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Pure Storage, Inc
(NYSE:PSTG) 

PSTG stock logo

Pure Storage, Inc. provides technology and data storage solutions in the United States and internationally. The company delivers solutions based on proprietary Purity Operating Environment Software that implements enterprise-class storage services, such as data reduction, encryption, and protection,...

Founded: 2009
Full Time Employees: 5,100 (Dec 2022)
Founder: John Colgrove, John Hayes 
Co-Founder: John Hayes
CEO: Charles H. Giancarlo  
Sector: Technology
Industry: Computer Hardware

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At a glance:
  • All-Flash Storage Demand Tailwinds: Pure Storage benefits from continued enterprise migration from legacy disk-based systems to all-flash arrays, supporting product refresh cycles and data-center modernization initiatives.
  • Subscription and Recurring Revenue Mix Expanding: A growing portion of sales is tied to subscription-like and support/maintenance revenue, which can improve revenue visibility and help smooth hardware cyclicality over time.
  • Operating Margin Leverage Remains a Key Focus: Execution on cost discipline and scaling sales efficiency are central to sustaining profitability as the company balances growth investments with margin expansion.
  • Competitive Landscape Stays Intense: Pure competes with large incumbents and other flash-focused vendors; pricing pressure and feature parity risks make differentiation via performance, reliability, and software capabilities important.
  • AI and High-Performance Workloads as a Catalyst: Rising AI, analytics, and other performance-sensitive workloads may drive demand for high-throughput, low-latency storage, presenting incremental growth opportunities if deployments translate into broader enterprise spending.
Bull Thesis:
  • Market Leadership in All-Flash Arrays and Data Management: Pure Storage continues to be a leader in the all-flash array market, which is still experiencing growth as enterprises modernize their data centers. Their innovative technology and strong customer satisfaction ratings position them well to capture further market share. The expansion into unstructured data (FlashBlade) and cloud-native storage (Portworx) further solidifies their comprehensive data management offerings.
  • Strong Recurring Revenue Model and Customer Loyalty: The company's 'Evergreen Storage' subscription model provides predictable, high-margin recurring revenue streams and fosters strong customer loyalty. This model differentiates Pure Storage from traditional hardware vendors by offering continuous upgrades and support without forklift upgrades, leading to higher customer retention and lifetime value.
  • Expanding Addressable Market with Diversified Portfolio: Pure Storage has successfully diversified its product portfolio beyond traditional block storage. Solutions like FlashBlade for unstructured data and Portworx for Kubernetes storage significantly expand their total addressable market, allowing them to cater to a broader range of enterprise data needs, including modern cloud-native applications and AI/ML workloads.
  • Improving Profitability and Free Cash Flow Generation: Recent financial results indicate a positive trend towards sustained profitability and robust free cash flow generation. This demonstrates operational leverage, efficient cost management, and the scalability of their business model, suggesting a healthy financial trajectory moving forward.
Bear Thesis:
  • Intense Competition and Pricing Pressure: The enterprise storage market is highly competitive, with established players like Dell EMC, NetApp, and HPE, as well as increasing competition from public cloud providers (AWS, Azure, GCP) offering their own storage services. This intense competition can lead to pricing pressure, margin erosion, and longer sales cycles for Pure Storage.
  • Macroeconomic Sensitivity and IT Spending Slowdown: Enterprise IT spending, particularly for large capital expenditures like storage infrastructure, can be sensitive to macroeconomic downturns or uncertainty. A slowdown in global economic growth or corporate IT budgets could impact Pure Storage's sales cycles, revenue growth, and overall demand for its premium solutions.
  • Dependency on Hardware Refresh Cycles and Supply Chain Risks: Despite the growing subscription revenue, a significant portion of Pure Storage's business is still tied to hardware sales and refresh cycles. These cycles can be lumpy and subject to delays in customer purchasing decisions. Furthermore, like many hardware companies, they are susceptible to supply chain disruptions, component shortages, or increased manufacturing costs.
  • Challenges in Cloud-Native Transition and Hyperscaler Dominance: While Pure Storage offers cloud solutions, the broader industry trend towards fully cloud-native architectures and storage services directly from hyperscalers (AWS, Azure, GCP) could pose a long-term challenge. Some enterprises may opt for integrated cloud storage solutions, potentially reducing the need for on-premise or hybrid storage solutions from third-party vendors for certain workloads.
Main Competitors:
  • Dell Technologies ($DELL) (Dell EMC PowerStore, PowerMax, PowerScale, Unity XT), A dominant force in enterprise storage, Dell EMC offers a vast portfolio of all-flash, hybrid, and unstructured data storage solutions (e.g., PowerStore, PowerMax, PowerScale). They compete directly with Pure Storage across all segments by leveraging their massive installed base, extensive sales channels, and broad IT infrastructure offerings, often bundling storage with servers, networking, and services.
  • NetApp, Inc. ($NTAP) (NetApp AFF (All-Flash FAS), ONTAP, StorageGRID), A long-standing leader in enterprise data management, NetApp competes with Pure Storage's FlashArray and FlashBlade through its all-flash arrays (AFF) and unified file/object storage (ONTAP, StorageGRID). They emphasize data fabric solutions, hybrid cloud integration, and robust data management capabilities, appealing to customers seeking comprehensive data services across on-premises and cloud environments.
  • Hewlett Packard Enterprise (HPE) ($HPE) (HPE Alletra, Primera, Nimble Storage), HPE offers a comprehensive storage portfolio, including all-flash arrays like HPE Alletra, Primera, and Nimble Storage, which directly compete with Pure Storage's FlashArray. HPE leverages its broad enterprise IT solutions, services, and channel partnerships to provide integrated infrastructure offerings, often appealing to customers looking for a single vendor for their compute, storage, and networking needs.
  • IBM ($IBM) (IBM FlashSystem, Spectrum Storage), IBM is a significant player in enterprise storage, particularly with its IBM FlashSystem all-flash arrays and Spectrum Storage software-defined solutions. They compete by offering high-performance storage, often integrated with their broader software, services, and mainframe ecosystems, targeting large enterprises and mission-critical workloads that value deep integration and comprehensive support.
Moat:
Pure Storage's primary competitive advantage (moat) lies in its 'Evergreen Storage' model, which offers non-disruptive upgrades and a subscription-like experience, significantly reducing TCO and eliminating forklift upgrades. Its all-flash, purpose-built architecture delivers superior performance, efficiency, and simplicity compared to many legacy systems adapted for flash. The company also benefits from a strong focus on customer experience and a growing presence in cloud-native data services (Portworx). However, Pure operates in a highly competitive market dominated by large incumbents like Dell, NetApp, HPE, and IBM. These competitors leverage their vast installed bases, broad product portfolios (including servers, networking, and software), extensive sales channels, and global support networks. While Pure often wins on technology, simplicity, and TCO with Evergreen, the incumbents can offer integrated solutions, aggressive pricing, and existing vendor relationships that make displacement challenging. The rise of public cloud storage and hyperconverged infrastructure also presents alternative solutions for some workloads, adding further competitive pressure.
Income Statements:
Quarterly
Annual
    Unit: USD2026-05-03 2026-02-01 2025-11-02 2025-08-03 2025-05-04 2025-02-02 2024-11-03 2024-08-04 2024-05-05 2024-02-04 2023-11-05 2023-08-06 2023-05-07 2023-02-05 2022-11-06 2022-08-07 2022-05-08 2022-02-06 2021-10-31 2021-08-01 2021-05-02 2021-01-31 2020-11-01 2020-08-02 2020-05-03 2020-02-02 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 
                                               
      revenue:
                                               
      product
    576,544,000 618,471,000 534,760,000 446,303,000 372,144,000 494,780,000 454,735,000 402,595,000 347,384,000 460,891,000 453,277,000 399,738,000 308,963,000 545,108,000 431,281,000 414,603,000 401,161,000 492,602,000 374,913,000 324,935,000 249,888,000 350,380,000 274,470,000 272,309,000 246,939,000 376,517,000 323,268,000 300,128,000 238,741,000 340,137,000 298,863,000 241,137,000 195,449,000 277,351,000 223,196,000 175,013,000 138,425,000 186,820,000 160,523,000 130,920,000 111,738,000 127,350,000 113,573,000 
      subscription services
    476,352,000 440,432,000 429,693,000 414,699,000 406,341,000 385,062,000 376,337,000 361,176,000 346,095,000 328,914,000 309,561,000 288,933,000 280,344,000 265,099,000 244,769,000 232,169,000 219,244,000 215,968,000 187,827,000 171,896,000 162,819,000 152,338,000 136,149,000 131,414,000 120,180,000                   
      total revenue
    1,052,896,000 1,058,903,000 964,453,000 861,002,000 778,485,000 879,842,000 831,072,000 763,771,000 693,479,000 789,805,000 762,838,000 688,671,000 589,307,000 810,207,000 676,050,000 646,772,000 620,405,000 708,570,000 562,740,000 496,831,000 412,707,000 502,718,000 410,619,000 403,723,000 367,119,000 492,004,000 428,409,000 396,327,000 326,700,000 422,216,000 372,779,000 308,884,000 255,945,000 338,253,000 277,674,000 224,461,000 182,631,000 227,860,000 196,956,000 163,214,000 139,947,000 150,231,000 131,364,000 
      yoy
    35.25% 20.35% 16.05% 12.73% 12.26% 11.40% 8.94% 10.91% 17.68% -2.52% 12.84% 6.48% -5.01% 14.34% 20.14% 30.18% 50.33% 40.95% 37.05% 23.06% 12.42% 2.18% -4.15% 1.87% 12.37% 16.53% 14.92% 28.31% 27.64% 24.82% 34.25% 37.61% 40.14% 48.45% 40.98% 37.53% 30.50% 51.67% 49.93%     
      qoq
    -0.57% 9.79% 12.02% 10.60% -11.52% 5.87% 8.81% 10.14% -12.20% 3.54% 10.77% 16.86% -27.26% 19.84% 4.53% 4.25% -12.44% 25.91% 13.27% 20.38% -17.90% 22.43% 1.71% 9.97% -25.38% 14.84% 8.09% 21.31% -22.62% 13.26% 20.69% 20.68% -24.33% 21.82% 23.71% 22.90% -19.85% 15.69% 20.67% 16.63% -6.85% 14.36%  
      cost of revenue:
                                               
