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Coursera, Inc
(NYSE:COUR) 

COUR stock logo

Coursera, Inc. operates an educational content platform that connects learners, educators, and institutions worldwide. As of December 31, 2020, the company offered approximately 4,000 courses across a range of domains, including data science, technology, business, health, social sciences, and arts a...

Founded: 2012
Full Time Employees: 1,401 (Dec 2022)
Founder: Andrew Ng 
CEO: Jeff Maggioncalda  
Sector: Consumer Defensive
Industry: Education & Training Services
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At a glance:
  • Revenue Growth Moderating Amid Enterprise and Degree Momentum: Coursera’s growth has been driven by enterprise and degree-related offerings, while overall revenue growth has shown signs of moderating as comps normalize and consumer demand varies by segment.
  • Profitability and Margin Expansion Remain Key Narrative: The company has emphasized improving operating efficiency, with investors focused on gross margin stability, sales and marketing leverage, and progress toward sustainable profitability.
  • Consumer Segment Volatility Offsets More Predictable B2B Demand: Learner (consumer) trends can be more cyclical and promotion-sensitive, while enterprise and institutional partnerships tend to be steadier, shaping overall performance and guidance.
  • Cash Flow and Liquidity: Path to Self-Funding in Focus: Market attention remains on cash burn versus improving cash generation, including the pace of operating cash flow improvement and balance sheet runway as the business scales.
  • AI and Product Innovation as a Differentiator for Engagement and Retention: Coursera continues investing in AI-driven features and content discovery to improve learner outcomes and retention, with the strategic question being how effectively these innovations translate into monetization and reduced churn.
Bull Thesis:
  • Growing Global Demand for Online Learning & Upskilling: The secular trend towards lifelong learning, skill-based education, and remote work continues to drive demand for accessible, high-quality online courses. Coursera, with its strong brand and university/industry partnerships, is well-positioned to capture a significant share of this expanding market globally, especially in emerging economies.
  • Strong Growth in Enterprise & Government Segments: Coursera for Business, Government, and Campus offerings represent a higher-margin, more stable revenue stream compared to individual consumer enrollments. Continued expansion in these B2B/B2G segments demonstrates the value proposition for organizations seeking to upskill their workforce or educate their citizens, providing a more predictable and sticky revenue base.
  • Expansion into High-Value Degrees & Professional Certificates: The increasing number of fully online bachelor's and master's degrees, along with professional certificates and 'stackable' credentials, elevates Coursera's offering beyond individual courses. These programs command higher prices, have longer engagement periods, and foster deeper relationships with learners and institutions, significantly improving lifetime value.
  • AI Integration Enhancing Learning & Content Creation: Coursera's strategic focus on integrating AI tools, such as AI-powered coaches, personalized learning paths, and AI-assisted content creation for partners, has the potential to significantly improve learner outcomes, increase engagement, and reduce content development costs. This could create a more efficient, effective, and differentiated platform.
Bear Thesis:
  • Intense Competition & Pricing Pressure: The online education market is highly fragmented and competitive, with players ranging from other MOOC providers (edX, Udemy) to specialized platforms, corporate learning solutions, and even direct university offerings. This intense competition can lead to pricing pressure, higher marketing spend, and difficulty in differentiating offerings, impacting profitability.
  • Persistent Unprofitability & Negative Free Cash Flow: Despite revenue growth, Coursera has consistently reported net losses and negative free cash flow. The company's ability to achieve sustainable profitability remains a key concern for investors, requiring continued significant investment in marketing, technology, and content development that may outweigh revenue gains in the near to medium term.
  • High Customer Acquisition Costs (CAC): Acquiring new individual learners, especially for lower-priced courses, can be expensive due to significant marketing and advertising spend. While the enterprise segment helps, the consumer segment's high CAC relative to its average revenue per user (ARPU) can hinder overall profitability and efficient growth, putting pressure on margins.
  • Reliance on Partner Content & Potential for Disintermediation: Coursera's value proposition heavily relies on its partnerships with leading universities and companies for content. This creates a dependency where partners could potentially choose to offer their content directly, demand higher revenue shares, or partner with competitors, posing a risk to Coursera's content library, competitive moat, and revenue sharing agreements.
Main Competitors:
  • edX ($2U) (Online courses, MicroMasters, XSeries, Boot Camps, Executive Education, Degrees), Directly competes by offering similar high-quality online courses, specializations, and degree programs from top universities and institutions. Both target individuals seeking academic and professional development, often with verified certificates and university credit options, and also pursue enterprise learning solutions.
  • Udemy, Inc. ($UDMY) (Online courses (marketplace model)), Competes by offering a vast marketplace of user-generated courses across a wide range of topics, often at lower price points. While Coursera focuses on university/company-backed content, Udemy provides a more accessible platform for practical skills and niche subjects, appealing to learners seeking specific, affordable, and on-demand training.
  • LinkedIn Learning ($MSFT) (Online courses, learning paths), Focuses on professional development and business skills, often integrated with LinkedIn profiles and premium subscriptions. It competes by offering high-quality, expert-led video courses tailored for career advancement, skill enhancement, and corporate training, leveraging LinkedIn's professional network and career insights.
  • Pluralsight (Technology skill development platform), Specializes in technology and IT skills training, offering a comprehensive platform for developers, IT professionals, and data scientists. It competes by providing in-depth courses, skill assessments, and learning paths specifically designed for tech upskilling and reskilling, often targeting enterprise clients in addition to individual learners.
Moat:
Coursera operates in a highly competitive online education market. Its primary moat lies in its strong partnerships with top-tier universities and companies, allowing it to offer accredited degrees, professional certificates, and high-quality, branded content. Competitors like edX directly mirror this model, while others like Udemy and LinkedIn Learning compete for learner attention and budget through different content models (marketplace vs. professional development) or specialized niches (tech skills for Pluralsight). The competition revolves around content quality, accreditation, pricing, flexibility, and career outcomes, with platforms constantly innovating to attract both individual learners and enterprise clients.
Income Statements:
Quarterly
Annual
    Unit: USD2025-12-31 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 
                        
