,000 126,909,000 124,903,000 94,244,000 90,871,000          122,618,000 242,000,000 258,414,000 272,754,000 331,139,000 423,096,000 414,002,000 413,946,000 422,283,000 273,366,000 195,768,000 192,041,000  207,332,000 207,404,000 201,806,000 191,952,000 199,214,000 197,132,000 186,673,000 158,603,000 118,498,000 73,527,000 60,429,000          
        accounts receivable
      152,211,000 153,224,000 153,481,000 155,996,000 158,178,000 155,325,000 155,131,000 153,869,000 147,685,000 146,147,000 159,633,000 151,655,000 140,401,000 131,902,000 127,232,000 124,690,000 111,762,000 107,358,000 105,843,000 101,542,000 88,750,000 88,400,000 84,813,000 72,025,000 85,875,000 106,832,000 101,441,000 95,732,000 89,301,000 87,305,000 81,835,000 78,452,000 75,533,000 76,173,000 68,483,000 68,778,000            25,450,000   17,192,000  12,327,000     
        prepaid expenses and other current assets
      39,409,000 42,359,000 63,264,000 52,292,000 45,121,000 43,648,000 38,083,000 44,999,000 38,421,000 36,673,000 39,735,000 38,690,000 36,992,000 63,467,000 74,028,000 65,334,000 60,458,000 57,536,000 29,643,000 29,413,000 26,004,000 28,450,000 18,590,000 19,675,000 21,804,000 14,196,000 16,042,000 23,338,000 59,326,000 17,104,000 17,567,000 20,621,000 19,975,000 15,700,000 15,694,000 14,298,000 14,459,000 12,921,000 15,609,000 15,753,000 17,109,000 19,700,000 31,952,000 22,713,000 22,706,000 19,355,000 9,485,000 7,960,000 9,087,000 5,752,000 6,809,000 6,441,000 6,880,000 4,912,000 2,867,000 2,630,000 2,508,000 
        total current assets
      302,032,000 514,935,000 550,298,000 509,411,000 527,711,000 516,879,000 590,228,000 583,679,000 606,900,000 624,216,000 625,939,000 587,510,000 591,594,000 595,992,000 623,101,000 611,186,000 637,341,000 644,677,000 667,106,000 689,182,000 703,346,000 712,725,000 694,192,000 617,393,000 594,873,000 533,309,000 499,299,000 531,288,000 775,042,000 860,269,000 936,899,000 902,435,000 910,126,000 913,089,000 786,219,000 594,871,000 568,054,000 561,179,000 514,492,000 473,741,000 447,340,000 443,282,000 447,833,000 432,185,000 392,907,000 420,758,000 404,754,000 384,225,000 429,783,000 416,833,000 125,215,000 118,005,000 113,705,000 111,774,000 136,701,000 135,363,000 140,424,000 
        property, equipment and software
      95,368,000 91,685,000 89,763,000 84,234,000 79,238,000 75,669,000 73,991,000 70,616,000 68,166,000 68,684,000 72,373,000 75,588,000 76,936,000 77,224,000 78,699,000 82,212,000 83,138,000 83,857,000 92,429,000 92,627,000 98,004,000 101,718,000 105,488,000 106,732,000 110,141,000 110,949,000 113,935,000 114,105,000 111,477,000 114,800,000 110,899,000 109,673,000 107,889,000 103,651,000 94,348,000 91,714,000 91,727,000 92,440,000 93,838,000 89,502,000 84,776,000 80,467,000 78,342,000 72,603,000 68,594,000 62,761,000 43,333,000 37,462,000 33,298,000 30,666,000 25,921,000 19,779,000 15,772,000 14,799,000 12,623,000  10,649,000 
        operating lease right-of-use assets
      17,371,000 16,046,000 17,550,000 19,865,000 20,848,000 24,112,000 28,380,000 40,679,000 44,524,000 48,573,000 72,098,000 79,591,000 87,100,000 97,392,000 104,412,000 122,698,000 132,029,000 140,785,000 140,758,000 143,617,000 161,967,000 168,209,000 176,603,000 188,266,000 199,053,000 197,866,000 207,852,000 217,798,000 229,480,000                             
        goodwill
      355,625,000 135,847,000 135,683,000 136,525,000 133,809,000 130,980,000 104,433,000 102,488,000 102,833,000 103,886,000 101,927,000 103,260,000 103,195,000 102,328,000 98,256,000 101,526,000 104,317,000 105,128,000 106,500,000 107,630,000 106,914,000 109,261,000 106,772,000 104,796,000 103,976,000 104,589,000 103,459,000 105,313,000 104,662,000 105,620,000 106,323,000 106,526,000 109,420,000 107,954,000 107,186,000 216,440,000 197,489,000 170,667,000 173,626,000 172,908,000 173,733,000 172,197,000 173,996,000 173,296,000 172,160,000 67,307,000 55,808,000 59,271,000 59,635,000 59,690,000 58,814,000 46,678,000 45,993,000 48,605,000    
        intangibles
      98,773,000 49,038,000 51,491,000 53,944,000 56,395,000 58,787,000 6,638,000 6,974,000 7,309,000 7,638,000 7,977,000 8,315,000 8,656,000 8,997,000 9,338,000 9,679,000 10,020,000 10,673,000 11,384,000 12,095,000 12,806,000 13,521,000 14,240,000 8,733,000 9,304,000 10,082,000 10,778,000 11,588,000 12,477,000 13,359,000 14,242,000 15,125,000 16,009,000 16,893,000 17,815,000 45,411,000 43,393,000 32,611,000 34,302,000 35,992,000 37,590,000 39,294,000 41,068,000 42,458,000 44,187,000 5,786,000 4,541,000 3,996,000 4,615,000 5,235,000 5,772,000 4,716,000 5,183,000 5,936,000    
        other non-current assets
      144,129,000 150,927,000 145,099,000 176,196,000 167,202,000 177,140,000 176,538,000 160,542,000 163,745,000 161,726,000 147,004,000 179,024,000 154,201,000 133,989,000 115,382,000 94,815,000 77,267,000 64,550,000 59,837,000 59,066,000 51,652,000 48,848,000 40,829,000 46,655,000 42,045,000 38,369,000 36,355,000 35,880,000 32,877,000 59,444,000 42,773,000 42,299,000 41,357,000 31,339,000 2,952,000 3,140,000  10,992,000 12,019,000                   
        total assets
      1,013,298,000 958,478,000 989,884,000 980,175,000 985,203,000 983,567,000 980,208,000 964,978,000 993,477,000 1,014,723,000 1,027,318,000 1,033,288,000 1,021,682,000 1,015,922,000 1,030,334,000 1,023,168,000 1,044,906,000 1,050,528,000 1,079,068,000 1,105,244,000 1,135,378,000 1,154,947,000 1,138,950,000 1,073,485,000 1,085,224,000 1,070,700,000 1,028,769,000 1,083,433,000 1,337,860,000 1,175,563,000 1,233,257,000 1,198,224,000 1,218,499,000 1,216,512,000 1,027,115,000 970,115,000 922,171,000 885,206,000 845,588,000 799,798,000 772,967,000 755,427,000 764,405,000 741,387,000 715,886,000 629,650,000 577,399,000 553,156,000 533,474,000 515,977,000 224,330,000 197,542,000 187,294,000 187,696,000 156,532,000 153,848,000 153,087,000 
        liabilities and stockholders’ equity
                                                               
        current liabilities:
                                                               