      total cost of revenue
    329,564,000 318,816,000 267,076,000 256,666,000 242,332,000 285,841,000 248,150,000 223,691,000 197,773,000 221,301,000 210,091,000 202,078,000 175,960,000 248,890,000 209,715,000 203,204,000 193,979,000 232,736,000 187,948,000 156,804,000 130,841,000 161,861,000 134,103,000 128,997,000 110,294,000 143,794,000 127,771,000 128,008,000 110,313,000 141,520,000 123,659,000 102,719,000 89,630,000 117,923,000 95,859,000 76,451,000 63,548,000 79,130,000 69,322,000 56,847,000 46,935,000 52,066,000 51,053,000 
      gross profit
    723,332,000 740,087,000 697,377,000 604,336,000 536,153,000 594,001,000 582,922,000 540,080,000 495,706,000 568,504,000 552,747,000 486,593,000 413,347,000 561,317,000 466,335,000 443,568,000 426,426,000 475,834,000 374,792,000 340,027,000 281,866,000 340,857,000 276,516,000 274,726,000 256,825,000 348,210,000 300,638,000 268,319,000 216,387,000 280,696,000 249,120,000 206,165,000 166,315,000 220,330,000 181,815,000 148,010,000 119,083,000 148,730,000 127,634,000 106,367,000 93,012,000 98,165,000 80,311,000 
      yoy
    34.91% 24.59% 19.63% 11.90% 8.16% 4.48% 5.46% 10.99% 19.92% 1.28% 18.53% 9.70% -3.07% 17.96% 24.43% 30.45% 51.29% 39.60% 35.54% 23.77% 9.75% -2.11% -8.02% 2.39% 18.69% 24.05% 20.68% 30.15% 30.11% 27.40% 37.02% 39.29% 39.66% 48.14% 42.45% 39.15% 28.03% 51.51% 58.92%     
      qoq
    -2.26% 6.12% 15.40% 12.72% -9.74% 1.90% 7.93% 8.95% -12.81% 2.85% 13.60% 17.72% -26.36% 20.37% 5.13% 4.02% -10.38% 26.96% 10.22% 20.63% -17.31% 23.27% 0.65% 6.97% -26.24% 15.82% 12.04% 24.00% -22.91% 12.68% 20.84% 23.96% -24.52% 21.18% 22.84% 24.29% -19.93% 16.53% 19.99% 14.36% -5.25% 22.23%  
      gross margin %
    68.70% 69.89% 72.31% 70.19% 68.87% 67.51% 70.14% 70.71% 71.48% 71.98% 72.46% 70.66% 70.14% 69.28% 68.98% 68.58% 68.73% 67.15% 66.60% 68.44% 68.30% 67.80% 67.34% 68.05% 69.96% 70.77% 70.18% 67.70% 66.23% 66.48% 66.83% 66.75% 64.98% 65.14% 65.48% 65.94% 65.20% 65.27% 64.80% 65.17% 66.46% 65.34% 61.14% 
      operating expenses:
                                               
      research and development
    259,092,000 243,161,000 256,364,000 242,026,000 221,740,000 215,009,000 200,086,000 195,490,000 193,820,000 186,841,000 182,100,000 182,492,000 185,331,000 185,557,000 180,008,000 165,690,000 161,273,000 162,639,000 147,808,000 140,107,000 131,381,000 130,388,000 122,981,000 114,652,000 112,446,000 114,904,000 106,663,000 107,020,000 105,075,000 96,630,000 90,783,000 84,031,000 78,492,000 75,480,000 68,927,000 69,361,000 65,428,000 72,632,000 61,612,000 58,635,000 52,500,000 53,710,000 43,065,000 
      sales and marketing
    347,856,000 323,269,000 293,817,000 285,890,000 278,512,000 263,845,000 255,830,000 250,267,000 250,972,000 248,136,000 231,707,000 232,732,000 232,446,000 246,480,000 212,140,000 206,836,000 218,153,000 231,947,000 193,172,000 190,386,000 183,496,000 198,865,000 172,282,000 171,434,000 173,433,000 190,389,000 184,819,000 186,188,000 166,626,000 171,092,000 146,903,000 143,749,000 122,367,000 133,134,000 129,299,000 120,633,000 96,964,000 97,962,000 91,392,000 87,583,000 82,816,000 68,927,000 63,803,000 
      general and administrative
    96,445,000 86,459,000 93,278,000 71,549,000 67,072,000 72,680,000 67,319,000 69,445,000 76,787,000 59,299,000 64,729,000 60,831,000 67,384,000 64,696,000 65,054,000 56,679,000 51,567,000 51,481,000 51,890,000 43,464,000 43,146,000 50,414,000 46,467,000 44,471,000 41,125,000 43,611,000 37,416,000 40,016,000 42,110,000 37,934,000 38,651,000 33,591,000 27,330,000 27,506,000 25,406,000 22,162,000 20,096,000 20,631,000 22,810,000 19,630,000 21,482,000 18,461,000 29,022,000 
      total operating expenses
    703,393,000 652,889,000 643,459,000 599,465,000 567,324,000 551,534,000 523,235,000 515,202,000 537,480,000 511,122,000 478,536,000 492,821,000 485,161,000 496,733,000 457,202,000 429,205,000 430,993,000 446,067,000 392,870,000 373,957,000 358,023,000 387,676,000 341,730,000 338,845,000 341,706,000 348,904,000 328,898,000 333,224,000 313,811,000 305,656,000 276,337,000 261,371,000 228,189,000 236,120,000 223,632,000 212,156,000 182,488,000 191,225,000 205,814,000 165,848,000 156,798,000 141,098,000 135,890,000 
      income from operations
    19,939,000 87,198,000 53,918,000 4,871,000 -31,171,000 42,467,000 59,687,000 24,878,000 -41,774,000 57,382,000 74,211,000 -6,228,000 -71,814,000 64,584,000 9,133,000 14,363,000 -4,567,000 29,767,000 -18,078,000 -33,930,000 -76,157,000 -46,819,000 -65,214,000 -64,119,000 -84,881,000 -694,000 -28,260,000 -64,905,000 -97,424,000 -24,960,000 -27,217,000 -55,206,000 -61,874,000 -15,790,000 -41,817,000 -64,146,000 -63,405,000 -42,495,000 -78,180,000 -59,481,000 -63,786,000 -42,933,000  
      yoy
    -163.97% 105.33% -9.67% -80.42% -25.38% -25.99% -19.57% -499.45% -41.83% -11.15% 712.56% -143.36% 1472.45% 116.97% -150.52% -142.33% -94.00% -163.58% -72.28% -47.08% -10.28% 6646.25% 130.76% -1.21% -12.87% -97.22% 3.83% 17.57% 57.46% 58.07% -34.91% -13.94% -2.41% -62.84% -46.51% 7.84% -0.60% -1.02%      
      qoq
    -77.13% 61.72% 1006.92% -115.63% -173.40% -28.85% 139.92% -159.55% -172.80% -22.68% -1291.57% -91.33% -211.19% 607.15% -36.41% -414.50% -115.34% -264.66% -46.72% -55.45% 62.66% -28.21% 1.71% -24.46% 12130.69% -97.54% -56.46% -33.38% 290.32% -8.29% -50.70% -10.78% 291.86% -62.24% -34.81% 1.17% 49.21% -45.64% 31.44% -6.75% 48.57%   
      operating margin %
    1.89% 8.23% 5.59% 0.57% -4.00% 4.83% 7.18% 3.26% -6.02% 7.27% 9.73% -0.90% -12.19% 7.97% 1.35% 2.22% -0.74% 4.20% -3.21% -6.83% -18.45% -9.31% -15.88% -15.88% -23.12% -0.14% -6.60% -16.38% -29.82% -5.91% -7.30% -17.87% -24.17% -4.67% -15.06% -28.58% -34.72% -18.65% -39.69% -36.44% -45.58% -28.58% 0% 
      other income
    13,931,000 20,323,000 11,790,000 45,700,000 31,655,000 11,892,000 17,156,000 19,437,000 14,091,000 13,416,000 5,184,000 6,686,000 11,749,000 16,705,000 -2,814,000 585,000 -6,181,000 -10,008,000 -7,953,000 -7,410,000 -4,727,000 -2,427,000 -4,887,000 1,603,000 -3,416,000 -924,000 9,000 -652,000 -1,816,000 -96,000 -2,889,000 -4,032,000 -999,000 5,046,000 1,138,000 3,266,000 1,995,000 500,000 -192,000 37,000 1,282,000 -757,000  
      income before provision for income taxes
    33,870,000 107,521,000 65,708,000 50,571,000 484,000 54,359,000 76,843,000 44,315,000 -27,683,000 70,798,000 79,395,000 458,000 -60,065,000 81,289,000 6,319,000 14,948,000 -10,748,000 19,759,000 -26,031,000 -41,340,000 -80,884,000 -49,246,000 -70,101,000 -62,516,000 -88,297,000 -1,618,000 -28,251,000 -65,557,000 -99,240,000 -25,056,000 -30,106,000 -59,238,000 -62,873,000 -10,744,000 -40,679,000 -60,880,000 -61,410,000 -41,995,000 -78,372,000 -59,444,000 -62,504,000 -43,690,000  
      provision for income taxes
    9,792,000 7,269,000 10,902,000 3,453,000 14,479,000 11,924,000 13,204,000 8,641,000 7,326,000 5,360,000 9,006,000 7,573,000 7,336,000 6,818,000 7,106,000 4,026,000 787,000 4,816,000 2,700,000 3,925,000 3,322,000 3,047,000 4,121,000 2,451,000 2,297,000       885,000 1,431,000 1,134,000 970,000 821,000 964,000 920,000 441,000 106,000 955,000 604,000 751,000 
      net income
    24,078,000 100,252,000 54,806,000 47,118,000 -13,995,000 42,435,000 63,639,000 35,674,000 -35,009,000 65,438,000 70,389,000 -7,115,000 -67,401,000 74,471,000 -787,000 10,922,000 -11,535,000 14,943,000 -28,731,000 -45,265,000 -84,206,000 -52,293,000 -74,222,000 -64,967,000 -90,594,000 -4,651,000 -29,982,000 -66,018,000 -100,336,000 -25,755,000 -28,180,000 -60,123,000 -64,304,000 -11,878,000 -41,649,000 -61,701,000 -62,374,000 -42,915,000 -78,813,000 -59,550,000 -63,459,000 -44,294,000  
      yoy
    -272.05% 136.25% -13.88% 32.08% -60.02% -35.15% -9.59% -601.39% -48.06% -12.13% -9043.96% -165.14% 484.32% 398.37% -97.26% -124.13% -86.30% -128.58% -61.29% -30.33% -7.05% 1024.34% 147.56% -1.59% -9.71% -81.94% 6.39% 9.80% 56.03% 116.83% -32.34% -2.56% 3.09% -72.32% -47.15% 3.61% -1.71% -3.11%      
      qoq
    -75.98% 82.92% 16.32% -436.68% -132.98% -33.32% 78.39% -201.90% -153.50% -7.03% -1089.30% -89.44% -190.51% -9562.64% -107.21% -194.69% -177.19% -152.01% -36.53% -46.24% 61.03% -29.55% 14.25% -28.29% 1847.84% -84.49% -54.59% -34.20% 289.58% -8.61% -53.13% -6.50% 441.37% -71.48% -32.50% -1.08% 45.34% -45.55% 32.35% -6.16% 43.27%   
      net income margin %
    2.29% 9.47% 5.68% 5.47% -1.80% 4.82% 7.66% 4.67% -5.05% 8.29% 9.23% -1.03% -11.44% 9.19% -0.12% 1.69% -1.86% 2.11% -5.11% -9.11% -20.40% -10.40% -18.08% -16.09% -24.68% -0.95% -7.00% -16.66% -30.71% -6.10% -7.56% -19.46% -25.12% -3.51% -15.00% -27.49% -34.15% -18.83% -40.02% -36.49% -45.35% -29.48% 0% 
      net income per share
    0.07 0.3 0.17 0.14 -0.04 0.13 0.19 0.11 -0.11 0.21 0.22 -0.02 -0.22   0.04 -0.04 0.06 -0.1 -0.16 -0.3 -0.18 -0.28 -0.25 -0.34 -0.01 -0.12 -0.26 -0.41 -0.11 -0.12 -0.26 -0.29 -0.05 -0.2 -0.29 -0.3 -0.21 -0.4 -0.31 -0.34 1.01  
      weighted-average shares used for eps calculation
    331,152 328,540 329,570 327,594 326,539 325,774 327,675 326,326 322,589 311,831 314,153 309,510 305,863 299,478 300,984 297,475 295,843 285,882 287,462 283,931 280,331 267,824 269,144 264,799 262,935 252,820 255,047 251,298 245,334 232,042 235,205 229,359 223,768 211,609 213,274 209,193 205,783 194,714 195,807 192,730 189,283 82,460 74,565 
      restructuring and impairment
            15,901,000                                   
      impairment and other
             4,191,500  16,766,000                                
      restructuring and other
                         8,009,000  8,288,000 14,702,000                   
      support subscription
                             72,324,750 105,141,000 96,199,000 87,959,000 82,079,000 73,916,000 67,747,000 60,496,000           
      income tax provision
                             822,000 1,731,000 461,000 1,096,000 97,500 -1,926,000             
      support
                                     60,902,000 54,478,000 49,448,000 44,206,000 41,040,000 36,433,000 32,294,000 28,209,000 22,881,000 17,791,000 
      legal settlement
                                          30,000,000     
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2026-11-02 2026-08-03 2026-05-04 2026-05-03 2026-02-01 2025-11-03 2025-11-02 2025-08-04 2025-08-03 2025-05-05 2025-05-04 2025-02-02 2024-11-05 2024-11-03 2024-08-06 2024-08-04 2024-05-07 2024-05-05 2024-02-04 2023-11-06 2023-11-05 2023-08-07 2023-08-06 2023-05-08 2023-05-07 2023-02-05 2022-11-06 2022-10-31 2022-08-07 2022-08-01 2022-05-08 2022-05-02 2022-02-06 2021-11-01 2021-10-31 2021-08-02 2021-08-01 2021-05-03 2021-05-02 2021-01-31 2020-11-01 2020-08-02 2020-05-03 2020-02-02 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 2015-01-31 
                                                                   