      revenue
    196,900,000 194,200,000 187,100,000 179,300,000 179,180,000 176,089,000 170,337,000 169,068,000 168,880,000 165,540,000 153,702,000 147,642,000 142,180,000 136,389,000 124,754,000 120,433,000 114,956,000 109,880,000 102,089,000 88,362,000 
      yoy
    9.89% 10.29% 9.84% 6.05% 6.10% 6.37% 10.82% 14.51% 18.78% 21.37% 23.20% 22.59% 23.68% 24.13% 22.20% 36.30%     
      qoq
    1.39% 3.79% 4.35% 0.07% 1.76% 3.38% 0.75% 0.11% 2.02% 7.70% 4.10% 3.84% 4.25% 9.33% 3.59% 4.76% 4.62% 7.63% 15.53%  
      cost of revenue
    90,100,000 88,200,000 84,400,000 81,400,000 83,672,000 79,856,000 80,162,000 79,571,000 79,551,000 82,267,000 74,001,000 70,174,000 54,305,000 48,821,000 46,348,000 42,803,000 43,669,000 42,162,000 41,162,000 38,826,000 
      gross profit
    106,800,000 106,000,000 102,700,000 97,900,000 95,508,000 96,233,000 90,175,000 89,497,000 89,329,000 83,273,000 79,701,000 77,468,000 87,875,000 87,568,000 78,406,000 77,630,000 71,287,000 67,718,000 60,927,000 49,536,000 
      yoy
    11.82% 10.15% 13.89% 9.39% 6.92% 15.56% 13.14% 15.53% 1.65% -4.90% 1.65% -0.21% 23.27% 29.31% 28.69% 56.71%     
      qoq
    0.75% 3.21% 4.90% 2.50% -0.75% 6.72% 0.76% 0.19% 7.27% 4.48% 2.88% -11.84% 0.35% 11.69% 1.00% 8.90% 5.27% 11.15% 23.00%  
      gross margin %
    54.24% 54.58% 54.89% 54.60% 53.30% 54.65% 52.94% 52.94% 52.89% 50.30% 51.85% 52.47% 61.81% 64.20% 62.85% 64.46% 62.01% 61.63% 59.68% 56.06% 
      operating expenses:
                        