        accounts payable and accrued liabilities
      155,031,000 158,789,000 168,552,000 142,036,000 163,640,000 131,322,000 134,746,000 117,762,000 144,943,000 132,809,000 143,889,000 171,871,000 152,860,000 137,950,000 150,804,000 132,688,000 146,283,000 119,620,000 106,408,000 106,190,000 97,292,000 87,760,000 103,378,000 60,206,000 74,702,000 72,333,000                                
        operating lease liabilities — current
      7,063,000 7,426,000 8,447,000 9,832,000 13,107,000 20,679,000 28,022,000 35,082,000 39,365,000 39,234,000 38,733,000 38,246,000 39,023,000 39,674,000 40,177,000 41,177,000 41,130,000 40,237,000 39,625,000 47,858,000 53,564,000 51,161,000 54,396,000 56,406,000 62,342,000 57,507,000 57,013,000                               
        deferred revenue
      11,628,000 5,845,000 7,120,000 3,865,000 5,647,000 2,973,000 7,601,000 5,229,000 6,988,000 3,821,000 7,064,000 5,414,000 7,414,000 5,200,000 8,403,000 6,141,000 8,218,000 4,156,000 4,499,000 5,175,000 5,195,000 4,109,000 4,731,000 3,918,000 3,637,000 4,315,000 4,222,000 4,617,000 3,924,000 3,843,000 3,392,000 3,668,000 3,474,000 3,469,000 3,667,000 3,800,000 3,588,000 3,314,000 3,227,000 3,337,000 2,977,000 2,931,000 2,543,000 2,546,000 3,657,000 2,994,000 2,145,000 2,186,000 2,184,000 2,621,000 2,221,000 2,739,000 3,086,000 2,856,000 1,243,000 1,276,000 999,000 
        total current liabilities
      173,722,000 172,060,000 184,119,000 155,733,000 182,394,000 154,974,000 170,369,000 158,073,000 191,296,000 175,864,000 189,686,000 215,531,000 199,297,000 182,824,000 199,384,000 180,006,000 195,631,000 164,013,000 150,532,000 159,223,000 156,051,000 143,030,000 162,505,000 120,530,000 140,681,000 134,155,000 136,113,000 135,707,000 130,751,000 64,905,000 68,785,000 65,945,000 93,507,000 86,167,000 80,304,000 65,129,000 72,354,000 60,399,000 63,562,000 56,225,000 58,941,000 49,777,000 55,094,000 41,968,000 47,381,000 33,973,000 31,786,000 25,487,000 27,754,000 24,989,000 27,100,000 22,357,000 21,259,000 21,507,000 13,574,000 13,168,000 12,470,000 
        revolving credit facility
      130,000,000                                                         
        operating lease liabilities — long-term
      17,861,000 17,451,000 18,953,000 20,746,000 20,403,000 22,470,000 25,905,000 32,535,000 38,008,000 48,065,000 57,527,000 67,777,000 77,184,000 86,661,000 95,139,000 105,809,000 117,398,000 127,979,000 138,431,000 134,448,000 144,238,000 148,935,000 155,297,000 164,537,000 175,073,000 174,756,000 186,056,000                               
        other long-term liabilities
      60,626,000 58,115,000 53,659,000 57,292,000 54,388,000 62,154,000 44,394,000 39,023,000 42,200,000 41,260,000 40,531,000 41,378,000 41,073,000 36,113,000 34,433,000 18,749,000 7,528,000 7,218,000 8,282,000 8,109,000 7,989,000 8,448,000 5,520,000 7,098,000 7,038,000 6,798,000 4,036,000 3,999,000 3,953,000                             
        total liabilities
      382,209,000 247,626,000 256,731,000 233,771,000 257,185,000 239,598,000 240,668,000 229,631,000 271,504,000 265,189,000 287,744,000 324,686,000 317,554,000 305,598,000 328,956,000 304,564,000 320,557,000 299,210,000 297,245,000 301,780,000 308,278,000 300,413,000 323,322,000 292,165,000 322,792,000 315,709,000 326,205,000 336,978,000 343,022,000 100,045,000 103,763,000 99,790,000 126,346,000 116,904,000 101,819,000 83,449,000 90,236,000 78,020,000 80,007,000 70,691,000 72,273,000 61,807,000 67,943,000 55,222,000 59,230,000 41,500,000 38,776,000 31,911,000 33,538,000 29,494,000 27,899,000 23,045,000 21,860,000 22,034,000 13,576,000 13,170,000 12,473,000 
        commitments and contingencies
                                                               
        stockholders’ equity:
                                                               
        preferred stock, undesignated, 10,000 shares authorized, none issued
                                                               
        common stock
                                                               
        additional paid-in capital
      2,041,401,000 2,010,948,000 1,982,069,000 1,958,370,000 1,923,554,000 1,903,598,000 1,873,678,000 1,848,677,000 1,809,530,000 1,786,667,000 1,757,174,000 1,732,909,000 1,692,923,000 1,649,692,000 1,615,970,000 1,587,337,000 1,547,337,000 1,522,572,000 1,489,862,000 1,464,490,000 1,428,890,000 1,398,248,000 1,358,804,000 1,325,745,000 1,283,885,000 1,259,803,000 1,220,048,000 1,194,486,000 1,160,254,000 1,139,462,000 1,109,199,000 1,086,727,000 1,059,168,000 1,038,017,000 1,001,633,000 965,049,000 921,441,000 892,983,000 856,115,000 822,385,000 793,468,000 774,022,000 752,795,000 734,867,000 705,397,000 627,742,000 607,012,000 588,829,000 569,925,000 553,753,000 262,675,000 240,752,000 231,525,000 225,245,000 197,872,000 193,657,000 191,448,000 
        treasury stock
      -6,264,000 -999,000 -2,579,000 -1,044,000 -1,580,000 -3,909,000 -2,907,000 -806,000 -8,329,000 -282,000 -267,000 -159,000 -37,000   -3,138,000 -2,886,000  -4,170,000 -4,250,000 -3,313,000 -2,964,000      -5,952,000     -15,000,000 -46,000                        
        accumulated other comprehensive loss
      -9,601,000 -7,677,000 -7,832,000 -7,139,000 -12,864,000 -15,431,000 -10,535,000 -14,134,000 -13,950,000 -12,202,000 -15,278,000 -13,876,000 -13,758,000 -15,545,000 -20,624,000 -15,657,000 -11,903,000 -11,090,000 -9,781,000 -8,378,000 -9,559,000 -6,807,000 -9,576,000 -11,845,000 -12,863,000 -11,759,000 -13,297,000 -11,163,000 -11,732,000 -11,021,000 -10,225,000 -10,032,000 -6,845,000 -8,444,000 -9,107,000 -10,972,000 -14,505,000 -15,576,000 -12,050,000 -12,724,000 -11,777,000 -13,519,000 -11,679,000 -12,130,000              
        accumulated deficit
      -1,394,447,000 -1,291,420,000 -1,238,505,000 -1,203,783,000 -1,181,092,000 -1,140,289,000 -1,120,696,000 -1,098,390,000 -1,065,278,000 -1,024,649,000 -1,002,055,000 -1,010,272,000 -975,000,000 -923,823,000 -893,968,000 -849,938,000 -808,199,000 -760,164,000 -694,088,000 -648,398,000 -588,918,000 -533,943,000 -533,600,000 -532,580,000 -508,590,000 -493,053,000 -504,187,000 -430,916,000 -153,684,000      -67,230,000 -67,411,000 -75,001,000 -70,221,000 -78,484,000 -80,554,000 -80,997,000 -66,883,000 -44,654,000 -36,572,000 -35,267,000 -33,983,000 -66,711,000 -70,348,000 -73,091,000 -70,456,000 -68,387,000 -66,065,000 -65,187,000 -60,388,000 -55,068,000 -53,058,000 -51,076,000 
        total stockholders’ equity
      631,089,000 710,852,000 733,153,000 746,404,000 728,018,000 743,969,000 739,540,000 735,347,000 721,973,000 749,534,000    710,324,000    751,318,000    854,534,000    754,991,000    1,075,518,000    1,099,608,000    807,186,000 765,581,000 729,107,000 700,694,000 693,620,000 696,462,000 686,165,000 656,656,000 588,150,000 538,623,000 521,245,000 499,936,000 486,483,000 196,431,000 174,497,000 165,434,000 165,662,000 142,956,000 140,678,000 140,614,000 
        total liabilities and stockholders’ equity
      1,013,298,000 958,478,000 989,884,000 980,175,000 985,203,000 983,567,000 980,208,000 964,978,000 993,477,000 1,014,723,000    1,015,922,000    1,050,528,000    1,154,947,000    1,070,700,000    1,175,563,000    1,216,512,000    885,206,000 845,588,000 799,798,000 772,967,000 755,427,000 764,405,000 741,387,000 715,886,000 629,650,000 577,399,000 553,156,000 533,474,000 515,977,000 224,330,000 197,542,000 187,294,000     
        liabilities and stockholders' equity
                                                               
