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Stock-Based Compensation - Performance-based Awards (Details) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2022 | Mar. 31, 2022 | Dec. 31, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Jun. 30, 2022 | Jun. 30, 2021
Grant Date Stock Price |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Valuation Method | Grant Date Stock Price | Grant Date Stock Price | Grant Date Stock Price | Grant Date Stock Price | Grant Date Stock Price | Grant Date Stock Price | Grant Date Stock Price | Grant Date Stock Price | Grant Date Stock Price |  | Grant Date Stock Price |  |  |
Black-Scholes Merton |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Valuation Method |  | Black-Scholes-Merton |  | Black-Scholes-Merton |  |  | Black-Scholes-Merton |  | Black-Scholes-Merton |  |  |  |  |
Monte-Carlo |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Valuation Method |  |  | Monte-Carlo Simulation | Monte-Carlo Simulation | Monte-Carlo Simulation | Monte-Carlo Simulation |  |  | Monte-Carlo Simulation | Monte-Carlo Simulation |  | Monte-Carlo Simulation |  |
Performance-based awards |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock-based compensation expense | $ 14,100 |  |  | $ 19,000 |  |  |  |  |  |  |  |  | $ 27,500 | $ 30,000
Restricted stock units |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
RSUs Granted (in shares) |  |  |  |  |  |  |  |  |  |  |  |  | 4,698 |
Vested (in shares) |  |  |  |  |  |  |  |  |  |  |  |  | 777 |
Restricted stock units | Grant Date Stock Price |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
RSUs Granted (in shares) | 103 | 849 | 205 | 7 | 279 | 22 | 27 | 21 | 436 |  | 188 |  |  |
Vested (in shares) |  |  | 3 | 2 | 15 | 2 | 17 | 21 | 408 |  | 140 |  |  |
Restricted stock units | Monte-Carlo |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
RSUs Granted (in shares) |  |  | 20 |  | 125 | 32 |  |  | 300 | 50 |  | 300 |  |
Vested (in shares) |  |  |  |  |  | 19 |  |  | 300 | 50 |  | 300 |  |
Options to purchase common stock |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Options Granted (in shares) |  |  |  |  |  |  |  |  |  |  |  |  | 264 |
RSUs Granted (in shares) |  |  |  |  |  |  |  |  |  |  |  |  | 4,698 |
Stock-based compensation expense | $ 40,973 |  |  | $ 35,103 |  |  |  |  |  |  |  |  | $ 76,060 | $ 58,335
Options to purchase common stock | Black-Scholes Merton |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Options Granted (in shares) |  | 110 |  | 29 |  |  | 10 |  | 129 |  |  |  |  |
Options Vested (in shares) |  |  |  |  |  |  | 10 |  | 129 |  |  |  |  |
Options to purchase common stock | Monte-Carlo |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Options Granted (in shares) |  |  |  | 163 | 150 |  |  |  | 150 |  |  | 200 |  |
Options Vested (in shares) |  |  |  |  |  |  |  |  | 150 |  |  | 200 |  |

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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=122041274&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Description of method used to estimate fair value of award under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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