      research and development
    32,800,000 30,000,000 29,300,000 29,500,000 32,122,000 31,615,000 33,701,000 34,610,000 37,366,000 37,616,000 41,286,000 43,809,000 42,835,000 39,415,000 44,929,000 37,955,000 38,331,000 33,935,000 41,004,000 22,140,000 
      sales and marketing
    67,900,000 67,400,000 63,600,000 56,800,000 60,227,000 59,027,000 58,069,000 57,585,000 58,106,000 59,792,000 52,001,000 52,872,000 61,919,000 58,504,000 55,586,000 51,667,000 57,594,000 45,268,000 43,862,000 32,613,000 
      general and administrative
    38,400,000 24,200,000 24,900,000 26,900,000 26,860,000 27,361,000 29,570,000 24,943,000 22,416,000 25,449,000 24,937,000 25,523,000 28,998,000 25,998,000 25,726,000 25,178,000 22,852,000 19,942,000 21,846,000 13,144,000 
      restructuring related charges
       -900,000 6,797,000  44,000 2,101,000   -147,000 -5,659,000         
      total operating expenses
    139,100,000 121,600,000 117,800,000 112,300,000 126,006,000 118,003,000 121,384,000 119,239,000 117,888,000 122,857,000 118,077,000 116,545,000 143,901,000 123,917,000 126,241,000 114,800,000 118,777,000 99,145,000 106,712,000 67,897,000 
      income from operations
    -32,300,000 -15,600,000 -15,100,000 -14,400,000 -30,498,000 -21,770,000 -31,209,000 -29,742,000 -28,559,000 -39,584,000 -38,376,000 -39,077,000 -56,026,000 -36,349,000 -47,835,000 -37,170,000 -47,490,000 -31,427,000 -45,785,000 -18,361,000 
      yoy
    5.91% -28.34% -51.62% -51.58% 6.79% -45.00% -18.68% -23.89% -49.03% 8.90% -19.77% 5.13% 17.97% 15.66% 4.48% 102.44%     
      qoq
    107.05% 3.31% 4.86% -52.78% 40.09% -30.24% 4.93% 4.14% -27.85% 3.15% -1.79% -30.25% 54.13% -24.01% 28.69% -21.73% 51.11% -31.36% 149.36%  
      operating margin %
    -16.40% -8.03% -8.07% -8.03% -17.02% -12.36% -18.32% -17.59% -16.91% -23.91% -24.97% -26.47% -39.40% -26.65% -38.34% -30.86% -41.31% -28.60% -44.85% -20.78% 
      interest income
    7,900,000 8,300,000 8,000,000 7,800,000 8,489,000 9,368,000 9,286,000 9,583,000 9,298,000 8,857,000 8,240,000 8,037,000 5,671,000 2,301,000 837,000 335,000 93,000 62,000 85,000 80,000 
      other income
    -400,000 -500,000 100,000 300,000 -21,750 219,000 -21,000 -285,000   -8,000 102,000   -1,173,000  -95,000 -286,000 42,000  
      income before income taxes
    -24,800,000 -7,800,000 -7,000,000 -6,300,000 -23,930,000 -12,183,000 -21,944,000 -20,444,000 -19,049,000 -31,052,000 -30,144,000 -30,938,000 -50,182,000 -35,024,000 -48,171,000 -37,260,000 -47,492,000 -31,651,000 -45,658,000 -18,288,000 
      income tax expense
    2,000,000 800,000 800,000 1,500,000 -2,319,000 1,506,000 1,030,000 812,000 1,308,000 1,038,000 1,599,000 1,426,000 1,535,000 1,014,000 1,163,000 1,008,000 246,000 800,000 705,000 375,000 
      net income
    -26,800,000 -8,600,000 -7,800,000 -7,800,000 -21,611,000 -13,689,000 -22,974,000 -21,256,000 -20,357,000 -32,090,000 -31,743,000 -32,364,000 -51,717,000 -36,038,000 -49,334,000 -38,268,000 -47,738,000 -32,451,000 -46,363,000 -18,663,000 
      yoy
    24.01% -37.18% -66.05% -63.30% 6.16% -57.34% -27.62% -34.32% -60.64% -10.96% -35.66% -15.43% 8.34% 11.05% 6.41% 105.05%     
      qoq
    211.63% 10.26% 0.00% -63.91% 57.87% -40.42% 8.08% 4.42% -36.56% 1.09% -1.92% -37.42% 43.51% -26.95% 28.92% -19.84% 47.11% -30.01% 148.42%  
      net income margin %
    -13.61% -4.43% -4.17% -4.35% -12.06% -7.77% -13.49% -12.57% -12.05% -19.39% -20.65% -21.92% -36.37% -26.42% -39.55% -31.78% -41.53% -29.53% -45.41% -21.12% 
      net income per share
    -0.16 -0.05 -0.05 -0.05 -0.14 -0.09 -0.15 -0.14 -0.13 -0.21 -0.21 -0.22 -0.36 -0.25 -0.34 -0.27 -0.35 -0.23 -0.35 -0.45 
      weighted-average shares used for eps calculation
    163.8 164.6 162.5 160.7 157,370,977 157,609,988 156,292,508 156,379,409 150,957,814 150,853,611 150,262,064 148,974,454 145,263,726 146,020,571 144,782,220 143,026,907 113,587,523 138,846,394 131,804,121 41,218,355 
      other expense
            212,000 -325,000   -643,500 -976,000  -425,000    -7,000 
      interest expense
                        
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2025-12-31 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 
                          
        assets
                          
        current assets:
                          