        stockholders' equity:
                                                               
        total stockholders' equity
                739,574,000 708,602,000 704,128,000  701,378,000 718,604,000 724,349,000  781,823,000 803,464,000 827,100,000  815,628,000 781,320,000 762,432,000  702,564,000 746,455,000 994,838,000  1,129,494,000 1,098,434,000 1,092,153,000  925,296,000 886,666,000 831,935,000                     
        total liabilities and stockholders' equity
                1,027,318,000 1,033,288,000 1,021,682,000  1,030,334,000 1,023,168,000 1,044,906,000  1,079,068,000 1,105,244,000 1,135,378,000  1,138,950,000 1,073,485,000 1,085,224,000  1,028,769,000 1,083,433,000 1,337,860,000  1,233,257,000 1,198,224,000 1,218,499,000  1,027,115,000 970,115,000 922,171,000                     
        restricted cash
                    1,146,000 1,052,000 794,000 858,000 1,054,000 1,027,000 689,000 665,000 826,000 910,000 22,332,000 22,037,000 22,127,000 22,082,000 22,199,000 22,071,000 22,121,000 22,166,000 18,800,000 18,554,000 18,595,000 18,539,000 18,464,000 17,317,000 17,311,000 17,306,000 17,306,000 16,486,000 16,253,000 16,285,000 17,899,000 17,943,000 12,986,000 3,684,000 3,655,000 3,247,000 8,168,000 8,102,000 6,332,000 6,400,000 29,000 6,362,000 1,497,000 
        long-term marketable securities
                              3,500,000 53,499,000 34,964,000 45,379,000 49,646,000    14,898,000 25,032,000      6,000,000 8,272,000    16,495,000 38,612,000 53,621,000 61,704,000          
        common stock, 0.000001 par value...
                                                               
        accounts payable
                                3,139,000 2,882,000 2,931,000 6,540,000 6,829,000 9,808,000 6,620,000     2,003,000 1,005,000 1,325,000 3,200,000 3,388,000 3,305,000 1,706,000 1,836,000 1,398,000 2,226,000 1,680,000 1,578,000 3,364,000 2,839,000 1,929,000 3,020,000 2,284,000 2,221,000 2,698,000 3,441,000 
        accrued liabilities
                                71,739,000 71,708,000 68,091,000 54,522,000 58,564,000 52,469,000 83,413,000 73,665,000 48,320,000 40,936,000 45,971,000 55,082,000 59,330,000 51,563,000 52,764,000 43,458,000 49,246,000 37,716,000 41,888,000 29,581,000 27,415,000 21,621,000 23,992,000 19,004,000 22,040,000 17,689,000 15,153,000 16,367,000 10,110,000 9,194,000 8,030,000 
        operating lease liabilities - current
                                 56,500,000 55,805,000                             
        operating lease liabilities - long-term
                                 197,272,000 208,318,000                             
        long-term liabilities
                                   35,140,000 34,978,000 33,845,000 32,839,000 30,737,000 21,515,000 18,320,000  17,621,000 16,445,000 14,466,000 13,332,000 12,030,000 12,849,000 13,254,000 11,849,000 7,527,000 6,990,000 6,424,000 5,784,000 4,505,000    527,000    
        (accumulated deficit) retained earnings
                                   -52,923,000                            
        retained earnings
                                    30,520,000 21,739,000 54,830,000 70,081,000                        
        current liabilities
                                                               
        stockholders' equity
                                                               
        accounts payable- trade
                                       4,568,000                        
        accounts payable- merchant share
                                       4,465,000                        
        assets held for sale
                                        143,873,000                       
        accounts payable – trade
                                        2,269,000 3,183,000 3,963,000                     
        accounts payable – merchant share
                                        878,000 17,210,000 18,832,000                     
        liabilities held for sale
                                        25,170,000                       
        short term investments
                                          213,197,000                     
        accounts receivable (net of allowance for doubtful accounts of 5,316
                                                               
        and 4,992 at march 31, 2017 and december 31, 2016, respectively)
                                          68,119,000                     
        other assets
                                          3,044,000   4,349,000 3,950,000 3,701,000 6,913,000 4,560,000 3,644,000 16,483,000 2,356,000 2,814,000 2,488,000 306,000 440,000 262,000 309,000 182,000 807,000 491,000 517,000 
        long term liabilities
                                          17,882,000              799,000 688,000 601,000  2,000 2,000 3,000 
        authorized, 80,290,089 and 79,429,833 shares issued and outstanding at
                                                               
        march 31, 2017 and december 31, 2016, respectively
                                                               
        accounts receivable (net of allowance for doubtful accounts of 4,992 and 3,208
                                                               
        at december 31, 2016 and december 31, 2015, respectively)
                                           68,725,000                    
        authorized, 79,429,833 and 75,982,802 shares issued and outstanding at
                                                               
        december 31, 2016 and december 31, 2015, respectively
                                                               
        accounts receivable (net of allowance for doubtful accounts of 5,117 and 3,208
                                                               
        at september 30, 2016 and december 31, 2015, respectively)
                                            66,588,000                   
        authorized; 78,313,999 and 75,982,802 shares issued and outstanding at
                                                               
        september 30, 2016 and december 31, 2015, respectively
                                                               
        accounts receivable (net of allowance for doubtful accounts of 4,269 and 3,208
                                                               
        at june 30, 2016 and december 31, 2015, respectively)
                                             59,887,000                  
        77,244,798 and 75,982,802 shares issued and outstanding at
                                                               
        june 30, 2016 and december 31, 2015, respectively
                                                               
        accounts receivable (net of allowance for doubtful accounts of 3,495 and 3,208
                                                               
        at march 31, 2016 and december 31, 2015, respectively)
                                              54,774,000                 
        76,424,750 and 75,982,802 shares issued and outstanding at
                                                               
        march 31, 2016 and december 31, 2015, respectively
                                                               
        accounts receivable (net of allowance for doubtful accounts of 3,208 and 1,627
                                                               
        at december 31, 2015 and december 31, 2014, respectively)
                                               52,755,000                
        75,982,802 and 72,920,582 shares issued and outstanding at
                                                               
        december 31, 2015 and december 31, 2014, respectively
                                                               
        accounts receivable (net of allowance for doubtful accounts of 2,588 and 1,627
                                                               
        at september 30, 2015 and december 31, 2014, respectively)
                                                46,942,000               
        stockholders’ equity
                                                               