        assets
                                                                   
        current assets:
                                                                   
        cash and cash equivalents
      852,838,000 887,849,000 739,336,000 837,794,000 854,873,000 894,569,000 852,838,000 965,028,000 887,849,000 900,615,000 739,336,000 723,583,000 529,191,000 894,569,000 408,900,000 965,028,000 378,285,000 900,615,000 702,536,000 795,931,000 529,191,000 652,567,000 408,900,000 455,237,000 378,285,000 580,854,000 795,931,000 404,692,000 652,567,000 340,252,000 455,237,000 300,808,000 466,199,000 263,702,000 404,692,000 355,601,000 340,252,000 347,580,000 300,808,000 337,147,000 263,702,000 355,601,000 347,580,000 362,635,000 447,990,000 447,990,000 447,990,000 447,990,000 244,057,000 244,057,000 244,057,000 244,057,000 183,675,000 183,675,000 183,675,000 183,675,000 604,742,000 604,742,000 604,742,000 604,742,000 192,707,000 
        marketable securities
      678,775,000 649,661,000 839,748,000 666,955,000 692,446,000 753,960,000 678,775,000 855,453,000 649,661,000 823,397,000 839,748,000 798,237,000 821,868,000 753,960,000 819,777,000 855,453,000 805,715,000 823,397,000 828,557,000 669,173,000 821,868,000 709,889,000 819,777,000 836,725,000 805,715,000 1,001,352,000 669,173,000 958,180,000 709,889,000 944,285,000 836,725,000 933,376,000 947,073,000 937,718,000 958,180,000 937,514,000 944,285,000 926,560,000 933,376,000 916,388,000 937,718,000 937,514,000 926,560,000 936,518,000 749,482,000 749,482,000 749,482,000 749,482,000 353,289,000 353,289,000 353,289,000 353,289,000 362,986,000 362,986,000 362,986,000 362,986,000      
        accounts receivable
      620,959,000 530,481,000 411,319,000 886,811,000 944,844,000 578,224,000 620,959,000 416,501,000 530,481,000 423,454,000 411,319,000 680,862,000 636,324,000 578,224,000 525,260,000 416,501,000 391,286,000 423,454,000 662,179,000 435,618,000 636,324,000 402,007,000 525,260,000 345,933,000 391,286,000 612,491,000 435,618,000 354,179,000 402,007,000 358,460,000 345,933,000 327,507,000 542,144,000 378,193,000 354,179,000 366,698,000 358,460,000 349,126,000 327,507,000 460,879,000 378,193,000 366,698,000 349,126,000 458,643,000 378,729,000 378,729,000 378,729,000 378,729,000 243,001,000 243,001,000 243,001,000 243,001,000 168,978,000 168,978,000 168,978,000 168,978,000 126,324,000 126,324,000 126,324,000 126,324,000 59,032,000 
        inventory
      82,421,000 46,812,000 37,548,000 77,940,000 75,935,000 41,571,000 82,421,000 43,548,000 46,812,000 40,674,000 37,548,000 42,810,000 46,211,000 41,571,000 47,498,000 43,548,000 51,821,000 40,674,000 42,663,000 59,716,000 46,211,000 52,265,000 47,498,000 41,301,000 51,821,000 50,152,000 59,716,000 44,036,000 52,265,000 47,169,000 41,301,000 49,287,000 38,942,000 43,152,000 44,036,000 36,363,000 47,169,000 39,266,000 49,287,000 46,733,000 43,152,000 36,363,000 39,266,000 38,518,000 44,687,000 44,687,000 44,687,000 44,687,000 34,497,000 34,497,000 34,497,000 34,497,000 23,498,000 23,498,000 23,498,000 23,498,000 20,649,000 20,649,000 20,649,000 20,649,000 21,605,000 
        deferred commissions, current
      109,370,000 104,795,000 101,288,000 143,364,000 139,379,000 86,839,000 109,370,000 87,424,000 104,795,000 85,386,000 101,288,000 99,286,000 74,303,000 86,839,000 71,344,000 87,424,000 68,826,000 85,386,000 88,712,000 69,397,000 74,303,000 70,918,000 71,344,000 67,448,000 68,826,000 68,617,000 69,397,000 63,422,000 70,918,000 58,003,000 67,448,000 55,212,000 81,589,000 42,728,000 63,422,000 39,507,000 58,003,000 39,181,000 55,212,000 57,183,000 42,728,000 39,507,000 39,181,000 37,148,000 29,244,000 29,244,000 29,244,000 29,244,000 21,088,000 21,088,000 21,088,000 22,437,000 15,787,000 15,787,000 15,787,000 15,787,000 15,703,000 15,703,000 15,703,000 15,703,000 9,431,000 
        prepaid expenses and other current assets
      307,891,000 305,140,000 270,988,000 437,017,000 356,015,000 204,485,000 307,891,000 185,072,000 305,140,000 174,238,000 270,988,000 222,501,000 139,129,000 204,485,000 168,283,000 185,072,000 171,824,000 174,238,000 173,407,000 178,838,000 139,129,000 133,360,000 168,283,000 127,967,000 171,824,000 161,391,000 178,838,000 102,117,000 133,360,000 111,390,000 127,967,000 117,880,000 116,232,000 77,813,000 102,117,000 76,701,000 111,390,000 56,154,000 117,880,000 89,836,000 77,813,000 76,701,000 56,154,000 56,930,000 51,695,000 51,695,000 51,695,000 51,695,000 47,552,000 47,552,000 47,552,000 47,552,000 25,157,000 25,157,000 25,157,000 25,157,000 20,652,000 20,652,000 20,652,000 20,652,000 11,195,000 
        total current assets
      2,652,254,000 2,524,738,000 2,400,227,000 3,049,881,000 3,063,492,000 2,559,648,000 2,652,254,000 2,553,026,000 2,524,738,000 2,447,764,000 2,400,227,000 2,567,279,000 2,247,026,000 2,559,648,000 2,041,062,000 2,553,026,000 1,867,757,000 2,447,764,000 2,498,054,000 2,208,673,000 2,247,026,000 2,021,006,000 2,041,062,000 1,874,611,000 1,867,757,000 2,474,857,000 2,208,673,000 1,926,626,000 2,021,006,000 1,859,559,000 1,874,611,000 1,784,070,000 2,192,179,000 1,743,306,000 1,926,626,000 1,812,384,000 1,859,559,000 1,757,867,000 1,784,070,000 1,908,166,000 1,743,306,000 1,812,384,000 1,757,867,000 1,890,392,000 1,701,827,000 1,701,827,000 1,701,827,000 1,701,827,000 943,484,000 943,484,000 943,484,000 944,833,000 780,081,000 780,081,000 780,081,000 780,081,000 788,070,000 788,070,000 788,070,000 788,070,000 293,970,000 
        property and equipment
      566,336,000 544,119,000 503,527,000 613,917,000 587,022,000 431,353,000 566,336,000 396,676,000 544,119,000 368,153,000 503,527,000 461,731,000 337,559,000 431,353,000 325,783,000 396,676,000 302,894,000 368,153,000 352,604,000 248,606,000 337,559,000 219,559,000 325,783,000 207,289,000 302,894,000 272,445,000 248,606,000 193,141,000 219,559,000 184,048,000 207,289,000 172,381,000 195,282,000 158,200,000 193,141,000 145,126,000 184,048,000 136,208,000 172,381,000 163,041,000 158,200,000 145,126,000 136,208,000 122,740,000 125,353,000 125,353,000 125,353,000 125,353,000 89,142,000 89,142,000 89,142,000 89,142,000 81,695,000 81,695,000 81,695,000 81,695,000 52,629,000 52,629,000 52,629,000 52,629,000 39,859,000 
        operating lease right-of-use assets
      194,409,000 191,202,000 138,423,000 201,816,000 185,975,000 157,574,000 194,409,000 138,781,000 191,202,000 126,435,000 138,423,000 146,655,000 126,558,000 157,574,000 133,066,000 138,781,000 155,205,000 126,435,000 129,942,000 163,676,000 126,558,000 172,392,000 133,066,000 112,926,000 155,205,000 158,912,000 163,676,000 115,731,000 172,392,000 122,638,000 112,926,000 129,582,000 111,763,000 137,856,000 115,731,000 121,576,000 122,638,000 116,960,000 129,582,000 134,668,000 137,856,000 121,576,000 116,960,000 112,854,000                  
        deferred commissions, non-current
      240,113,000 235,220,000 230,989,000 288,885,000 280,190,000 210,671,000 240,113,000 210,755,000 235,220,000 211,240,000 230,989,000 229,334,000 190,614,000 210,671,000 184,073,000 210,755,000 179,362,000 211,240,000 215,620,000 165,735,000 190,614,000 164,763,000 184,073,000 163,550,000 179,362,000 177,239,000 165,735,000 144,898,000 164,763,000 137,962,000 163,550,000 130,663,000 164,718,000 109,361,000 144,898,000 105,180,000 137,962,000 103,182,000 130,663,000 130,741,000 109,361,000 105,180,000 103,182,000 102,056,000 85,729,000 85,729,000 85,729,000 85,729,000 66,225,000 66,225,000 66,225,000           
        intangible assets
      9,407,000 11,143,000 15,108,000 5,342,000 7,346,000 23,039,000 9,407,000 27,004,000 11,143,000 29,156,000 15,108,000 19,074,000 36,868,000 23,039,000 40,906,000 27,004,000 45,064,000 29,156,000 33,012,000 53,379,000 36,868,000 57,537,000 40,906,000 58,595,000 45,064,000 49,222,000 53,379,000 66,992,000 57,537,000 68,279,000 58,595,000 72,351,000 62,646,000 81,075,000 66,992,000 52,855,000 68,279,000 55,556,000 72,351,000 76,648,000 81,075,000 52,855,000 55,556,000 58,257,000 20,118,000 20,118,000 20,118,000 20,118,000 5,057,000 5,057,000 5,057,000 5,057,000 6,560,000 6,560,000 6,560,000 6,560,000 6,980,000 6,980,000 6,980,000 6,980,000 8,284,000 
        goodwill
      364,742,000 361,427,000 361,427,000 365,075,000 365,075,000 361,427,000 364,742,000 361,427,000 361,427,000 361,427,000 361,427,000 361,427,000 361,427,000 361,427,000 361,427,000 361,427,000 361,427,000 361,427,000 361,427,000 361,427,000 361,427,000 361,427,000 361,427,000 358,736,000 361,427,000 361,427,000 361,427,000 358,736,000 361,427,000 358,736,000 358,736,000 358,736,000 358,736,000 360,997,000 358,736,000 37,584,000 358,736,000 37,584,000 358,736,000 358,736,000 360,997,000 37,584,000 37,584,000 37,584,000 10,997,000 10,997,000 10,997,000 10,997,000              
        restricted cash
      19,151,000 19,770,000 19,046,000 8,285,000 7,687,000 11,249,000 19,151,000 14,779,000 19,770,000 9,595,000 19,046,000 12,553,000 9,960,000 11,249,000 9,960,000 14,779,000 9,960,000 9,595,000 9,595,000 10,544,000 9,960,000 10,544,000 9,960,000 10,544,000 9,960,000 10,544,000 10,544,000 10,544,000 10,544,000 10,544,000 10,544,000 10,544,000 10,544,000 11,349,000 10,544,000 15,287,000 10,544,000 15,287,000 10,544,000 10,544,000 11,349,000 15,287,000 15,287,000 15,287,000 15,823,000 15,823,000 15,823,000 15,823,000 14,763,000 14,763,000 14,763,000           
        other assets, non-current
      171,999,000 138,918,000 141,618,000 216,746,000 177,472,000 99,504,000 171,999,000 78,825,000 138,918,000 69,840,000 141,618,000 165,889,000 45,497,000 99,504,000 37,645,000 78,825,000 37,584,000 69,840,000 55,506,000 40,785,000 45,497,000 42,631,000 37,645,000 42,101,000 37,584,000 38,814,000 40,785,000 39,088,000 42,631,000 41,918,000 42,101,000 39,611,000 39,447,000 50,851,000 39,088,000 31,620,000 41,918,000 32,217,000 39,611,000 36,896,000 50,851,000 31,620,000 32,217,000 25,034,000 12,118,000 12,118,000 12,118,000 12,118,000 4,264,000 4,264,000 4,264,000 39,315,000 30,565,000 30,565,000 30,565,000 30,565,000 22,568,000 22,568,000 22,568,000 22,568,000  
        total assets
      4,218,411,000 4,026,537,000 3,810,365,000 4,749,947,000 4,674,259,000 3,854,465,000 4,218,411,000 3,781,273,000 4,026,537,000 3,623,610,000 3,810,365,000 3,963,942,000 3,355,509,000 3,854,465,000 3,133,922,000 3,781,273,000 2,959,253,000 3,623,610,000 3,655,760,000 3,252,825,000 3,355,509,000 3,049,859,000 3,133,922,000 2,828,352,000 2,959,253,000 3,543,460,000 3,252,825,000 2,855,756,000 3,049,859,000 2,783,684,000 2,828,352,000 2,697,938,000 3,135,315,000 2,652,995,000 2,855,756,000 2,321,612,000 2,783,684,000 2,254,861,000 2,697,938,000 2,819,440,000 2,652,995,000 2,321,612,000 2,254,861,000 2,364,204,000 1,973,025,000 1,973,025,000 1,973,025,000 1,973,025,000 1,123,995,000 1,123,995,000 1,123,995,000 1,079,407,000 899,745,000 899,745,000 899,745,000 899,745,000 870,783,000 870,783,000 870,783,000 870,783,000 361,819,000 
        liabilities and stockholders’ equity
                                                                   