        cash and cash equivalents
      792,600,000 797,700,000 775,100,000 748,000,000 726,125,000 719,439,000 708,761,000 725,363,000 656,321,000 507,157,000 361,201,000 267,774,000 320,817,000 424,796,000 380,005,000 361,315,000 580,658,000 801,074,000 749,649,000 158,072,000 
        accounts receivable
      65,400,000 58,700,000 67,200,000 59,900,000 59,685,000 47,572,000 57,734,000 58,254,000 67,418,000 62,104,000 73,209,000 68,199,000 53,734,000 54,567,000 57,418,000 54,185,000 34,396,000 35,964,000 51,757,000 35,582,000 
        deferred costs
      19,600,000 20,300,000 20,200,000 24,200,000 24,667,000 24,594,000 25,679,000 25,201,000 26,387,000 26,428,000 24,734,000 23,976,000 24,147,000 25,610,000 22,496,000 20,031,000 19,666,000 19,166,000 17,881,000 16,149,000 
        prepaid expenses and other current assets
      20,500,000 20,600,000 19,400,000 21,900,000 20,177,000 29,592,000 28,515,000 24,429,000 16,614,000 19,450,000 22,154,000 17,340,000 17,636,000 22,291,000 20,494,000 23,269,000 16,494,000 17,455,000 17,983,000 18,666,000 
        total current assets
      898,100,000 897,300,000 881,900,000 854,000,000 830,654,000 821,197,000 820,689,000 833,247,000 832,486,000 829,135,000 837,008,000 888,973,000 875,988,000 888,289,000 883,553,000 877,904,000 892,331,000 888,689,000 888,358,000 351,198,000 
        property, equipment, and software
      43,400,000 41,800,000 40,000,000 37,900,000 36,899,000 36,149,000 33,068,000 31,109,000 30,408,000 29,699,000 28,840,000 26,809,000 27,096,000 28,118,000 27,862,000 26,403,000     
        intangible assets
      27,100,000 25,600,000 26,400,000 24,900,000 24,521,000 20,538,000 14,953,000 12,610,000 11,720,000 10,690,000 9,179,000 8,470,000 8,553,000 8,985,000 9,165,000 9,703,000 10,091,000 10,299,000 10,336,000 10,313,000 
        other assets
      31,400,000 30,600,000 31,600,000 31,600,000 35,233,000 32,474,000 33,662,000 36,131,000 41,180,000 38,846,000 36,484,000 31,394,000 26,355,000 18,014,000 18,239,000 15,743,000 13,381,000 11,223,000 10,383,000 9,407,000 
        total assets
      1,000,000,000 995,300,000 979,900,000 951,200,000 930,274,000 914,139,000 904,364,000 916,303,000 920,533,000 914,345,000 918,710,000 964,055,000 947,597,000 956,256,000 952,390,000 946,864,000 958,910,000 954,849,000 953,580,000 414,822,000 
        liabilities and stockholders’ equity
                          
        current liabilities:
                          
        content liabilities
      100,000,000 103,800,000 102,000,000                  
        other accounts payable
      29,800,000 26,300,000 22,700,000 17,400,000 21,375,000 25,742,000 20,992,000 20,401,000 23,456,000 25,108,000 17,582,000 15,969,000 23,342,000 27,702,000 20,876,000 11,263,000 23,257,000 11,749,000 9,260,000 9,813,000 
        accrued compensation and benefits
      36,700,000 32,000,000 22,200,000 17,800,000 31,627,000 22,320,000 22,638,000 18,320,000 22,281,000 18,912,000 23,020,000 17,238,000 21,163,000 13,563,000 16,519,000 16,036,000 18,353,000 18,641,000 15,469,000 8,354,000 
        deferred revenue, current
      180,900,000 177,400,000 186,000,000 184,700,000 159,741,000 152,882,000 156,692,000 148,382,000 137,229,000 138,687,000 138,601,000 130,902,000 115,701,000 116,592,000 115,581,000 106,836,000 94,637,000 91,369,000 95,917,000 85,254,000 
        other current liabilities
      10,500,000 10,000,000 13,300,000 14,100,000 12,818,000 15,318,000 12,237,000 7,861,000 7,696,000 7,497,000 9,093,000 8,636,000 7,202,000 7,608,000 7,968,000 7,745,000 7,639,000 7,397,000 6,861,000 5,052,000 
        total current liabilities
      357,900,000 349,500,000 346,200,000 334,500,000 327,473,000 314,808,000 315,904,000 302,587,000 298,260,000 295,643,000 284,675,000 273,843,000 242,441,000 235,732,000 224,310,000 203,837,000 201,123,000 181,448,000 177,143,000 157,806,000 
        deferred revenue, non-current
      1,400,000 1,600,000 1,800,000 2,200,000 1,555,000 1,480,000 1,759,000 2,177,000 2,861,000 2,540,000 3,212,000 3,259,000 3,076,000 3,239,000 2,665,000 3,109,000 3,851,000 3,378,000 5,364,000 3,513,000 
        other liabilities
      5,000,000 4,700,000 4,900,000 900,000 805,000 1,597,000 1,527,000 2,425,000 3,179,000 1,668,000 1,692,000 1,730,000 1,714,000 887,000 913,000 955,000 559,000 573,000 593,000 623,000 
        total liabilities
      364,300,000 355,800,000 352,900,000 340,700,000 332,854,000 320,857,000 319,190,000 307,189,000 304,339,000 300,944,000 292,229,000 283,040,000 253,022,000 247,275,000 236,603,000 218,179,000 217,397,000 198,871,000 198,171,000 178,618,000 
        commitments and contingencies
                          
        stockholders’ equity:
                          
        preferred stock, 0.00001 par value—10.0 shares authorized and no shares issued and outstanding as of december 31, 2025 and 2024
                          