        75,442,578 and 72,920,582 shares issued and outstanding at
                                                               
        september 30, 2015 and december 31, 2014, respectively
                                                               
        accounts receivable (net of allowance for doubtful accounts of 2,343 and 1,627
                                                               
        at june 30, 2015 and december 31, 2014, respectively)
                                                 41,339,000              
        75,232,705 and 72,920,582 shares issued and outstanding at
                                                               
        june 30, 2015 and december 31, 2014, respectively
                                                               
        accounts receivable (net of allowance for doubtful accounts of 2,323 and 1,627
                                                               
        at march 31, 2015 and december 31, 2014, respectively)
                                                  38,969,000             
        74,651,334 and 72,920,582 shares issued and outstanding at
                                                               
        march 31, 2015 and december 31, 2014, respectively
                                                               
        accumulated other comprehensive income
                                                  -13,474,000 -5,609,000 -1,678,000 2,764,000 3,102,000 3,186,000 2,143,000 -190,000 -904,000 805,000 152,000 79,000 242,000 
        accounts receivable (net of allowance for doubtful accounts of 1,627 and 810 at december 31,
                                                               
        2014 and 2013, respectively)
                                                   35,593,000            
        liabilities and stockholder’s equity
                                                               
        shares issued and outstanding at december 31, 2014 and 2013, respectively
                                                               
        net revenue
                                                   377,536,000            
        costs and expenses:
                                                               
        cost of revenue
                                                   24,382,000            
        sales and marketing
                                                   201,050,000            
        product development
                                                   65,181,000            
        general and administrative
                                                   58,274,000            
        depreciation and amortization
                                                   17,590,000            
        restructuring and integration
                                                               
        total costs and expenses
                                                   366,477,000            
        income from operations
                                                   11,059,000            
        other income
                                                   221,000            
        income before income taxes
                                                   11,280,000            
        benefit for income taxes
                                                   25,193,000            
        net income
                                                   36,473,000            
        accretion of redeemable convertible preferred stock
                                                               
        net income attributable to common stockholders
                                                   36,473,000            
        net income per share
                                                               
        basic
                                                   510            
        diluted
                                                   480            
        weighted-average shares used for eps calculation
                                                               
        common stockholders
                                                               
        accounts receivable (net of allowance for doubtful accounts of 1,267 and 810 at
                                                               
        september 30, 2014 and december 31, 2013, respectively)
                                                    31,175,000           
        common stock, 0.000001 par value per share...
                                                               
        72,477,685 and 70,874,493 shares issued and outstanding at september 30, 2014 and
                                                               
        december 31, 2013, respectively
                                                               
        accounts receivable (net of allowance for doubtful accounts of 899 and 810
                                                               
        at march 31, 2014 and december 31, 2013, respectively)
                                                      21,376,000         
        71,552,141 and 70,874,493 shares issued and outstanding at
                                                               
        march 31, 2014 and december 31, 2013, respectively
                                                               
        accounts receivable (net of allowance for doubtful accounts of 810 and 384 at december 31, 2013
                                                               
        and 2012, respectively)
                                                       21,317,000        
        shares issued and outstanding at december 31, 2013 and 2012, respectively
                                                               
        accounts receivable (net of allowance for doubtful accounts of 476 and 384 at
                                                               
        june 30, 2013 and december 31, 2012, respectively)
                                                         14,769,000      
        and 63,505,269 shares issued and outstanding at june 30, 2013 and december 31, 2012, respectively
                                                               
        accounts receivable (net of allowance for doubtful accounts of 384 and 210 at december 31, 2012
                                                               
        and 2011, respectively)
                                                           11,738,000    
        liabilities, redeemable convertible preferred stock and stockholders’ equity
                                                               
        redeemable convertible preferred stock
                                                               
        shares issued and outstanding at december 31, 2012 and 2011, respectively
                                                               
        total liabilities, redeemable convertible preferred stock and stockholders’ equity
                                                           187,696,000 156,532,000 153,848,000 153,087,000 
        accounts receivable (net of allowance for doubtful accounts of 403 and 210
                                                               
        at september 30, 2012 and december 31, 2011, respectively)
                                                            10,722,000   
        62,221,161 and 16,956,409 shares issued and outstanding at september 30, 2012 and december 31, 2011, respectively
                                                               
        accounts receivable (net of allowance for doubtful accounts of 318 and 210 at june 30, 2012
                                                               
        and december 31, 2011, respectively)
                                                             10,120,000  
        property, equipment, and software
                                                             11,632,000  
        16,956,409 shares issued and outstanding at june 30, 2012 and december 31, 2011, respectively
                                                               
        accounts receivable (net of allowance for doubtful accounts of 200 and 210
                                                               
        at march 31, 2012 and december 31, 2011, respectively)
                                                              7,179,000 
        61,131,598 and 16,956,409 shares issued and outstanding
                                                               
        at march 31, 2012 and december 31, 2011, respectively
                                                               
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 
                                                                 
          operating activities
                                                                 
          net income
        17,735,000 37,796,000 39,324,000 44,089,000 24,391,000 42,220,000 38,440,000 38,036,000 14,154,000 27,406,000 58,216,000   20,145,000 9,108,000   23,190,000                142,134,000 7,914,000       -22,229,000 -8,082,000   32,728,000 3,637,000           
          adjustments to reconcile net income to net cash from operating activities:
                                                                 
          depreciation and amortization
        16,233,000 12,851,000 12,526,000 12,365,000 12,350,000 11,566,000 9,326,000 9,585,000 9,930,000 10,303,000 10,461,000 10,615,000 10,805,000 10,687,000 11,417,000 11,258,000 11,490,000 17,140,000 12,627,000 12,833,000 13,083,000 13,125,000 12,544,000 12,582,000 12,358,000 12,849,000 12,391,000 12,240,000 11,876,000 11,557,000 10,713,000 10,509,000 10,028,000 9,728,000 10,657,000 10,662,000 10,151,000 9,434,000 9,159,000 8,564,000 8,189,000 7,980,000 7,562,000 7,167,000 6,895,000 5,291,000 4,604,000 4,034,000 3,661,000 3,524,000 2,816,000 2,637,000 2,478,000 2,421,000 1,780,000 1,661,000 1,361,000 
          provision for credit losses
        9,438,000 9,116,000 11,593,000 12,003,000 10,559,000                                                     
          stock-based compensation
        30,507,000 28,868,000 32,881,000 34,775,000 37,469,000 34,797,000 39,472,000 41,214,000 42,710,000 40,147,000 43,467,000 43,580,000 46,257,000 36,337,000 38,632,000 40,061,000 41,060,000 35,133,000 36,442,000 40,859,000 39,245,000 31,984,000 30,255,000 30,585,000 31,750,000 30,506,000 29,236,000 30,451,000 31,319,000 28,654,000 29,193,000 28,805,000 27,734,000 25,408,000 25,308,000 25,365,000 24,334,000 23,865,000 22,560,000 20,726,000 19,110,000 15,972,000 15,683,000 15,516,000 13,671,000 11,816,000 10,918,000 10,083,000 9,456,000 8,789,000 7,015,000 5,713,000 5,160,000 3,257,000 2,334,000 1,858,000 7,429,000 
          amortization of right-of-use assets
        1,703,000 1,564,000 2,119,000 3,275,000 3,440,000 3,731,000 3,701,000 3,801,000 3,861,000 5,236,000 7,149,000 7,800,000 7,899,000                                             
          deferred income taxes
        9,705,000 -4,756,000 32,797,000 -6,255,000 3,287,000 -7,512,000 -15,299,000 -133,000 -1,976,000 -13,305,000 33,303,000 -22,286,000 -19,862,000 -15,459,000 -17,048,000 -13,040,000 -11,074,000 -2,790,000 1,355,000 -5,349,000 -2,406,000 -4,676,000 7,758,000 -6,813,000 -7,450,000 -2,126,000 1,239,000 -653,000 -1,259,000                             
          amortization of deferred contract cost
        5,559,000 9,980,000 5,928,000 6,022,000 6,013,000 6,250,000 6,283,000 6,170,000 6,151,000 6,217,000 6,102,000 5,978,000 5,738,000                                             
          other adjustments
        1,298,000 -3,014,000 1,052,000 219,000 1,252,000 305,000 278,000 -3,156,000 161,000 -181,000 -165,000 -640,000 576,000 -255,000 574,000 469,000 248,000 289,000 -283,000 372,000 14,000 877,000 440,000 1,163,000 -287,000 -438,000 -927,000 -473,000 -1,159,000 2,071,000 -882,000 -998,000 -913,000 -430,000 144,000                       
          changes in operating assets and liabilities, net of acquisition:
                                                                 