        current liabilities:
                                                                   
        accounts payable
      128,022,000 112,162,000 83,858,000 173,207,000 153,312,000 102,021,000 128,022,000 68,104,000 112,162,000 55,709,000 83,858,000 112,385,000 101,092,000 102,021,000 98,008,000 68,104,000 71,334,000 55,709,000 82,757,000 102,879,000 101,092,000 64,005,000 98,008,000 58,668,000 71,334,000 67,121,000 102,879,000 48,708,000 64,005,000 54,686,000 58,668,000 40,563,000 70,704,000 89,369,000 48,708,000 56,366,000 54,686,000 64,817,000 40,563,000 67,530,000 89,369,000 56,366,000 64,817,000 77,651,000 103,462,000 103,462,000 103,462,000 103,462,000 84,420,000 84,420,000 84,420,000 84,420,000 52,719,000 52,719,000 52,719,000 52,719,000 38,187,000 38,187,000 38,187,000 38,187,000 11,007,000 
        accrued compensation and benefits
      244,939,000 212,869,000 142,333,000 236,221,000 347,205,000 155,652,000 244,939,000 176,553,000 212,869,000 137,669,000 142,333,000 230,040,000 149,705,000 155,652,000 165,394,000 176,553,000 143,204,000 137,669,000 250,257,000 159,231,000 149,705,000 150,924,000 165,394,000 111,131,000 143,204,000 232,636,000 159,231,000 122,969,000 150,924,000 126,589,000 111,131,000 84,322,000 205,431,000 83,163,000 122,969,000 96,438,000 126,589,000 64,033,000 84,322,000 160,817,000 83,163,000 96,438,000 64,033,000 106,592,000 99,910,000 99,910,000 99,910,000 99,910,000 59,898,000 59,898,000 59,898,000 59,898,000 39,252,000 39,252,000 39,252,000 39,252,000 32,995,000 32,995,000 32,995,000 32,995,000 13,811,000 
        accrued expenses and other liabilities
      159,827,000 156,720,000 157,733,000 181,942,000 184,338,000 141,846,000 159,827,000 119,430,000 156,720,000 127,885,000 157,733,000 156,791,000 141,241,000 141,846,000 128,842,000 119,430,000 121,230,000 127,885,000 135,755,000 108,972,000 141,241,000 93,752,000 128,842,000 84,292,000 121,230,000 123,749,000 108,972,000 73,884,000 93,752,000 53,043,000 84,292,000 52,823,000 78,511,000 47,939,000 73,884,000 46,818,000 53,043,000 38,881,000 52,823,000 61,754,000 47,939,000 46,818,000 38,881,000 47,223,000 39,860,000 39,860,000 39,860,000 39,860,000 26,829,000 26,829,000 26,829,000 26,829,000 21,697,000 21,697,000 21,697,000 21,697,000 14,076,000 14,076,000 14,076,000 14,076,000 6,106,000 
        operating lease liabilities, current
      43,599,000 46,460,000 41,266,000 45,366,000 44,080,000 47,941,000 43,599,000 49,575,000 46,460,000 44,819,000 41,266,000 43,489,000 44,301,000 47,941,000 41,697,000 49,575,000 37,995,000 44,819,000 44,668,000 31,114,000 44,301,000 33,872,000 41,697,000 37,370,000 37,995,000 33,707,000 31,114,000 35,061,000 33,872,000 34,482,000 37,370,000 33,886,000 35,098,000 30,902,000 35,061,000 29,517,000 34,482,000 29,940,000 33,886,000 32,231,000 30,902,000 29,517,000 29,940,000 27,264,000                  
        deferred revenue, current
      1,028,636,000 1,006,197,000 969,321,000 1,249,675,000 1,181,055,000 897,174,000 1,028,636,000 869,332,000 1,006,197,000 860,221,000 969,321,000 953,836,000 801,562,000 897,174,000 769,871,000 869,332,000 732,433,000 860,221,000 852,247,000 647,116,000 801,562,000 609,549,000 769,871,000 577,348,000 732,433,000 718,149,000 647,116,000 499,176,000 609,549,000 485,927,000 577,348,000 458,705,000 562,576,000 408,086,000 499,176,000 378,072,000 485,927,000 365,716,000 458,705,000 438,321,000 408,086,000 378,072,000 365,716,000 356,011,000 266,584,000 266,584,000 266,584,000 266,584,000 191,229,000 191,229,000 191,229,000 209,377,000 158,095,000 158,095,000 158,095,000 158,095,000 94,514,000 94,514,000 94,514,000 94,514,000 32,199,000 
        debt, current
        100,000,000   100,000,000     100,000,000 100,000,000  100,000,000      573,855,000  573,205,000  572,556,000  574,506,000 573,855,000  573,205,000  572,556,000                               
        total current liabilities
      1,605,023,000 1,534,408,000 1,494,511,000 1,886,411,000 1,909,990,000 1,444,634,000 1,605,023,000 1,282,994,000 1,534,408,000 1,226,303,000 1,494,511,000 1,596,541,000 1,237,901,000 1,444,634,000 1,203,812,000 1,282,994,000 1,106,196,000 1,226,303,000 1,365,684,000 1,623,167,000 1,237,901,000 1,525,307,000 1,203,812,000 1,441,365,000 1,106,196,000 1,749,868,000 1,623,167,000 779,798,000 1,525,307,000 754,727,000 1,441,365,000 670,299,000 952,320,000 659,459,000 779,798,000 607,211,000 754,727,000 563,387,000 670,299,000 760,653,000 659,459,000 607,211,000 563,387,000 614,741,000 509,816,000 509,816,000 509,816,000 509,816,000 362,696,000 362,696,000 362,696,000 380,844,000 273,125,000 273,125,000 273,125,000 273,125,000 184,532,000 184,532,000 184,532,000 184,532,000 75,437,000 
        operating lease liabilities, non-current
      181,948,000 176,253,000 129,735,000 185,595,000 172,063,000 146,390,000 181,948,000 128,674,000 176,253,000 120,709,000 129,735,000 137,277,000 122,388,000 146,390,000 132,191,000 128,674,000 139,665,000 120,709,000 123,201,000 147,110,000 122,388,000 150,711,000 132,191,000 91,639,000 139,665,000 142,473,000 147,110,000 99,031,000 150,711,000 106,693,000 91,639,000 114,304,000 93,479,000 124,382,000 99,031,000 109,606,000 106,693,000 95,886,000 114,304,000 120,361,000 124,382,000 109,606,000 95,886,000 92,977,000                  
        deferred revenue, non-current
      931,768,000 904,867,000 858,224,000 1,127,682,000 1,046,442,000 784,282,000 931,768,000 754,328,000 904,867,000 741,255,000 858,224,000 841,467,000 694,945,000 784,282,000 667,172,000 754,328,000 663,237,000 741,255,000 742,275,000 601,103,000 694,945,000 569,142,000 667,172,000 535,125,000 663,237,000 667,501,000 601,103,000 450,574,000 569,142,000 423,887,000 535,125,000 407,455,000 517,296,000 354,678,000 450,574,000 346,679,000 423,887,000 340,344,000 407,455,000 405,376,000 354,678,000 346,679,000 340,344,000 341,277,000 269,336,000 269,336,000 269,336,000 269,336,000 182,873,000 182,873,000 182,873,000 196,632,000 145,031,000 145,031,000 145,031,000 145,031,000 121,690,000 121,690,000 121,690,000 121,690,000  
        other liabilities, non-current
      96,783,000 92,188,000 83,840,000 108,121,000 100,096,000 68,573,000 96,783,000 62,116,000 92,188,000 61,370,000 83,840,000 82,182,000 51,820,000 68,573,000 44,419,000 62,116,000 44,348,000 61,370,000 54,506,000 40,937,000 51,820,000 43,341,000 44,419,000 33,129,000 44,348,000 42,385,000 40,937,000 23,563,000 43,341,000 30,271,000 33,129,000 27,343,000 31,105,000 30,973,000 23,563,000 20,878,000 30,271,000 14,443,000 27,343,000 27,230,000 30,973,000 20,878,000 14,443,000 8,084,000 6,265,000 6,265,000 6,265,000 6,265,000 4,025,000 4,025,000 4,025,000 4,025,000 3,159,000 3,159,000 3,159,000 3,159,000 1,207,000 1,207,000 1,207,000 1,207,000  
        total liabilities