        common stock
          2,000 2,000 2,000 2,000 2,000 2,000 2,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000  
        additional paid-in capital
      1,546,900,000 1,523,900,000 1,519,800,000 1,516,300,000 1,506,654,000 1,496,786,000 1,489,751,000 1,480,238,000 1,459,964,000 1,437,092,000 1,414,559,000 1,382,487,000 1,364,116,000 1,327,566,000 1,299,173,000 1,262,283,000 1,235,231,000 1,201,705,000 1,168,681,000 140,803,000 
        treasury stock
        -17,000,000 -37,800,000 -49,029,000 -64,910,000 -79,672,000 -69,193,000 -63,154,000 -63,154,000 -59,230,000 -4,701,000 -4,701,000 -4,701,000 -4,701,000 -4,701,000 -4,701,000 -4,701,000 -4,701,000 -4,701,000 
        accumulated deficit
      -911,200,000 -884,400,000 -875,800,000 -868,000,000 -860,207,000 -838,596,000 -824,907,000 -801,933,000 -780,677,000 -760,320,000 -728,230,000 -696,487,000 -664,123,000 -612,406,000 -576,368,000 -527,034,000 -488,766,000 -441,028,000 -408,577,000 -362,214,000 
        total stockholders’ equity
      635,700,000 639,500,000 627,000,000 610,500,000 597,420,000 593,282,000 585,174,000 609,114,000 616,194,000 613,401,000 626,481,000 681,015,000 694,575,000 708,981,000 715,787,000 728,685,000 741,513,000 755,978,000 755,409,000  
        total liabilities and stockholders’ equity
      1,000,000,000 995,300,000 979,900,000 951,200,000 930,274,000 914,139,000 904,364,000 916,303,000 920,533,000 914,345,000 918,710,000 964,055,000 947,597,000 956,256,000 952,390,000 946,864,000     
        preferred stock, 0.00001 par value—10.0 shares authorized and no shares issued and outstanding as of september 30, 2025 and december 31, 2024
                          
        preferred stock, 0.00001 par value—10.0 shares authorized and no shares issued and outstanding as of june 30, 2025 and december 31, 2024
                          
        operating lease right-of-use assets
         2,800,000 2,967,000 3,781,000 1,992,000 3,206,000 4,739,000 5,975,000 7,199,000 8,409,000 9,605,000 10,789,000 11,510,000 15,050,000 16,321,000 17,569,000 18,906,000 20,276,000 
        educator partners payable
         100,500,000 101,869,000 97,791,000 100,919,000 103,258,000 101,041,000 98,063,000 88,719,000 93,233,000 66,375,000 62,182,000 55,323,000 53,897,000 49,206,000 44,333,000 41,666,000 41,360,000 
        operating lease liabilities, non-current
         3,100,000 3,021,000 2,972,000   39,000 1,093,000 2,650,000 4,208,000 5,791,000 7,417,000 8,715,000 10,278,000 11,864,000 13,472,000 15,071,000 16,676,000 
        preferred stock, 0.00001 par value—10.0 shares authorized and no shares issued and outstanding as of march 31, 2025 and december 31, 2024
                          
        marketable securities
              65,746,000 213,996,000 355,710,000 511,684,000 459,654,000 361,025,000 403,140,000 419,104,000 241,117,000 15,030,000 51,088,000 122,729,000 
        operating lease liabilities, current
          43,000 755,000 2,426,000 4,365,000 6,557,000 7,376,000 7,660,000 7,865,000 8,658,000 8,085,000 8,043,000 8,060,000 8,031,000 7,959,000 7,970,000 7,973,000 
        preferred stock, 0.00001 par value—10,000,000 shares authorized as of december 31, 2024 and december 31, 2023; no shares issued and outstanding as of december 31, 2024 and december 31, 2023
                          
        accumulated other comprehensive income
              59,000        -252,000 1,000 5,000 23,000 
        preferred stock, 0.00001 par value—10,000,000 shares authorized and no shares issued and outstanding as of september 30, 2024 and december 31, 2023
                          
        preferred stock, 0.00001 par value—10,000,000 shares authorized and no shares issued and outstanding as of june 30, 2024 and december 31, 2023
                          
        preferred stock, 0.00001 par value—10,000,000 shares authorized and no shares issued and outstanding as of march 31, 2024 and december 31, 2023
                          
        preferred stock, 0.00001 par value—10,000,000 shares authorized as of december 31, 2023 and december 31, 2022; no shares issued and outstanding as of december 31, 2023 and december 31, 2022
                          
        preferred stock, 0.00001 par value—10,000,000 shares authorized and no shares issued and outstanding as of september 30, 2023 and december 31, 2022
                          
        accumulated other comprehensive loss
               -219,000 -620,000 -285,000 -718,000 -1,479,000 -2,318,000 -1,864,000     
        preferred stock, 0.00001 par value—10,000,000 shares authorized and no shares issued and outstanding as of june 30, 2023 and december 31, 2022
                          
        preferred stock, 0.00001 par value—10,000,000 shares authorized and no shares issued and outstanding as of march 31, 2023 and december 31, 2022
                          
        preferred stock, 0.00001 par value—10,000,000 shares authorized as of december 31, 2022 and december 31, 2021; no shares issued and outstanding as of december 31, 2022 and december 31, 2021
                          
        restricted cash
                   2,061,000 2,061,000 2,061,000 2,061,000 2,548,000 2,548,000 2,548,000 
        preferred stock, 0.00001 par value—10,000,000 shares authorized as of september 30, 2022 and december 31, 2021; no shares issued and outstanding as of september 30, 2022 and december 31, 2021
                          
