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Stock-based Compensation - Narrative (Details) |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended |
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Jan. 01, 2024 shares | Jan. 01, 2022 | Mar. 31, 2024 shares | Nov. 30, 2021 $ / shares shares | May 31, 2021 USD ($) purchase_period shares | Jun. 30, 2024 USD ($) shares | Jun. 30, 2023 USD ($) shares | Jun. 30, 2024 USD ($) shares | Jun. 30, 2023 USD ($) shares | Dec. 31, 2023 USD ($) shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Options issued (in shares) |  |  |  |  |  | 3,573,091 |  | 3,573,091 |  | 4,340,052
Shares granted (in shares) |  |  |  |  |  | 0 | 0 | 0 | 0 |
Total unrecognized stock-based compensation expense (less than) | $ |  |  |  |  |  | $ 0 |  | $ 0 |  |
Stock-based compensation expense | $ |  |  |  |  |  | 49,225,000 | $ 42,487,000 | 89,357,000 | $ 87,425,000 |
Accrued salary, payroll tax, and employee benefit liabilities | $ |  |  |  |  |  | 35,074,000 |  | 35,074,000 |  | $ 36,171,000
Employee Stock Purchase Plan |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Total unrecognized stock-based compensation expense | $ |  |  |  |  |  | $ 7,000,000.0 |  | $ 7,000,000.0 |  |
Total unrecognized compensation cost, weighted-average period |  |  |  |  |  |  |  | 7 months 6 days |  |
Stock-based compensation expense | $ |  |  |  |  |  |  |  | $ 4,600,000 | $ 4,700,000 |
Offering period (in months) |  |  |  |  | 12 months |  |  |  |  |
Number of purchase periods | purchase_period |  |  |  |  | 2 |  |  |  |  |
Duration of purchase periods (in months) |  |  |  |  | 6 months |  |  |  |  |
Percentage of eligible compensation |  |  |  |  | 15.00% |  |  |  |  |
Maximum amount each participant can contribute to a defined contribution plan per calendar year | $ |  |  |  |  | $ 25,000 |  |  |  |  |
Maximum number of shares each participant can purchase during purchase period (in shares) |  |  |  |  | 2,500 |  |  |  |  |
Purchase price, threshold, percentage of fair market value |  |  |  |  | 85.00% |  |  |  |  |
Expected dividend yield utilized |  |  |  |  |  | 0 |  | 0 |  |
Accrued salary, payroll tax, and employee benefit liabilities | $ |  |  |  |  |  | $ 4,600,000 |  | $ 4,600,000 |  | $ 5,000,000.0
Common stock, purchased |  |  |  |  |  |  |  | 276,349 | 316,042 |
Restricted Stock Units |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Total unrecognized stock-based compensation expense | $ |  |  |  |  |  | 482,200,000 |  | $ 482,200,000 |  |
Total unrecognized compensation cost, weighted-average period |  |  |  |  |  |  |  | 2 years 8 months 12 days |  |
Shares granted (in shares) |  |  |  |  |  |  |  | 2,835,307 |  |
Restricted Stock Units | IPO | Quarterly or Annual Vesting Schedule |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
RSUs vesting period (in years) |  |  |  |  |  |  |  | 4 years |  |
Performance Shares |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
RSUs vesting period (in years) |  |  | 3 years |  |  |  |  |  |  |
Total unrecognized stock-based compensation expense | $ |  |  |  |  |  | $ 7,300,000 |  | $ 7,300,000 |  |
Total unrecognized compensation cost, weighted-average period |  |  |  |  |  |  |  | 1 year 7 months 6 days |  |
Shares granted (in shares) |  |  | 46,986 |  |  |  |  | 112,255 |  |
Award payout range, percentage |  |  |  |  |  |  |  | 1 |  |
Performance Shares | Revenue Performance Goals |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Shares granted (in shares) |  |  |  |  |  |  |  | 35,239 |  |
Percentage of awards |  |  |  |  |  |  |  | 75.00% |  |
Performance Shares | Revenue Performance Goals | Minimum |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Award payout range, percentage |  |  |  |  |  |  |  | 0 |  |
Performance Shares | Revenue Performance Goals | Maximum |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Award payout range, percentage |  |  |  |  |  |  |  | 2 |  |
Performance Shares | Non-GAAP Operating Margin Performance |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Shares granted (in shares) |  |  |  |  |  |  |  | 11,747 |  |
Percentage of awards |  |  |  |  |  |  |  | 25.00% |  |
Performance Shares | Non-GAAP Operating Margin Performance | Minimum |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Award payout range, percentage |  |  |  |  |  |  |  | 0 |  |
Performance Shares | Non-GAAP Operating Margin Performance | Maximum |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Award payout range, percentage |  |  |  |  |  |  |  | 1.50 |  |
Performance Shares | Final Vesting, After February 20, 2025 |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
RSUs vesting period (in years) |  |  |  |  |  |  |  | 2 years |  |
Performance Shares | On Or After February 20, 2025 |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Award payout range, percentage |  |  |  |  |  |  |  | 0.33 |  |
Restricted Stock Awards | Levelset |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
RSUs vesting period (in years) |  |  |  | 2 years |  |  |  |  |  |
Issuance of unregistered common stock for certain employees (in shares) |  |  |  | 199,670 |  |  |  |  |  |
Business acquisition, vesting period |  |  |  | 2 years |  |  |  |  |  |
Share price (in dollars per share) | $ / shares |  |  |  | $ 95.05 |  |  |  |  |  |
Stock-based compensation expense | $ |  |  |  |  |  |  |  | $ 0 | $ 7,100,000 |
Stock-based compensation expense related to early vested RSAs | $ |  |  |  |  |  |  |  |  | 5,300,000 |
Holdback amount expensed | $ |  |  |  |  |  |  |  |  | $ 3,400,000 |
Common Stock | Employee Stock Purchase Plan |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Shares outstanding as a percent |  |  |  |  | 1.00% |  |  |  |  |
Maximum number of additional shares of common stock that may be issued (in shares) |  |  |  |  | 3,900,000 |  |  |  |  |
Maximum amount common stock that may be issued (in shares) | 1,448,064 |  |  |  | 5,332,064 |  |  |  |  |
Period of common stock reserved for issuance (in years) |  |  |  |  | 10 years |  |  |  |  |
2021 Equity Incentive Plan |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Options issued (in shares) |  |  |  |  |  | 0 |  | 0 |  |
2021 Equity Incentive Plan | Common Stock |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Shares available for issuance (in shares) |  |  |  |  |  | 34,958,638 |  | 34,958,638 |  | 44,622,937
Shares outstanding as a percent |  | 5.00% |  |  |  |  |  |  |  |
Maximum number of additional shares of common stock that may be issued (in shares) | 7,240,323 |  |  |  |  |  |  |  |  |
Maximum amount common stock that may be issued (in shares) |  |  |  |  |  | 51,863,260 |  | 51,863,260 |  |

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