      2,815,522,000 2,707,716,000 2,566,310,000 3,307,809,000 3,228,591,000 2,443,879,000 2,815,522,000 2,328,112,000 2,707,716,000 2,249,637,000 2,566,310,000 2,657,467,000 2,207,054,000 2,443,879,000 2,147,594,000 2,328,112,000 2,053,446,000 2,249,637,000 2,385,666,000 2,412,317,000 2,207,054,000 2,288,501,000 2,147,594,000 2,101,258,000 2,053,446,000 2,602,227,000 2,412,317,000 2,131,332,000 2,288,501,000 2,086,240,000 2,101,258,000 1,982,465,000 2,380,979,000 1,917,914,000 2,131,332,000 1,575,506,000 2,086,240,000 1,498,003,000 1,982,465,000 2,069,434,000 1,917,914,000 1,575,506,000 1,498,003,000 1,534,086,000 1,235,245,000 1,235,245,000 1,235,245,000 1,235,245,000 549,594,000 549,594,000 549,594,000 581,501,000 421,315,000 421,315,000 421,315,000 421,315,000 307,429,000 307,429,000 307,429,000 307,429,000 117,709,000 
        commitments and contingencies
                                                                   
        stockholders’ equity:
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized; no shares issued and outstanding
                                                                   
        class a and class b common
      33,000 33,000 33,000 33,000 33,000 33,000 33,000 33,000 33,000 33,000 33,000 33,000 32,000 33,000 31,000 33,000 31,000 33,000 32,000 30,000 32,000 30,000 31,000 30,000 31,000 30,000 30,000 29,000 30,000 28,000 30,000 28,000 29,000 27,000 29,000 27,000 28,000 26,000 28,000 28,000 27,000 27,000 26,000 26,000 24,000 24,000 24,000 24,000 22,000 22,000 22,000 22,000 20,000 20,000 20,000 20,000 19,000 19,000 19,000 19,000 4,000 
        additional paid-in capital
      2,681,933,000 2,652,761,000 2,625,198,000 2,600,471,000 2,624,757,000 2,820,977,000 2,681,933,000 2,925,507,000 2,652,761,000 2,890,284,000 2,625,198,000 2,674,500,000 2,699,644,000 2,820,977,000 2,610,482,000 2,925,507,000 2,521,145,000 2,890,284,000 2,749,595,000 2,475,764,000 2,699,644,000 2,392,173,000 2,610,482,000 2,367,577,000 2,521,145,000 2,493,769,000 2,475,764,000 2,447,916,000 2,392,173,000 2,388,418,000 2,367,577,000 2,359,895,000 2,470,943,000 2,238,714,000 2,447,916,000 2,172,391,000 2,388,418,000 2,120,189,000 2,359,895,000 2,307,580,000 2,238,714,000 2,172,391,000 2,120,189,000 2,107,579,000 1,820,043,000 1,820,043,000 1,820,043,000 1,820,043,000 1,479,883,000 1,479,883,000 1,479,883,000 1,479,883,000 1,281,452,000 1,281,452,000 1,281,452,000 1,281,452,000 1,118,670,000 1,118,670,000 1,118,670,000 1,118,670,000 41,749,000 
        accumulated other comprehensive income
      2,006,000 1,916,000 1,831,000 -1,613,000 1,709,000 1,023,000 2,006,000 2,707,000 1,916,000  1,831,000 954,000  1,023,000  2,707,000            -307,000  3,481,000  4,768,000 -8,365,000 9,059,000 -307,000 12,185,000 3,481,000 10,173,000 4,768,000 7,410,000 9,059,000 12,185,000 10,173,000 5,449,000 -338,000 -338,000 -338,000               
        accumulated deficit
      -1,281,083,000 -1,335,889,000 -1,383,007,000 -1,156,753,000 -1,180,831,000 -1,411,447,000 -1,281,083,000 -1,475,086,000 -1,335,889,000 -1,510,760,000 -1,383,007,000 -1,369,012,000 -1,541,189,000 -1,411,447,000 -1,611,578,000 -1,475,086,000 -1,604,463,000 -1,510,760,000 -1,475,751,000 -1,611,533,000 -1,541,189,000 -1,610,746,000 -1,611,578,000 -1,621,668,000 -1,604,463,000 -1,537,062,000 -1,611,533,000 -1,723,214,000 -1,610,746,000 -1,694,483,000 -1,621,668,000 -1,649,218,000 -1,708,271,000 -1,512,719,000 -1,723,214,000 -1,438,497,000 -1,694,483,000 -1,373,530,000 -1,649,218,000 -1,565,012,000 -1,512,719,000 -1,438,497,000 -1,373,530,000 -1,282,936,000 -1,081,949,000 -1,081,949,000 -1,081,949,000 -1,081,949,000 -903,587,000 -903,587,000 -903,587,000 -980,082,000 -802,480,000 -802,480,000 -802,480,000 -802,480,000 -555,335,000 -555,335,000 -555,335,000 -555,335,000 -341,583,000 
        total stockholders’ equity
      1,402,889,000 1,318,821,000 1,244,055,000 1,442,138,000 1,445,668,000 1,410,586,000 1,402,889,000 1,453,161,000 1,318,821,000 1,373,973,000 1,244,055,000 1,306,475,000 1,148,455,000 1,410,586,000 986,328,000 1,453,161,000 905,807,000 1,373,973,000 1,270,094,000 840,508,000 1,148,455,000 761,358,000 986,328,000 727,094,000 905,807,000 941,233,000 840,508,000 724,424,000 761,358,000 697,444,000 727,094,000 715,473,000 754,336,000 735,081,000 724,424,000 746,106,000 697,444,000 756,858,000 715,473,000 750,006,000 735,081,000 746,106,000 756,858,000 830,118,000 737,780,000 737,780,000 737,780,000 737,780,000 574,401,000 574,401,000 574,401,000 497,906,000 478,430,000 478,430,000 478,430,000 478,430,000 563,354,000 563,354,000 563,354,000 563,354,000  
        total liabilities and stockholders’ equity
      4,218,411,000 4,026,537,000 3,810,365,000 4,749,947,000 4,674,259,000 3,854,465,000 4,218,411,000 3,781,273,000 4,026,537,000 3,623,610,000 3,810,365,000 3,963,942,000 3,355,509,000 3,854,465,000 3,133,922,000 3,781,273,000 2,959,253,000 3,623,610,000 3,655,760,000 3,252,825,000 3,355,509,000 3,049,859,000 3,133,922,000 2,828,352,000 2,959,253,000 3,543,460,000 3,252,825,000 2,855,756,000 3,049,859,000 2,783,684,000 2,828,352,000 2,697,938,000 3,135,315,000 2,652,995,000 2,855,756,000 2,321,612,000 2,783,684,000 2,254,861,000 2,697,938,000 2,819,440,000 2,652,995,000 2,321,612,000 2,254,861,000 2,364,204,000 1,973,025,000 1,973,025,000 1,973,025,000 1,973,025,000 1,123,995,000 1,123,995,000 1,123,995,000 1,079,407,000 899,745,000 899,745,000 899,745,000 899,745,000 870,783,000 870,783,000 870,783,000 870,783,000  
        long-term debt
             100,000,000  100,000,000   100,000,000  100,000,000 100,000,000 100,000,000 100,000,000 100,000,000  100,000,000  100,000,000  100,000,000   778,366,000  770,662,000  763,064,000 786,779,000 748,422,000 778,366,000  770,662,000  763,064,000 755,814,000 748,422,000                     
        accumulated other comprehensive loss
               -5,584,000   -10,032,000  -12,607,000  -10,906,000 -5,584,000 -3,782,000 -23,753,000 -10,032,000 -20,099,000 -12,607,000 -18,845,000 -10,906,000 -15,504,000 -23,753,000  -20,099,000  -18,845,000                 -338,000 -1,917,000 -1,917,000 -1,917,000 -1,917,000 -562,000 -562,000 -562,000 -562,000      
        convertible senior notes
                                         491,132,000  483,943,000    491,132,000 483,943,000 477,007,000 449,828,000 449,828,000 449,828,000 449,828,000              
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized at the end of fiscal 2020 and the first quarter of fiscal 2021; no shares issued and outstanding at the end of fiscal 2020 and the first quarter of fiscal 2021
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 sharesauthorized at the end of fiscal 2019 and 2020; no shares issued andoutstanding at the end of fiscal 2019 and 2020
                                                                   