          accounts receivable
        -8,015,000 -8,859,000 -9,078,000 -9,937,000 -13,998,000 -6,938,000 -12,416,000 -18,496,000 -13,183,000 -552,000 -20,006,000 -19,106,000 -15,283,000 -11,425,000 -8,116,000 -18,046,000 -11,968,000 -6,256,000 -6,897,000 -16,743,000 -3,639,000 -9,050,000 -17,693,000 7,886,000 5,024,000 -12,675,000 -12,252,000 -10,883,000 -6,260,000 -10,708,000 -9,748,000 -8,213,000 -6,995,000 -15,141,000 -9,243,000 -4,121,000 -3,607,000 -7,457,000 -10,930,000 -8,002,000 -5,235,000 -7,506,000 -9,918,000 -5,005,000 -2,850,000 -7,519,000 -7,056,000 -5,467,000 -1,249,000 -5,286,000 -3,153,000 -3,200,000 -1,204,000 -1,461,000 -684,000 -3,063,000 1,090,000 
          prepaid expenses and other assets
        -14,727,000 5,579,000 -18,152,000 -13,923,000 -617,000 -10,012,000 612,000 -9,858,000 -5,056,000 -8,224,000 -9,055,000 -8,553,000 20,709,000 3,888,000 -17,771,000 -14,655,000 -7,494,000 -30,372,000 -4,349,000 -3,804,000 3,892,000 -1,388,000 948,000 4,722,000 -4,118,000 963,000 3,023,000 -43,000 -5,292,000 -3,107,000 4,839,000 -1,850,000 -5,074,000 744,000 -1,753,000 546,000 -899,000 2,049,000 146,000 608,000 2,884,000 -7,646,000 -7,978,000 -1,034,000 -6,045,000 3,327,000 -1,358,000 -52,000 -5,928,000 1,448,000 -702,000 -803,000 -1,515,000 -792,000 -842,000 -366,000 -552,000 
          operating lease liabilities
        -2,814,000 -2,642,000 -2,888,000 -5,494,000 -9,902,000 -9,897,000 -9,899,000 -9,721,000 -9,713,000 -9,479,000 -9,312,000 -10,546,000 -10,397,000 -10,129,000 -10,115,000 -10,321,000 -9,492,000 -8,117,000 -10,402,000 -15,618,000 -6,871,000 -11,999,000 -11,764,000 -15,857,000 -6,663,000 -10,806,000 -10,703,000 -10,351,000 -9,948,000                             
          accounts payable, accrued liabilities and other liabilities
        -8,806,000 -5,340,000 23,416,000 -19,105,000 23,751,000 -4,040,000 24,732,000 -30,065,000 14,171,000 -12,444,000 -27,329,000 18,584,000 18,641,000 -9,271,000 33,730,000 -3,311,000 27,994,000 14,785,000 -488,000 8,366,000 7,341,000 -7,799,000 34,202,000 -10,385,000 -636,000 2,819,000 2,865,000 8,092,000 6,372,000                             
          net cash from operating activities
        57,816,000 84,482,000 131,518,000 58,034,000 97,995,000 70,973,000 102,298,000 39,689,000 72,855,000 79,170,000 104,859,000 48,007,000 74,244,000 44,473,000 69,604,000 18,329,000 59,903,000 44,920,000 58,628,000 50,176,000 58,931,000 48,316,000 71,136,000 16,463,000 40,786,000 55,514,000 51,422,000 56,817,000 41,029,000 44,072,000 55,178,000 22,641,000 38,296,000 39,686,000 51,638,000 35,088,000 41,235,000 45,113,000 35,277,000 22,631,000 23,879,000 3,835,000 9,862,000 18,030,000 25,635,000 18,893,000 19,050,000 10,666,000 9,323,000 9,324,000 6,994,000 5,288,000 -174,000 1,629,000 712,000 333,000 -2,773,000 
          capital expenditures
        -9,434,000 -13,497,000 -11,176,000 -13,543,000 -7,956,000 -11,966,000 -8,518,000 -9,749,000 -5,477,000 -6,147,000 -6,111,000 -8,562,000 -5,113,000 -17,380,000 -2,981,000 -7,204,000 -3,458,000 -7,423,000 -7,273,000 -7,228,000 -4,763,000 -8,943,000 -5,515,000 -12,351,000 -4,038,000 -7,938,000 -11,151,000 -9,787,000 -7,156,000 -6,150,000 -3,582,000 -4,039,000 -8,685,000 -7,706,000 -3,813,000 -825,000 -1,856,000 -8,580,000 -4,301,000 -4,793,000 -5,918,000 -3,213,000 -3,899,000 -8,676,000 -7,337,000 -5,531,000 -2,966,000 -4,246,000 -1,193,000 -4,581,000 -4,023,000 -943,000 -4,040,000 -1,557,000 -1,560,000 -367,000 
          free cash flows
        48,382,000 70,985,000 120,342,000 44,491,000 90,039,000 59,007,000 93,780,000 29,940,000 67,378,000 73,023,000 98,748,000 39,445,000 69,131,000 27,093,000 66,623,000 11,125,000 56,445,000 37,497,000 51,355,000 42,948,000 54,168,000 39,373,000 65,621,000 4,112,000 36,748,000 47,576,000 40,271,000 47,030,000 33,873,000 37,922,000 51,596,000 18,602,000 29,611,000 31,980,000 47,825,000 34,263,000 39,379,000 36,533,000 30,976,000 17,838,000 17,961,000 622,000 5,963,000 9,354,000 18,298,000 18,893,000 13,519,000 7,700,000 5,077,000 8,131,000 2,413,000 1,265,000 -1,117,000 -2,411,000 -845,000 -1,227,000 -3,140,000 
          investing activities
                                                                 