        preferred stock, 0.00001 par value—10,000,000 shares authorized as of june 30, 2022 and december 31, 2021; no shares issued and outstanding as of june 30, 2022 and december 31, 2021
                          
        preferred stock, 0.00001 par value—10,000,000 shares authorized as of march 31, 2022 and december 31, 2021; no shares issued and outstanding as of march 31, 2022 and december 31, 2021
                          
        property, equipment and software
                      24,725,000 24,521,000 23,049,000 21,080,000 
        liabilities, redeemable convertible preferred stock, and stockholders’ equity
                          
        redeemable convertible preferred stock
                          
        0.00001 par value— 76,420,805 and zero shares authorized as of december 31, 2020 and 2021, respectively; 75,305,400 and zero shares issued and outstanding as of december 31, 2020 and 2021, respectively; and aggregate liquidation preference, 464,036 and zero as of december 31, 2020 and 2021, respectively
                          
        stockholders’ equity
                          
        preferred stock, 0.00001 par value— zero and 10,000,000 shares authorized as of december 31, 2020 and 2021, respectively; zero shares issued and outstanding as of december 31, 2020 and 2021
                          
        total liabilities, redeemable convertible preferred stock, and stockholders’ equity
                      958,910,000 954,849,000 953,580,000  
        0.00001 par value— 76,420,805 and zero shares authorized as of december 31, 2020 and september 30, 2021, respectively; 75,305,400 and zero shares issued and outstanding as of december 31, 2020 and september 30, 2021, respectively; and aggregate liquidation preference, 464,036 and zero as of december 31, 2020 and september 30, 2021, respectively
                          
        preferred stock, 0.00001 par value— zero and 10,000,000 shares authorized as of december 31, 2020 and september 30, 2021, respectively; zero shares issued and outstanding as of december 31, 2020 and september 30, 2021
                          
        0.00001 par value— 76,420,805 and zero shares authorized as of december 31, 2020 and june 30, 2021, respectively; 75,305,400 and zero shares issued and outstanding as of december 31, 2020 and june 30, 2021, respectively; and aggregate liquidation preference, 464,036 and zero as of december 31, 2020 and june 30, 2021, respectively
                          
        preferred stock, 0.00001 par value— zero and 10,000,000 shares authorized as of december 31, 2020 and june 30, 2021, respectively; zero shares issued and outstanding as of december 31, 2020 and june 30, 2021
                          
        liabilities, redeemable convertible preferred stock, and stockholders’ deficit
                          
        0.00001 par value— 76,420,805 shares authorized as of december 31, 2020 and march 31, 2021; 75,305,400 shares issued and outstanding as of december 31, 2020 and march 31, 2021; and aggregate liquidation preference, 464,036 as of december 31, 2020 and march 31, 2021
                         462,293,000 
        stockholders’ deficit:
                          
        total stockholders’ deficit
                         -226,089,000 
        total liabilities, redeemable convertible preferred stock, stockholders’ deficit
                         414,822,000 
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2025-12-31 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 
                            
          cash flows from operating activities:
                            
          net loss
        -26,800,000 -8,600,000 -7,800,000 -7,800,000 -21,611,000 -13,689,000 -22,974,000 -21,256,000 -20,357,000 -32,090,000 -31,743,000 -32,364,000 -51,717,000 -36,038,000 -49,334,000 -38,268,000 -47,738,000 -32,451,000 -46,363,000 -18,663,000 
          adjustments to reconcile net loss to net cash from operating activities:
                            
          depreciation and amortization
        7,000,000 7,300,000 7,400,000 7,100,000 6,350,000 6,107,000 6,269,000 6,356,000 5,768,000 5,660,000 5,331,000 5,511,000 4,996,000 4,886,000 4,439,000 4,182,000 4,249,000 4,137,000 3,440,000 2,931,000 
          stock-based compensation expense
        24,100,000 23,000,000 23,800,000 24,200,000 24,944,000 25,267,000 30,016,000 27,857,000 27,667,000 27,853,000 29,308,000 24,742,000 34,932,000 26,370,000       
          impairment losses
        600,000 600,000                   
          other
        -100,000 -200,000 370,000 -458,000 241,000 635,000 803,000 491,000 106,000 96,000 18,000 577,000 -1,626,000 2,119,000 -705,000 152,000 7,000 98,000 
          changes in operating assets and liabilities:
                            