        deferred income taxes, non-current
                                                  1,060,000 1,060,000 1,060,000 1,060,000 1,060,000 1,060,000 1,060,000 1,060,000 844,000 844,000 844,000 844,000 536,000 536,000 536,000 536,000 5,529,000 
        deferred tax liabilities, non-current
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized as of january 31, 2019 and october 31, 2019; no shares issued and outstanding as of january 31, 2019 and october 31, 2019
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized as of january 31, 2019 and july 31, 2019; no shares issued and outstanding as of january 31, 2019 and july 31, 2019
                                                                   
        operating lease right-of-use-assets
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized as of january 31, 2019 and april 30, 2019; no shares issued and outstanding as of january 31, 2019 and april 30, 2019
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized as of january 31, 2018 and 2019; no shares issued and outstanding as of january 31, 2018 and 2019
                                                                   
        liability related to early exercised stock options
                                                      320,000 320,000 320,000 320,000 1,362,000 1,362,000 1,362,000 1,362,000 4,760,000 4,760,000 4,760,000 4,760,000 6,485,000 
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized as of january 31, 2018 and october 31, 2018; no shares issued and outstanding as of january 31, 2018 and october 31, 2018
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized as of january 31, 2018 and july 31, 2018; no shares issued and outstanding as of january 31, 2018 and july 31, 2018
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized as of january 31, 2018 and april 30, 2018; no shares issued and outstanding as of january 31, 2018 and april 30, 2018
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized as of january 31, 2017 and 2018; no shares issued and outstanding as of january 31, 2017 and 2018
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized as of january 31, 2017 and october 31, 2017; no shares issued and outstanding as of january 31, 2017 and october 31, 2017
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized as of january 31, 2017 and july 31, 2017; no shares issued and outstanding as of january 31, 2017 and july 31, 2017
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized as of january 31, 2017 and april 30, 2017; no shares issued and outstanding as of january 31, 2017 and april 30, 2017
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized as of january 31, 2016 and 2017; no shares issued and outstanding as of january 31, 2016 and 2017
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized as of january 31, 2016 and october 31, 2016; no shares issued and outstanding as of january 31, 2016 and october 31, 2016
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized as of january 31, 2016 and july 31, 2016; no shares issued and outstanding as of january 31, 2016 and july 31, 2016
                                                                   
        preferred stock, par value of 0.0001 per share— 20,000 shares authorized as of january 31, 2016 and april 30, 2016; no shares issued and outstanding as of january 31, 2016 and april 30, 2016
                                                                   
        other long-term assets
                                                                  14,177,000 
        liabilities, convertible preferred stock, and stockholders’ (deficit) equity
                                                                   
        deferred income taxes, current
                                                                  5,829,000 
        deferred revenue—non-current
                                                                  41,470,000 
        other long-term liabilities
                                                                  802,000 
        convertible preferred stock, par value of 0.0001 per share— 123,880 and no shares authorized as of january 31, 2015 and october 31, 2015; 122,281 and no shares issued and outstanding as of january 31, 2015 and october 31, 2015
                                                                  543,940,000 
        stockholders’ (deficit) equity:
                                                                   
        preferred stock, par value of 0.0001 per share— no and 20,000 shares authorized as of january 31, 2015 and october 31, 2015; no shares issued and outstanding as of january 31, 2015 and october 31, 2015
                                                                   
        total stockholders’ (deficit) equity
                                                                  -299,830,000 
        total liabilities, convertible preferred stock, and stockholders’ (deficit) equity
                                                                  361,819,000 
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2026-05-04 2026-05-03 2026-02-01 2025-08-03 2025-05-05 2025-05-04 2025-02-02 2024-08-04 2024-05-07 2024-05-05 2024-02-04 2023-08-06 2023-05-08 2023-05-07 2023-02-05 2022-08-07 2022-05-08 2022-05-02 2022-02-06 2021-08-01 2021-05-03 2021-05-02 2021-01-31 2020-08-02 2020-05-03 2020-02-02 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 
                                                  
          cash flows from operating activities
                                                  
          net income
        -13,995,000 24,078,000 123,877,000 33,123,000 -35,009,000  110,866,000 665,000 -67,401,000  62,711,000  -11,535,000     -84,206,000   -90,594,000                      
          adjustments to reconcile net income to net cash from operating activities:
                                                  
          depreciation and amortization
        33,770,000 40,198,000 50,286,000 69,697,000 33,943,000 33,770,000 35,094,000 69,827,000 29,690,000 33,943,000 52,148,000 59,913,000 22,663,000 29,690,000 28,164,000 46,549,000 22,663,000 18,826,000 33,340,000 38,099,000 15,133,000 18,826,000 20,231,000 31,597,000 15,133,000 22,925,000 23,194,000 22,531,000 21,060,000 19,497,000 17,791,000 17,173,000 16,417,000 16,219,000 15,525,000 15,175,000 14,825,000 14,225,000 13,642,000 11,904,000 10,432,000 9,136,000 
          stock-based compensation expense
        96,275,000 122,064,000 162,696,000 213,668,000 112,994,000 96,275,000 166,063,000 217,884,000 77,830,000 112,994,000 86,313,000 167,277,000 74,571,000 77,830,000 82,503,000 158,135,000 74,571,000 61,334,000 107,208,000 131,763,000 58,694,000 61,334,000 62,589,000 120,146,000 58,694,000 51,915,000 54,229,000 58,404,000 62,157,000 54,707,000 58,329,000 53,654,000 43,955,000 42,753,000 38,863,000 36,838,000 32,219,000 37,539,000 28,235,000 28,760,000 22,134,000 22,027,000 
          noncash portion of lease impairment and abandonment
            3,270,000   3,270,000  3,270,000                                 
          gain on equity security
                                                  
          other
        705,000 4,381,000 9,241,000 7,027,000 1,606,000 705,000 14,012,000 2,726,000 -1,804,000 1,606,000 386,000 -3,029,000 146,000 -1,804,000 4,078,000 1,428,000 146,000 2,621,000 8,964,000 6,516,000 1,705,000 2,621,000 3,229,000 1,972,000 1,705,000 1,819,000 -810,000 1,138,000 -811,000 -708,000 -717,000 -70,000 152,000 1,175,000 82,000 346,000 451,000 533,000 557,000 10,000 484,000  
          changes in operating assets and liabilities, net of effects of acquisition:
                                                  