          purchases of marketable securities
        -5,975,000                         -144,803,000 -107,548,000 -131,533,000 -157,567,000 -178,449,000 -169,464,000 -122,431,000 -280,893,000 -175,338,000 -54,702,000 -50,884,000 -73,971,000 -53,194,000 -59,917,000 -69,753,000 -92,101,000     -62,100,000 -26,133,000           
          sales and maturities of marketable securities
        109,293,000                                                         
          maturities of other investments
        5,000,000                                                         
          acquisition, net of cash received
        -263,600,000                                    -30,833,000     -1,876,000 -71,546,000             
          purchases of property, equipment and software
        -12,660,000 -12,217,000 -12,581,000 -13,024,000 -10,531,000 -11,010,000 -9,763,000 -9,587,000 -6,987,000 -5,997,000 -5,697,000 -7,635,000 -7,518,000 -11,875,000 -5,606,000 -7,862,000 -6,636,000 -6,682,000 -8,314,000 -7,281,000 -6,005,000 -7,930,000 -7,068,000 -9,951,000 -7,053,000 -7,572,000 -10,736,000 -10,223,000 -8,991,000 -6,150,000 -3,681,000 -4,091,000 -10,927,000 -7,706,000 -3,813,000 -1,627,000 -2,452,000 -5,196,000 -5,360,000 -4,793,000 -7,645,000  -7,299,000 -7,178,000 -10,881,000  -5,531,000 -2,966,000 -4,246,000  -4,581,000 -4,023,000 -943,000     
          other investing activities
        61,000 50,000 -3,000 15,000 52,000 -278,000 34,000 125,000 109,000 35,000 14,000 106,000 40,000 51,000 24,000 -42,000 61,000 291,000 251,000 61,000 29,000 4,000 1,000 33,000 295,000 78,000 107,000 61,000 215,000 181,000 30,000 7,000 27,000  -45,000 -46,000 -1,118,000                     
          net cash from investing activities
        -167,881,000 -7,677,000 -11,357,000 -14,617,000 -12,003,000 -42,826,000 -11,394,000 -16,644,000 -6,402,000 -8,219,000 420,000 -9,605,000 -37,280,000 -14,837,000 -96,828,000 -7,904,000 -6,575,000 -6,391,000 -8,063,000 -7,220,000 -5,976,000 -24,055,000 -7,067,000 116,262,000 163,219,000 -8,797,000 15,223,000 82,755,000 35,154,000 -18,508,000 -7,414,000 15,044,000 -153,491,000 140,337,000 -11,766,000 -4,090,000 -44,582,000 -8,980,000 -16,859,000 -16,542,000 -13,191,000 -11,523,000 -21,089,000 -22,355,000 -103,715,000 -69,527,000 -24,999,000 -127,913,000 -6,235,000 -3,343,000 -7,764,000 -5,808,000 -1,912,000  -2,341,000 -7,434,000 -2,091,000 
          financing activities
                                                                 
          proceeds from issuance of common stock for employee stock-based plans
        8,726,000 7,370,000 272,000 11,750,000 273,000 7,354,000 12,888,000 548,000 10,552,000 2,863,000 11,448,000 14,647,000 7,354,000 5,117,000 10,486,000 540,000 8,177,000 1,220,000 9,538,000 6,049,000 15,762,000 812,000 8,223,000 2,585,000 16,450,000 4,615,000 10,053,000 1,145,000 7,944,000 5,614,000 10,539,000 5,682,000 11,361,000 10,202,000 16,067,000 3,287,000 11,467,000 10,200,000                   
          taxes paid related to the net share settlement of equity awards
        -9,792,000 -10,265,000 -11,469,000 -15,669,000 -19,486,000 -15,367,000 -16,854,000 -19,308,000 -21,882,000 -24,038,000 -22,941,000 -18,847,000 -19,354,000 -12,862,000 -16,115,000 -13,559,000 -18,487,000 -13,365,000 -14,356,000 -18,021,000 -16,803,000 -11,048,000 -1,043,000 -11,514,000 -9,987,000 -10,179,000 -10,108,000 -12,497,000  -13,128,000 -15,606,000 -12,347,000                         
          repurchases of common stock
        -124,001,000 -87,499,000 -75,000,000 -65,950,000 -62,500,000  -65,742,000 -60,157,000 -62,500,000 -50,000,000 -49,999,000 -50,001,000 -49,999,000 -50,000,000 -50,000,000 -50,000,000 -50,006,000 -85,096,000 -63,675,000 -64,629,000 -49,528,000     -6,018,000 -77,380,000 -295,487,000 -102,126,000 -115,389,000 -6,204,000 -32,480,000 -33,309,000                         
          proceeds from revolving credit facility
        165,000,000                                                         
          repayments on revolving credit facility
        -35,000,000                                                         
          other financing activities
        -18,000                     -77,000                                   
          net cash from financing activities
        4,915,000 -92,268,000 -86,197,000 -69,869,000 -81,713,000 -70,795,000 -82,596,000 -66,577,000 -83,834,000 -63,546,000 -70,327,000 -58,199,000 -54,706,000 -55,508,000 -60,998,000 -53,073,000 -67,953,000 -90,284,000 -76,811,000 -73,112,000 -60,282,000 -19,682,000 735,000 6,824,000 -8,929,000 445,000 -82,944,000 -295,542,000 -113,478,000 -116,508,000 -13,718,000 -37,547,000 -39,974,000 5,349,000 2,459,000 16,067,000 3,287,000 11,467,000 10,200,000 6,810,000 1,045,000 7,676,000 1,615,000 13,106,000 4,045,000 8,282,000 6,521,000 8,333,000 6,413,000 282,386,000 4,923,000 2,835,000 1,576,000 -908,000 2,062,000 -899,000 113,918,000 
          effect of exchange rate changes on cash, cash equivalents and restricted cash
        -267,000 263,000 -635,000 1,999,000 652,000 -1,647,000 875,000 190,000 -485,000 1,143,000 -272,000 736,000 439,000 894,000 -1,876,000 -1,053,000 -101,000 -278,000 -334,000 129,000 68,000 346,000 208,000 146,000 -486,000 -373,000 282,000 41,000 -65,000 163,000 -12,000 309,000 -100,000                         
          change in cash, cash equivalents and restricted cash
        -105,417,000 -15,200,000 33,329,000 -24,453,000 4,931,000 -44,295,000 9,183,000 -43,342,000 -17,866,000 8,548,000 34,680,000 -19,061,000 -17,303,000 -24,978,000 -90,098,000 -43,701,000 -14,726,000 -52,033,000 -26,580,000 -30,027,000 -7,259,000 4,925,000 65,012,000 139,695,000 194,590,000 46,789,000 -16,017,000 -155,929,000 -37,360,000 -90,781,000 34,034,000 447,000 -155,269,000                         
          cash, cash equivalents and restricted cash — beginning of period
        216,289,000 217,682,000 314,002,000 307,138,000 480,641,000 596,540,000 192,318,000                                
          cash, cash equivalents and restricted cash — end of period
        110,872,000 -15,200,000 33,329,000 -24,453,000 222,613,000 -44,295,000 9,183,000 -43,342,000 296,136,000 8,548,000 34,680,000 -19,061,000 289,835,000 -24,978,000 -90,098,000 -43,701,000 465,915,000 -52,033,000 -26,580,000 -30,027,000 589,281,000 4,925,000 65,012,000 139,695,000 386,908,000 46,789,000                                
          supplemental disclosures of other cash flow information
                                                                 
          cash paid (refund received) for income taxes
        3,193,000        146,000      16,402,000                  206,000                         
          supplemental disclosures of noncash investing and financing activities
                                                                 