          accounts receivable
        -6,700,000 8,400,000 -7,300,000 -100,000 -12,109,000 10,589,000 274,000 8,456,000 -5,731,000 10,654,000 -5,101,000 -14,585,000 461,000 2,369,000 -3,431,000 -19,997,000 1,363,000 15,641,000 -16,182,000 5,041,000 
          prepaid expenses and other assets
        1,200,000 5,400,000 800,000 5,274,000 876,000 -2,092,000 -1,586,000 5,000 -2,739,000 -8,873,000 -5,396,000 1,164,000 -5,932,000 -2,055,000 -11,467,000 -39,000 -1,534,000 -4,384,000 260,000 
          accounts payable and accrued expenses
        -1,100,000 5,600,000 7,700,000 -4,200,000 1,446,000 81,000 -3,254,000 -594,000 1,403,000 16,705,000 -3,577,000 19,440,000 -339,000 13,770,000 11,132,000 -6,670,000     
          accrued compensation and other liabilities
        4,300,000 6,300,000 3,500,000 -12,400,000 6,058,000 2,830,000 8,204,000 -4,954,000 5,076,000 -4,262,000 4,735,000 -2,476,000 7,907,000 -3,347,000 664,000 -1,815,000     
          deferred revenue
        3,200,000 -8,700,000 900,000 25,600,000 6,933,000 -4,088,000 7,892,000 10,469,000 -1,138,000 -586,000 7,653,000 15,384,000 -1,054,000 1,585,000 8,301,000 11,457,000 3,741,000 -6,535,000 12,515,000 8,124,000 
          net cash from operating activities
        5,800,000 33,900,000 35,500,000 33,500,000 19,215,000 27,845,000 23,851,000 24,450,000 11,568,000 19,750,000 -6,371,000 4,692,000 -5,442,000 4,791,000 857,000 -38,257,000 805,000 10,741,000 -5,453,000 -4,347,000 
          capital expenditures
        -5,200,000 -5,200,000 -5,100,000 -4,100,000 -4,721,000 -5,105,000 -4,774,000 -4,204,000 -3,912,000 -4,164,000 -5,165,000 -3,160,000 -2,409,000 -3,485,000 -4,039,000 -3,944,000 -2,704,000 -3,603,000 -2,613,000 -4,292,000 
          free cash flows
        600,000 28,700,000 30,400,000 29,400,000 14,494,000 22,740,000 19,077,000 20,246,000 7,656,000 15,586,000 -11,536,000 1,532,000 -7,851,000 1,306,000 -3,182,000 -42,201,000 -1,899,000 7,138,000 -8,066,000 -8,639,000 
          cash flows from investing activities:
                            
          proceeds from maturities of marketable securities
            66,000,000 150,000,000 145,000,000 160,000,000 75,000,000 210,000,000 150,000,000   15,000,000 36,000,000 71,481,000 82,500,000 
          purchases of marketable securities
                -121,756,000 -306,131,000 -107,087,000 -180,552,000     
          purchases of property, equipment, and software
        -400,000 -200,000 -400,000 -500,000 -1,081,000 -194,000 -176,000 -134,000 -121,000 -305,000 -423,000 -298,000 -192,000 -669,000 -317,000 -400,000    -307,000 
          capitalized internal-use software costs
        -4,800,000 -5,000,000 -4,700,000 -3,600,000 -3,640,000 -4,911,000 -4,598,000 -4,070,000 -3,791,000 -3,859,000 -4,742,000 -2,862,000 -2,217,000 -2,816,000 -3,722,000 -3,544,000 -2,378,000 -3,114,000 -2,613,000 -3,985,000 
          purchase of minority interest
                            
          purchases of content assets
        -2,600,000 -2,100,000 -1,800,000 -4,100,000 -7,113,000 -5,995,000 -2,034,000 -2,153,000 -1,967,000 -2,077,000 -676,000 -624,000 -82,000 -341,000 -337,000 -617,000 -419,000 -238,000 -361,000 -170,000 
          net cash from investing activities
        -7,800,000 -7,300,000 -6,900,000 -8,200,000 -11,834,000 -11,100,000 -6,808,000 59,643,000 144,121,000 137,058,000 154,159,000 -50,540,000 -98,622,000 39,087,000 10,624,000 -185,113,000 -229,881,000 32,159,000 68,075,000 78,038,000 
          cash flows from financing activities:
                            
          proceeds from exercise of stock options
        1,300,000 4,800,000 2,600,000 1,200,000 2,525,000 1,344,000 1,411,000 4,097,000 6,414,000 6,787,000 8,760,000 5,354,000 2,945,000 2,854,000 4,840,000 6,947,000    8,564,000 
          proceeds from employee stock purchase plan
        1,400,000   1,828,000   2,501,000   2,233,000       
          payments for repurchases of common stock
            -31,071,000 -5,634,000 -5,387,000           
          payments for tax withholding on vesting of restricted stock units
        -5,800,000 -8,700,000 -6,900,000 -6,200,000 -5,001,000 -6,946,000 -7,799,000 -13,514,000  -13,827,000           
          net cash from financing activities
        -3,100,000 -3,900,000 -1,500,000 -5,000,000 -648,000 -5,602,000 -33,643,000 -15,051,000 -6,525,000 -12,427,000 -52,595,000 -7,682,000 85,000 913,000 7,209,000 4,027,000 8,173,000 8,525,000 528,955,000 4,503,000 
          net increase in cash, cash equivalents, and restricted cash
        -5,100,000 22,700,000 27,100,000 20,300,000 6,733,000 11,143,000 -16,600,000 69,042,000 149,164,000 144,381,000   -103,979,000 44,791,000 18,690,000 -219,343,000 -220,903,000 51,425,000 591,577,000 78,194,000 
          cash, cash equivalents, and restricted cash—beginning of period
        728,400,000 658,086,000 322,878,000 582,719,000 82,426,000 
          cash, cash equivalents, and restricted cash—end of period
        -5,100,000 22,700,000 27,100,000 748,700,000 6,733,000 11,143,000 -16,600,000 727,128,000 149,164,000 144,381,000 95,193,000 269,348,000 -103,979,000 44,791,000 18,690,000 363,376,000 -220,903,000 51,425,000 591,577,000 160,620,000 
          supplemental disclosure of cash flow information:
                            
