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Stockholders' Equity (Details) - USD ($) | 3 Months Ended | 29 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2021 | Mar. 31, 2021 | Jul. 24, 2020 | Oct. 22, 2018
Class A common stock |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |
Additional authorized repurchase amount |  |  |  | $ 250,000,000
Authorized repurchase amount | $ 500,000,000 | $ 500,000,000 |  |
Shares repurchased pursuant to repurchase authorizations (in shares) | 0 | 3,719,048 |  |
Shares repurchased pursuant to repurchase authorizations, average price (in dollars per share) | $ 0 | $ 84.02 |  |
Remaining authorized repurchase amount | $ 187,500,000 | $ 187,500,000 |  |
Class A common stock | Restricted Stock Units (RSUs) |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |
Number of shares repurchased | 54,218 |  |  |
Average purchase price per share (in dollars per share) | $ 292.86 |  |  |
Amount related to tax withholdings associated with vesting of RSUs | $ 15,900,000 |  |  |
ATM Equity Offering |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |
Sale of stock, maximum aggregate gross sales price |  |  | $ 400,000,000 |
Proceeds from issuance of stock | $ 0 |  |  |

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