          accounts receivable
        269,542,000 58,032,000 -348,049,000 150,381,000 238,768,000 269,542,000 5,319,000 245,721,000 221,205,000 238,768,000 -155,903,000 87,231,000 196,129,000 221,205,000 -176,940,000 140,007,000 196,129,000 133,380,000 -164,467,000 102,506,000 109,441,000 133,380,000 -82,810,000 91,896,000 109,441,000 -96,521,000 -9,474,000 -40,746,000 67,299,000 -73,026,000 -63,330,000 -46,436,000 47,143,000 -40,875,000 -33,655,000 -36,546,000 36,571,000 -5,863,000 -44,775,000 -22,004,000 28,593,000  
          inventory
        2,669,000 -2,768,000 -34,217,000 -12,268,000 -1,705,000 2,669,000 -6,317,000 -6,661,000 308,000 -1,705,000 23,151,000 4,460,000 -1,699,000 308,000 5,722,000 -12,492,000 -1,699,000 -3,508,000 8,842,000 -3,242,000 -1,370,000 -3,508,000 -3,966,000 1,735,000 -1,370,000 -329,000 -4,130,000 8,875,000 -2,023,000 4,814,000 -8,203,000 -4,471,000 -4,429,000 1,719,000 -3,827,000 5,618,000 -16,105,000 -3,587,000 2,203,000 231,000 -2,623,000  
          deferred commissions
        -3,657,000 -12,680,000 -97,771,000 -11,395,000 7,707,000 -3,657,000 -5,228,000 6,153,000 -2,331,000 7,707,000 -69,651,000 -9,560,000 15,309,000 -2,331,000 -10,724,000 10,626,000 15,309,000 2,049,000 -45,498,000 -8,041,000 -3,159,000 2,049,000 -35,836,000 -5,483,000 -3,159,000 -16,073,000 -4,563,000 -5,311,000 1,716,000 -18,533,000 -4,972,000 -5,424,000 1,269,000 -4,368,000 -3,022,000 -4,245,000 -362,000 -2,584,000 -43,000 -2,254,000 4,141,000  
          prepaid expenses and other assets
        -19,440,000 -117,076,000 -94,419,000 -33,401,000 -9,219,000 -19,440,000 -141,343,000 -27,006,000 -6,095,000 -9,219,000 30,495,000 -358,000 -11,742,000 -6,095,000 24,584,000 -15,563,000 -11,742,000 -30,407,000 11,818,000 -24,955,000 -6,298,000 -30,407,000 3,624,000 -26,389,000 -6,298,000 -18,198,000 2,099,000 6,663,000 -7,298,000 -8,968,000 -9,138,000        848,000 1,935,000 -2,744,000  
          operating lease right-of-use assets
        8,397,000 10,574,000 15,543,000 19,958,000 8,122,000 8,397,000 6,893,000 16,528,000 11,001,000 8,122,000 9,426,000 19,635,000 7,749,000 11,001,000 7,740,000 16,820,000 7,749,000 7,581,000 8,518,000 14,818,000 6,706,000 7,581,000 7,370,000 14,181,000 6,706,000 6,549,000 6,524,000 7,229,000 6,209,000              
          accounts payable
        -26,991,000 16,254,000 17,105,000 -3,146,000 -26,581,000 -26,991,000 -3,405,000 -13,158,000 -3,993,000 -26,581,000 -9,068,000 26,311,000 -7,419,000 -3,993,000 -29,611,000 -6,529,000 -7,419,000 -24,354,000 -1,855,000 -9,267,000 -14,294,000 -24,354,000 -22,930,000 -21,090,000 -14,294,000 16,388,000 -4,417,000 -5,020,000 -25,807,000 2,493,000 29,935,000 667,000 -18,802,000 17,470,000 11,607,000 4,183,000 -3,982,000 7,005,000 13,646,000 -10,173,000 166,000 14,677,000 
          accrued compensation and other liabilities
        -84,343,000 -102,069,000 232,437,000 602,000 -109,124,000 -84,343,000 83,018,000 -78,732,000 -89,082,000 -109,124,000 61,056,000 -57,524,000 -88,963,000 -89,082,000 89,823,000 -37,824,000 -88,963,000 -84,837,000 68,698,000 -40,952,000 -49,643,000 -84,837,000 86,709,000 -3,217,000 -49,643,000 51,307,000 -5,307,000 18,289,000 -43,993,000 44,218,000 15,050,000 22,423,000 -29,881,000 11,993,000 14,319,000 20,308,000 -19,998,000 12,595,000 -1,901,000 19,704,000 -11,017,000 7,494,000 
          operating lease liabilities
        -11,238,000 -10,684,000 -16,238,000 -23,513,000 -10,226,000 -11,238,000 -22,460,000 -18,257,000 -6,100,000 -10,226,000 -3,552,000 -13,133,000 -8,480,000 -6,100,000 -5,020,000 -21,442,000 -8,480,000 -6,897,000 -11,907,000 -14,205,000 -6,926,000 -6,897,000 -6,874,000 -13,071,000 -6,926,000 -6,357,000 -5,937,000 -7,049,000 -6,034,000              
          deferred revenue
        32,242,000 149,860,000 345,260,000 115,761,000 6,954,000 32,242,000 89,925,000 29,137,000 10,019,000 6,954,000 40,536,000 51,392,000 32,602,000 10,019,000 137,432,000 98,807,000 32,602,000 22,463,000 178,316,000 66,117,000 8,772,000 22,463,000 82,445,000 27,463,000 8,772,000 54,091,000 35,935,000 43,032,000 28,013,000 74,732,000 47,861,000 24,634,000 14,510,000 48,479,000 29,931,000 16,075,000 8,398,000 26,742,000 19,078,000 20,449,000 20,653,000 54,548,000 
          net cash from operating activities
        283,936,000 180,164,000 334,995,000 496,093,000 221,500,000 283,936,000 320,301,000 448,097,000 173,247,000 221,500,000 143,514,000 274,865,000 220,132,000 173,247,000 233,026,000 379,512,000 220,132,000 21,448,000 291,519,000 144,840,000 35,103,000 21,448,000 69,033,000 85,809,000 35,103,000 69,858,000 64,257,000 48,817,000 6,642,000 80,794,000 56,549,000 8,484,000 18,596,000 59,000,000 28,248,000 -191,000 -14,301,000 37,518,000 -47,323,000 -11,317,000 6,760,000  
          capital expenditures
        -72,346,000 -68,414,000 -93,703,000 -134,373,000 -48,818,000 -72,346,000 -75,136,000 -108,853,000 -51,424,000 -48,818,000 -97,251,000 -106,529,000 -32,810,000 -51,424,000 -60,229,000 -57,994,000 -32,810,000 -27,829,000 -28,644,000 -55,499,000 -23,782,000 -27,829,000 -21,332,000 -48,776,000 -23,782,000 -13,641,000 -20,977,000 -28,933,000 -24,296,000 -29,439,000 -28,074,000 -20,437,000 -22,296,000 -20,709,000 -14,251,000 -17,331,000 -12,769,000 -12,171,000 -18,484,000 -21,742,000 -24,376,000  
          free cash flows
        211,590,000 111,750,000 241,292,000 361,720,000 172,682,000 211,590,000 245,165,000 339,244,000 121,823,000 172,682,000 46,263,000 168,336,000 187,322,000 121,823,000 172,797,000 321,518,000 187,322,000 -6,381,000 262,875,000 89,341,000 11,321,000 -6,381,000 47,701,000 37,033,000 11,321,000 56,217,000 43,280,000 19,884,000 -17,654,000 51,355,000 28,475,000 -11,953,000 -3,700,000 38,291,000 13,997,000 -17,522,000 -27,070,000 25,347,000 -65,807,000 -33,059,000 -17,616,000  
          cash flows from investing activities
                                                  
          purchases of property and equipment
        -72,346,000 -68,414,000 -93,703,000 -134,373,000 -48,818,000 -72,346,000 -75,136,000 -108,853,000 -51,424,000 -48,818,000 -97,251,000 -106,529,000 -32,810,000 -51,424,000 -60,229,000 -57,994,000 -32,810,000 -27,829,000 -28,644,000 -55,499,000 -23,782,000 -27,829,000 -21,332,000 -48,776,000 -23,782,000 -13,641,000 -20,977,000 -28,933,000 -24,296,000 -29,439,000 -28,074,000 -20,437,000 -22,296,000 -20,709,000 -14,251,000 -17,331,000 -12,769,000 -12,171,000 -18,484,000 -21,742,000 -24,376,000  
          acquisition
                                                  
          purchases of strategic investments
                                                  
          purchases of marketable securities and other
         -112,952,000  -256,128,000 -165,123,000   -270,451,000  -165,123,000                                 
          sales of marketable securities
        18,207,000 69,160,000 300,510,000 270,987,000 37,689,000 18,207,000 48,480,000 48,424,000 43,040,000 37,689,000  48,748,000  43,040,000    85,537,000 68,275,000 114,038,000 17,657,000 85,537,000 39,323,000 91,351,000 17,657,000 83,733,000 56,150,000 38,024,000 22,344,000 1,076,000 5,217,000 3,131,000 10,454,000 20,422,000 12,538,000 28,145,000 5,384,000 34,539,000 20,744,000 35,744,000 23,327,000  
          maturities of marketable securities
        57,253,000 66,712,000 -121,851,000 137,507,000 127,857,000 57,253,000 -83,770,000 197,984,000 288,373,000 127,857,000  386,703,000 116,175,000 288,373,000 81,700,000 240,993,000 116,175,000 65,740,000 41,385,000 169,770,000 95,375,000 65,740,000 99,156,000 206,174,000 95,375,000 73,402,000 74,901,000 106,617,000 164,139,000 97,231,000 58,256,000 36,770,000 61,023,000 45,047,000 25,340,000 27,360,000 46,321,000 10,300,000 32,413,000    
          sale of equity security
                                                  
          net cash from investing activities
        -111,782,000 -45,494,000 -14,564,000 17,993,000 -48,395,000 -111,782,000 -263,278,000 -132,896,000 151,201,000 -48,395,000 -157,021,000 82,305,000 66,114,000 151,201,000 -381,680,000 163,759,000 66,114,000 -48,115,000 262,570,000 -89,062,000 -8,911,000 -48,115,000 -2,256,000 -42,488,000 -8,911,000 -12,062,000 -45,166,000 -68,930,000 -198,553,000 -43,241,000 -42,241,000 -393,341,000 -32,521,000 -5,898,000 -35,042,000 -1,208,000 -17,040,000 -10,491,000 -20,917,000 -72,006,000 -343,809,000  
          cash flows from financing activities
                                                  
          proceeds from exercise of stock options
        5,359,000 6,646,000 -2,817,000 13,458,000  5,359,000                                     
          proceeds from issuance of common stock under employee stock purchase plan
        27,240,000 30,001,000 4,306,000 27,240,000 25,328,000 27,240,000 6,647,000 25,328,000 21,219,000 25,328,000 5,124,000 21,219,000 19,396,000 21,219,000 19,396,000 19,396,000 17,726,000 4,202,000 17,726,000 16,021,000 17,726,000 16,021,000 16,021,000 7,000 11,249,000 32,042,000 13,746,000 19,698,000 7,971,000 14,166,000 10,527,000 15,079,000  
          payments of financing costs for revolving credit facility
           -2,080,000                                       
          principal payments on borrowings and finance lease obligations
        -1,125,000 -612,000 -97,813,000 -101,125,000 -1,099,000 -1,125,000 576,464,000 -3,935,000 -576,780,000 -1,099,000 -330,054,000 -577,067,000 -251,395,000 -576,780,000 -1,095,000 -251,577,000 -251,395,000                          
          tax withholding on vesting of equity awards
        -61,300,000 -102,920,000 -129,353,000 -117,461,000 -12,478,000 -61,300,000  -86,686,000 -6,759,000 -12,478,000  -11,827,000 -10,194,000 -6,759,000 -3,471,000 -12,987,000 -10,194,000 -5,050,000  -6,564,000  -5,050,000                     
          repurchases of common stock
        -119,936,000 -84,103,000 -160,649,000 -162,178,000  -119,936,000 -259,636,000  -69,911,000  15,763,000 -91,881,000 -66,420,000 -69,911,000 -67,504,000 -126,999,000 -66,420,000 -30,020,000 -88,616,000 -74,393,000 -70,119,000 -30,020,000 -23,621,000 -90,143,000 -70,119,000                  
          net cash from financing activities
        -149,762,000 -150,988,000 -388,406,000 -342,146,000 24,974,000 -149,762,000 20,843,000 -47,525,000 -527,601,000 24,974,000 -195,492,000 -529,708,000 -297,208,000 -527,601,000 -66,423,000 -356,903,000 -297,208,000 -9,672,000 -322,166,000 -52,673,000 -41,247,000 -9,672,000 5,863,000 -50,355,000 -41,247,000 493,000 16,179,000 998,000 31,576,000 3,797,000 21,920,000 19,453,000 506,744,000 8,916,000 16,939,000 4,536,000 16,423,000 4,187,000 14,883,000 3,045,000 18,403,000 -714,000 
          net increase in cash, cash equivalents and restricted cash
        22,392,000 -16,318,000 -67,975,000 171,940,000 198,079,000 22,392,000 77,866,000 267,676,000  198,079,000 -208,999,000 -172,538,000   -215,077,000 186,368,000    3,105,000      58,289,000 35,270,000 -19,115,000 -160,335,000 41,350,000 36,228,000 -365,404,000 492,819,000          
          cash, cash equivalents and restricted cash, beginning of period
        737,750,000 864,979,000  737,750,000 712,131,000 737,750,000  712,131,000 591,398,000 712,131,000  591,398,000 476,743,000 591,398,000  476,743,000 476,743,000 347,691,000  347,691,000 377,922,000 347,691,000  377,922,000 377,922,000  463,813,000  258,820,000          
          cash, cash equivalents and restricted cash, end of period
        760,142,000 848,661,000  909,690,000 910,210,000 760,142,000  979,807,000 388,245,000 910,210,000  418,860,000 465,781,000 388,245,000  663,111,000 465,781,000 311,352,000  350,796,000 362,867,000 311,352,000  370,888,000 362,867,000  35,270,000 -19,115,000 303,478,000  36,228,000 -365,404,000 751,639,000          
          cash, cash equivalents and restricted cash at end of period
                                                  