          acquisition holdback consideration not yet paid
        4,425,000                                                         
          purchases of property, equipment and software recorded in accounts payable and accrued liabilities
        3,226,000 -1,280,000 1,405,000 -519,000 2,575,000 -956,000 1,245,000 -162,000 1,510,000 -150,000 -414,000 -927,000 2,405,000 -5,505,000 2,625,000 658,000 3,178,000 -741,000 1,041,000 53,000 1,242,000 -1,013,000 1,553,000 -2,400,000 3,015,000 -366,000 -415,000 436,000 1,835,000       802,000 596,000 -3,384,000 1,059,000                   
          excise tax accrued on net stock repurchases
        1,002,000 633,000 581,000 294,000 365,000 315,000 379,000 194,000 330,000                                                 
          repurchases of common stock recorded in accounts payable and accrued liabilities
        1,024,000 -415,000 194,000 388,000 832,000 -162,000 -3,095,000 2,403,000 2,103,000 -790,000 235,000 55,000 2,387,000 49,000 -19,000 -259,000 2,656,000 -182,000 -1,314,000                                       
          asset impairment
                20,008,000 3,555,000                                          
          write-off of website and internal use software
                                                                 
          changes in operating assets and liabilities:
                                                                 
          purchases of marketable securities — available-for-sale
         -19,258,000 -23,786,000 -22,067,000 -15,134,000 -5,053,000 -35,950,000 -30,882,000 -22,419,000 -33,060,000 -32,897,000 -29,334,000 -53,157,000 -34,185,000                                            
          sales and maturities of marketable securities — available-for-sale
         18,748,000 25,013,000 21,159,000 13,610,000 39,714,000 34,285,000 23,700,000 25,395,000 28,303,000 39,000,000 27,258,000 23,355,000 31,172,000        126,180,000 164,215,000                                 
          purchases of other investments
           -2,500,000                                                 
          excise tax paid on net stock repurchases
                                                                 
          payment of issuance costs for credit facility
                 -60,000 -250,000                                               
          operating lease right-of-use assets obtained in exchange for new operating lease liabilities
                        24,337,000 7,215,000 4,497,000 1,716,000 11,833,000 6,325,000                             
          cash paid for income taxes
          2,235,000   22,463,000 15,366,000   21,825,000 571,000           105,000         5,000    81,000                       
          release of acquisition holdback consideration not yet paid
                                                                
          (refund received) cash paid for income taxes
            -4,286,000                        -408,000        -107,000                     
          provision for doubtful accounts
             10,503,000 11,154,000 12,312,000 11,645,000 14,038,000 12,028,000 7,852,000 6,784,000 6,757,000 5,573,000 5,114,000 7,562,000 4,740,000 2,594,000 3,951,000 3,289,000 5,463,000 4,905,000 5,964,000 15,933,000 7,284,000 6,543,000 4,452,000 4,264,000                         1,720,000 85,000 118,000 -10,000 
          repurchases of common stock, including excise tax
                                                                 
          noncash gain on lease termination
                                                                 
          net loss
                    -1,178,000    -915,000   4,212,000 -5,796,000                -4,780,000 8,263,000 2,070,000 449,000 -15,452,000    -1,284,000    -2,635,000 -2,069,000 -2,322,000 -878,000 -4,799,000 -5,318,000 -2,011,000 -1,982,000 -9,802,000 
          adjustments to reconcile net loss to net cash from operating activities:
                                                                 
          refunds received for income taxes
                    -181,000    -1,005,000   118,000 -704,000    -290,000                                 
          tax liabilities related to equity awards included in accounts payable and accrued liabilities
                    104,000 -26,000 -17,000 34,000 5,000 -6,000 2,000                                       
          noncash lease cost
                     7,848,000 8,092,000 8,417,000 8,453,000 8,663,000 9,964,000 9,933,000 10,779,000 10,690,000 10,561,000 10,606,000 10,378,000 9,986,000 9,946,000 11,682,000 9,751,000                             
          purchases of marketable securities — held-to-maturity
                             -87,438,000                                 
          maturities of marketable securities — held-to-maturity
                             93,200,000                                 
          purchase of intangible asset
                                                                 
          amortization of deferred cost
                      5,064,000 4,374,000 4,039,000                                         
          release of escrow deposit
                                                               
          tax liabilities related to net share settlement of equity awards included in accounts payable and accrued liabilities
                            43,000                                     
          repurchases of common stock recorded in accrued liabilities
                            2,041,000       -6,129,000 8,510,000    3,684,000                         
          sale of investment prior to maturity
                                                                 
          tax liability related to net share settlement of equity awards included in accounts payable and accrued liabilities
                                                                 
          net income attributable to common stockholders
                              -1,020,000 -23,990,000 -15,503,000  10,061,000 12,303,000 1,365,000  14,986,000                           
          tax liability related to net share settlement of equity awards included in accrued liabilities
                                1,043,000 16,000 -86,000 -190,000 1,172,000 -708,000 591,000 -4,000 1,092,000                         
          gain on disposal of a business unit
                                                                 
          changes in operating assets and liabilities, net of acquisitions and disposal of a business unit:
                                                                 
          maturities of marketable securities
                                 143,500,000 133,400,000 195,700,000 201,497,000 152,900,000 170,800,000 147,000,000 143,000,000 73,000,000 51,000,000 72,000,000 68,000,000 53,000,000 60,000,000 62,000,000 90,500,000     32,002,000            
          disposal of a business unit, net of cash sold
                                                                 
          cash paid for income taxes, net of refunds
                                 1,210,000 2,859,000           125,000 117,000 55,000 516,000  141,000 -426,000 422,000  226,000 145,000 115,000  33,000 70,000 13,000     
          goodwill measurement period adjustment
                                            146,000         1,153,000     
          cash, cash equivalents and restricted cash—beginning of period
                                   354,835,000 566,404,000                         
          cash, cash equivalents and restricted cash—end of period
                                   -155,929,000 317,475,000 -90,781,000 34,034,000 447,000 411,135,000                         
          operating activities:
                                                                 
          investing activities:
                                                                 
          financing activities:
                                                                 
          supplemental disclosures of other cash flow information:
                                                                 
          supplemental disclosures of noncash investing and financing activities:
                                                                 
          changes in operating assets and liabilities net of acquisitions and disposals of a business unit:
                                                                 
          accounts payable, accrued expenses and other liabilities
                                     -6,557,000 1,678,000 -22,977,000 7,652,000 37,254,000 14,156,000 -8,987,000 10,459,000 2,085,000 7,238,000                   
          deferred revenue
                                     455,000 -278,000 196,000 7,000 -198,000 -134,000 210,000 274,000 90,000 -110,000 362,000 43,000 387,000 -2,000 -1,109,000 683,000 864,000 -20,000 5,000 -438,000 382,000 -595,000 -366,000 281,000 386,000 -33,000 277,000 -1,073,000 
          purchase of cost-method investment
                                                                
          sale of a business, net of cash sold
                                                                 
          acquisitions, net of cash received
                                                                 
          capitalized website and software development costs
                                     -4,885,000 -5,099,000 -5,441,000 -4,698,000 -2,411,000 -4,206,000 -3,822,000 -4,208,000 -3,595,000 -3,603,000 -3,868,000 -3,125,000 -3,076,000 -2,646,000 -2,816,000 -3,196,000 -3,380,000   -1,592,000 -1,591,000 -1,126,000 -1,170,000 -969,000 -596,000 -744,000 -978,000 -612,000 
          taxes paid related to net share settlement of equity awards
                                                                 
          supplemental disclosures of non cash investing and financing activities:
                                                                 
          purchases of property, equipment and software recorded in accounts payable, accrued liabilities and long-term liabilities
                                                                 