          cash paid for income taxes, net of refunds
        2,300,000 1,800,000 1,700,000 200,000 1,833,000 1,456,000 934,000 1,088,000  1,525,000           
          supplemental disclosure of noncash investing and financing activities:
                            
          stock-based compensation capitalized as internal-use software costs
        2,000,000 2,000,000 2,000,000 1,700,000 1,453,000 2,132,000 2,256,000 1,834,000 1,731,000 1,719,000 2,294,000 1,311,000 921,000 1,256,000 1,981,000 1,249,000 1,077,000 1,452,000 1,835,000 526,000 
          content assets, unpaid or acquired through non-cash consideration
        1,100,000 -200,000                   
          right-of-use asset obtained in exchange for operating lease liability
                           
          impairment of long-lived assets
           300,000     218,000 1,569,000 740,000 535,000 1,029,000       
          operating lease right-of-use assets
           200,000 814,000 1,249,000 1,214,000 1,533,000 1,237,000 1,224,000 1,210,000 1,197,000 1,184,000 1,148,000 1,236,000 1,271,000 1,249,000 1,336,000 1,371,000 1,345,000 
          operating lease liabilities
            -663,000 -1,736,000 -1,939,000 -2,231,000 -1,873,000 -1,841,000 -1,763,000 -2,376,000 -1,053,000 -1,652,000 -1,579,000 -1,557,000 -1,535,000 -1,610,000 -1,609,000 -1,582,000 
          unpaid purchases of content assets
           900,000 -1,353,000 1,032,000 1,476,000 1,077,000  168,000       10,000    
          accretion of marketable securities
            -235,000             
          payment of deferred offering costs
                    -295,000 -9,000 -2,049,000 -4,061,000 
          unsettled repurchases of common stock
               405,000             
          amortization of marketable securities
                            
          proceeds from initial public offering, net of offering costs
                           
          payment of tax withholding on vesting of restricted stock units
                   -13,036,000 -5,093,000 -1,941,000 -2,227,000 -2,625,000 -3,180,000    
          cash paid for income taxes
                   1,108,000 1,442,000 1,147,000 667,000 808,000 1,381,000 582,000 344,000 530,000 
          unpaid deferred offering costs
                        -35,000 -9,000 -1,843,000 2,182,000 
          (amortization) accretion of marketable securities
                 -2,888,000           
          purchase of investment in private company
                            
          reconciliation of cash, cash equivalents, and restricted cash:
                            
          cash and cash equivalents
                 145,956,000 93,427,000 267,774,000 -103,979,000 44,791,000 18,690,000 361,315,000 -220,416,000 51,425,000 591,577,000 158,072,000 
          restricted cash, non-current
                 -1,000 192,000 1,574,000         
          total cash, cash equivalents, and restricted cash
                 144,381,000 95,193,000 269,348,000 -103,979,000 44,791,000 18,690,000 363,376,000 -220,903,000 51,425,000   
          restricted cash, current
                            
          adjustments to reconcile net loss to net cash from (used in) operating activities:
                            
          amortization or accretion of marketable securities
                   -5,016,000 -1,941,000 26,000 510,000 510,000 128,000 54,000 142,000 177,000 
          net decrease in cash, cash equivalents, and restricted cash
                   -53,530,000         
          proceeds from issuance of redeemable convertible preferred stock, net of issuance costs
                            
          proceeds from exercise of unvested options, net of repurchases
                            
          payment of holdback consideration related to asset acquisition
                            
          cash paid for interest
                            
          issuance of common stock in connection with content asset
                            
          restricted cash
                     2,061,000 -487,000 2,548,000 
          stock-based compensation
                       21,978,000 23,316,000 23,408,000 39,175,000 5,284,000 
          asset acquisition
                            
          purchases of property, equipment and software
                        -326,000 -489,000   
          proceeds from exercise of stock options and warrants
                        4,956,000 12,526,000   
          repayment of debt associated with asset acquisition
                            
          restricted cash in prepaid expenses and other current assets
                            
          supplemental disclosures of cash flow information:
                            
          supplemental disclosures of noncash investing and financing activities:
                            
          vesting of early exercised stock options
                        14,000 21,000 21,000 21,000 
          issuance of common stock in connection with settlement liability
                            
          issuance of common stock in connection with asset acquisition
                            
          unpaid proceeds from exercise of stock options
                            
          educator partners and other accounts payable
                         5,216,000 -2,242,000 -3,032,000 
          accrued and other liabilities
                         2,927,000 8,677,000 -4,330,000 
          accrued tax withholding on vesting of restricted stock units
                            
          proceeds from initial public offering, net of underwriting discounts and commissions