          cash and cash equivalents
        739,336,000 837,794,000 -39,696,000 887,849,000 900,615,000 739,336,000 194,392,000 965,028,000 378,285,000 900,615,000 -93,395,000 408,900,000 455,237,000 378,285,000 -215,077,000 652,567,000 455,237,000 300,808,000 202,497,000 340,252,000 347,580,000 300,808,000 73,445,000 355,601,000 347,580,000 58,289,000 35,408,000 -18,254,000 287,192,000 41,349,000 36,184,000 -364,683,000 735,140,000          
          restricted cash
        20,806,000 10,867,000 -1,143,000 21,841,000 9,595,000 20,806,000 4,207,000 14,779,000 9,960,000 9,595,000 -949,000 9,960,000 10,544,000 9,960,000 10,544,000 10,544,000 10,544,000 -805,000 10,544,000 15,287,000 10,544,000 -805,000 15,287,000 15,287,000 -138,000 -861,000 16,286,000 1,000 44,000 -721,000 16,499,000          
          supplemental disclosures of cash flow information
                                                  
          cash paid for interest
        1,427,000  -3,033,000 2,122,000 1,743,000 1,427,000 3,192,000 3,520,000 390,000 1,743,000 4,683,000 2,139,000 715,000 390,000 34,000 742,000 715,000 1,455,000 3,957,000 2,520,000 359,000 1,455,000 1,217,000 359,000 359,000 359,000 359,000              
          cash paid for income taxes
        8,273,000  2,992,000 21,141,000 3,542,000 8,273,000 18,623,000 23,154,000 9,328,000 3,542,000 20,215,000 13,988,000 1,848,000 9,328,000 5,939,000 4,817,000 1,848,000 3,750,000 3,751,000 6,050,000 2,376,000 3,750,000 1,611,000 5,070,000 2,376,000 1,426,000 682,000 1,076,000 1,640,000 575,000 1,098,000 1,184,000 1,839,000 680,000 749,000 871,000 790,000 356,000 683,000 504,000 1,323,000 298,000 
          supplemental disclosures of non-cash investing and financing information
                                                  
          property and equipment purchased but not yet paid
        15,977,000 23,071,000 5,054,000 19,129,000 15,242,000 15,977,000 2,248,000 14,214,000 22,036,000 15,242,000 -4,267,000 18,406,000 6,413,000 22,036,000 -5,074,000 11,187,000 6,413,000 8,366,000 -3,203,000 7,402,000 8,274,000 8,366,000 335,000 6,619,000 8,274,000 1,612,000 -515,000 -5,878,000 11,595,000 -732,000 2,656,000 3,633,000 8,316,000 109,000 3,253,000 -3,107,000 9,685,000 1,458,000 -1,735,000 -1,757,000 9,448,000  
          unrealized gain on equity security
           -30,401,000                                       
          changes in operating assets and liabilities:
                                                  
          purchase of strategic investment
                                                  
          purchases of marketable securities
        -114,896,000     -114,896,000 -120,022,000  -128,788,000   -246,617,000 -17,251,000 -128,788,000 -409,306,000 -17,251,000 -17,251,000 -171,563,000 -162,652,000 -317,371,000 -98,161,000 -171,563,000 -119,568,000 -291,237,000 -98,161,000 -155,556,000 -151,527,000 -175,638,000 -312,859,000 -107,109,000 -63,741,000 -412,805,000 -81,702,000 -50,658,000 -56,640,000 -39,382,000 -55,976,000 -43,159,000 -55,590,000 -84,502,000 -343,466,000  
          cash paid for income taxes, net of refunds
         876,000                                         
          gain on strategic investment
                                                  
          sale of strategic investment
                                                  
          proceeds from borrowings
                100,000,000   100,000,000  100,000,000                             
          cash, cash equivalents and restricted cash, beginning of year
                                                  
          cash, cash equivalents and restricted cash, end of year
                                                  
          cash, cash equivalents and restricted cash at end of year
                                                  
          restricted cash included in prepaid expenses and other current assets
                                                  
          net proceeds from exercise of stock options
            13,223,000   17,768,000 4,630,000 13,223,000 20,639,000 29,848,000 11,405,000 4,630,000 5,647,000 15,264,000 11,405,000 8,016,000 23,032,000 11,163,000 9,275,000 8,016,000 33,662,000 21,658,000 9,275,000 17,095,000 6,544,000 2,499,000 16,761,000 4,429,000 14,275,000 19,453,000 9,614,000 8,916,000 8,968,000 4,536,000 2,257,000  4,356,000 3,045,000 3,324,000  
          proceeds from borrowing
                            4,950,000   4,950,000 4,950,000                  
          net loss
             -13,995,000    -35,009,000  -74,516,000  -67,401,000  -613,000 -11,535,000   -129,471,000  -84,206,000 -52,293,000 -155,561,000 -90,594,000 -4,651,000 -29,982,000 -66,018,000 -100,336,000 -25,755,000 -28,180,000 -60,123,000 -64,304,000 -11,878,000 -41,649,000 -61,701,000 -62,374,000 -42,915,000 -78,813,000 -59,879,000 -63,459,000  
          adjustments to reconcile net loss to net cash from operating activities:
                                                  
          changes in operating assets and liabilities, net of effect of acquisition:
                                                  
          tax withholding on equity awards
                                                  
          impairment of long-lived assets
                          -7,034,000    7,505,000                   
          acquisition, net of cash acquired
                       -1,989,000            -47,881,000             
          lease impairment and abandonment charges
                   16,766,000                               
          net decrease in cash, cash equivalents and restricted cash
                -203,153,000    -10,962,000 -203,153,000   -10,962,000 -36,339,000   -15,055,000 -36,339,000  -7,034,000 -15,055,000                  
          amortization of debt discount and debt issuance costs
                  -1,300,000  801,000  804,000 1,603,000 801,000 7,403,000 10,052,000 15,154,000 6,936,000 7,403,000 7,545,000 14,125,000 6,936,000 6,993,000 6,896,000 6,800,000 6,490,000 6,617,000 6,525,000 6,434,000 1,455,000          
          maturities of marketable securities and other
                                                  
          cash paid for amounts included in the measurement of operating lease liabilities
                    11,924,000    11,924,000   17,904,000                       
          operating lease right-of-use assets obtained in exchange for operating lease liabilities
                    8,912,000    8,912,000 2,495,000 -45,772,000 2,787,000  2,495,000 4,182,000 29,754,000                   
          changes in operating assets and liabilities, net of effects of acquisitions:
                                                  
          acquisitions, net of cash acquired
                              165,000                   
          proceeds from borrowings, net of issuance costs
                                                 
          fair value of equity awards assumed in an acquisition
                                                 
          repayments of borrowing
                         -344,000  -605,000  -344,000                     
          principal payments on finance lease obligations
                                                  
          cash paid for amounts included in the measurement of lease liabilities
                         8,820,000    8,820,000 9,644,000 17,849,000                   
          purchase of intangible assets
                                              
          principal payments on borrowing and finance lease obligations
                                                  
          repayment of debt assumed from acquisition
                                   -11,555,000             
          tax withholding on vesting of restricted stock
                            -1,374,000   -2,841,000 -1,374,000 -1,592,000 -1,614,000 -1,501,000 -5,672,000              
          proceeds from issuance of convertible senior notes, net of issuance costs
                                     562,062,000          
          payment for purchase of capped calls
                                     -64,630,000          
          acquisition consideration held back to satisfy potential indemnification claims
                                                 
          vesting of early exercised stock options
                                     320,000 248,000 248,000 248,000 298,000 2,605,000 308,000 310,000 176,000  
          purchase of other investment
                                                  
          repayment of debt assumed from acquisitions
                                                  
          repurchase of common stock
                                     -20,000,000          
          cash, cash equivalents and restricted cash at end of period:
                                                  
          deferred income tax
                                                  
          deferred income taxes
                                                  
          prepaid expenses and other current assets
                                        11,111,000  74,000 3,758,000 -3,944,000      
          contribution of common stock to the pure good foundation
                                                 
          net increase in restricted cash
                                               
          proceeds from initial public offering, net of issuance costs
                                                 
          payments of deferred offering costs
                                                  
          net increase in cash and cash equivalents
                                             31,214,000    31,435,000 
          cash and cash equivalents, beginning of period
                                         183,675,000 604,742,000 
          cash and cash equivalents, end of period
                                         62,018,000 10,145,000 3,137,000 168,757,000 31,214,000 -53,357,000 -80,278,000 286,096,000 31,435,000 
          conversion of convertible preferred stock to common stock upon initial public offering
                                                 
          unpaid deferred offering costs
                                                 -2,202,000 
          net decrease in cash and cash equivalents
                                          10,145,000 3,137,000 -14,918,000   -80,278,000 -318,646,000  
          net decrease in restricted cash
                                                  
          proceeds from issuance of convertible preferred stock, net of issuance costs
                                                  
          net proceeds from exercise of stock options, including proceeds from repayment of promissory notes
                                                 1,298,000 
          repurchase of common stock in connection with tender offer
                                                  
          cashless exercise of stock options during tender offer
                                                  
          contribution of common stock to pure good foundation
                                                  
          proceeds from initial public offering
                                                  
          change in restricted cash
                                                706,000  
          purchases of intangible assets
                                                  
          increase in restricted cash
                                                  
          repurchase of common stock in connection with tender offers
                                                  
          vesting of early exercised stock options and restricted stock awards
                                                 182,000 
          cashless exercise of stock options during tender offers
                                                  
          repurchase of common stock in connection with a tender offer
                                                  
          purchase of property and equipment
                                                  
          cashless exercise of stock options during a tender offer