          bad debt expense
                                                                 
          acquisition of a business, net of cash received
                                                                 
          purchases of property, equipment and software recorded in accounts payable, accrued expenses and other liabilities
                                      99,000 52,000 2,242,000                         
          provision for doubtful accounts and sales returns
                                       6,465,000 8,143,000 4,966,000 4,589,000 3,809,000 5,050,000 5,122,000 4,714,000 2,334,000 5,091,000 6,387,000 4,325,000 2,642,000 3,434,000 3,344,000 1,313,000 1,395,000 1,186,000  877,000 750,000 551,000     
          net loss attributable to common stockholders
                                        -2,286,000                         
          recording of valuation allowance
                                                                 
          excess tax benefit from stock-based award activity
                                                  -346,000 -3,137,000 -815,000             
          excess tax benefit from share-based award activity
                                                     -935,000 -439,000 -421,000 -39,000         
          contingent consideration payment
                                                                 
          effect of exchange rate changes on cash and cash equivalents
                                         77,000 316,000 410,000 138,000 -290,000 -22,000 -109,000 159,000 -182,000 -41,000 50,000 -648,000     183,000        
          change in cash and cash equivalents
                                         185,449,000 42,647,000 47,475,000 78,000 47,310,000 28,596,000 12,790,000 11,892,000 -194,000 -9,653,000 8,831,000 -74,683,000 -43,255,000 181,000 -108,934,000 9,556,000 288,550,000 4,419,000 2,297,000 -626,000 -27,959,000 470,000 -8,124,000 109,001,000 
          cash and cash equivalents—beginning of period
                                         272,201,000 171,613,000 247,312,000 389,764,000 95,124,000 21,736,000 
          cash and cash equivalents—end of period
                                         185,449,000 42,647,000 47,475,000 272,279,000 47,310,000 28,596,000 12,790,000 183,505,000 -194,000 -9,653,000 8,831,000 172,629,000 -43,255,000 181,000 -108,934,000 399,320,000 288,550,000 4,419,000 2,297,000 94,498,000 -27,959,000 470,000 -8,124,000 130,737,000 
          issuance of common stock in connection with acquisition
                                                               
          acquisitions of businesses, net of cash received
                                                                
          cash from common stock repurchases
                                                                 
          other
                                            253,000                     
          recording (release) of valuation allowance
                                                                 
          loss on disposal of assets
                                                                 
          premium amortization, net, on marketable securities
                                             266,000                    
          realized gain on investments
                                                                 
          proceeds from sale of property, equipment and software
                                             11,000 43,000                   
          purchases of intangible assets
                                             -17,000    -333,000 -314,000             
          changes in restricted cash
                                             -6,000 -5,000 -820,000  -8,000 1,677,000 -5,000             
          repurchase of common stock
                                                 -86,000 -228,000 -168,000 -283,000 -393,000 -281,000 -361,000 -306,000 -175,000 -112,000 -81,000     
          contingent consideration related to acquisitions
                                                                 
          loss on disposal of assets and website development costs
                                              111,000 17,000 104,000    52,000      94,000 44,000 50,000     
          premium amortization, net, on securities held-to-maturity
                                               387,000 376,000 363,000 346,000 598,000 -117,000 137,000 119,000           
          capitalized website and software development costs recorded in accounts payable and accrued liabilities
                                                                 
          accounts payable, accrued expenses and other liabilties
                                                8,769,000                 
          proceeds from sale of property and equipment
                                                 25,000 12,000 97,000           
          issuance of common stock upon exercise of employee stock options
                                                1,045,000                 
          purchases of property and equipment recorded in accounts payable and accruals
                                                1,727,000 -3,213,000 3,400,000 -1,498,000 3,544,000     -1,193,000        
          capitalized website and software development costs recorded in accounts payable and accruals
                                                         -14,000        
          acquisition consideration included in accruals
                                                    1,876,000             
          realized (gain) on investments
                                                                 
          purchases of property, equipment, and software
                                                             -4,040,000 -1,557,000 -1,560,000 -367,000 
          change in restricted cash
                                                     -5,008,000 -9,359,000 -397,000 4,944,000   35,000 -40,000 -4,896,000 -1,112,000 
          purchases of intangibles
                                                     -390,000            
          proceeds from follow-on offering, net of offering costs
                                                                 
          proceeds from issuance of common stock from share-based awards
                                                                 
          proceeds from issuance of common stock for employee stock purchase plan
                                                 3,850,000   4,782,000           
          goodwill measurement period adjustment for working capital
                                                 -306,000 51,000             
          loss (gain) on disposal of assets and website development costs
                                                  -14,000               
          accounts payable and accrued expenses
                                                    12,011,000  7,332,000 -1,742,000 5,309,000  2,964,000 1,391,000 -1,176,000 1,377,000 95,000 1,794,000 -1,217,000 
          maturities of investment securities, held-to-maturity
                                                  68,000,000 45,620,000 18,250,000             
          purchases of investment securities, held-to-maturity
                                                  -78,803,000 -57,794,000 -36,120,000             
          proceeds from exercise of employee stock options
                                                  1,355,000 5,136,000 3,398,000  6,475,000 4,106,000 6,735,000         
          accounts payable, accrued expenses, and long-term liabilities
                                                                 
          supplemental disclosures of noncash investing and financing
                                                                 
          activities:
                                                                 
          capitalized website and software development costs recorded in accounts payable and
                                                                 
          accruals
                                                   15,000    1,880,000   440,000 1,296,000     
          adjustments to reconcile net income to net cash from (used in) operating activities:
                                                                 
          release of valuation allowance
                                                                 
          loss on disposal of assets and web-site development costs
                                                             39,000 -12,000 36,000 1,000 
          proceeds from initial public offering, net of underwriter fees
                                                                 
          payments for deferred offering costs
                                                                 
          repayment of acquired debt
                                                                 
          accretion of redeemable convertible preferred stock
                                                                 
          vesting of early exercised options
                                                                 
          adjustments to reconcile net income to net cash from
                                                                 
          (gain) loss on disposal of assets and website development costs
                                                                 
          acquisition of seatme, net of cash acquired
                                                                 
          effect of exchange rate changes on cash and cash
                                                                 
          equivalents
                                                        55,000   -18,000 -116,000  37,000 -124,000 -53,000 
          supplemental disclosures of other cash flow
                                                                 
          information:
                                                                 
          supplemental disclosures of noncash investing and
                                                                 
          purchases of property and equipment recorded in accounts payable and
                                                                 
          capitalized website and software development costs recorded in accounts
                                                                 
          payable and accruals
                                                        67,000         
          capitalized website and internally developed software costs
                                                                 
          adjustments to reconcile net loss to net cash from
                                                                 
          contribution to the yelp foundation
                                                                 
          accounts payable, accrued expenses, and other liabilities
                                                                 
          acquisition of seatme, net of cash received
                                                                 
          acquisition of qype gmbh, net of cash received
                                                                 
          proceeds from issuance of common stock from employee stock purchase plan
                                                                 
          deferred offering costs recorded in accounts payable and accrued liabilities
                                                                 
          proceeds from initial public offering, net of offering costs
                                                              -1,150,000 113,407,000 
          proceeds from issuance of common stock
                                                          5,098,000 2,947,000 1,657,000 851,000 2,062,000 251,000 511,000 
          offering costs not yet paid
                                                                 
          net cash provided used in investing activities
                                                                 
          proceeds from the issuance of series e preferred stock
                                                                 
          issuance costs related to series e preferred stock