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Earnings Per Share - Narrative (Details) - USD ($) |  |  |  |  |  | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Nov. 12, 2021 | Nov. 05, 2021 | May 17, 2021 | Feb. 01, 2021 | Jan. 27, 2021 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 15, 2017
Sale Of Stock [Line Items] |  |  |  |  |  |  |  |  |
Common stock, par value (in USD per share) |  | $ 0.01 |  |  | $ 0.01 | $ 0.01 | $ 0.01 |  |
Sale price to public (in USD per share) |  | $ 46.50 |  |  | $ 30.25 |  |  |  |
Underwriting discounts, commissions and other related costs related to offering |  |  |  |  |  | $ 27,600,000 | $ 0 | $ 0 |
Stock repurchase program, authorized amount |  |  |  |  |  |  |  |  | $ 50,000,000
Stock repurchase program, remaining authorized repurchase amount |  |  |  |  |  | $ 46,000,000 |  |  |
Conversion Of Series A Preferred Stock Into Common Stock |  |  |  |  |  |  |  |  |
Sale Of Stock [Line Items] |  |  |  |  |  |  |  |  |
Common stock, par value (in USD per share) |  |  | $ 0.01 |  |  |  |  |  |
Conversion Of Series A Preferred Stock Into Common Stock | Common Class A |  |  |  |  |  |  |  |  |
Sale Of Stock [Line Items] |  |  |  |  |  |  |  |  |
Shares of common stock issued in conversion (shares) |  |  | 22,609,000 |  |  |  |  |  |
Public Offering |  |  |  |  |  |  |  |  |
Sale Of Stock [Line Items] |  |  |  |  |  |  |  |  |
Stock sold in offering (shares) | 6,900,000 |  |  | 8,625,000 |  |  |  |  |
Net proceeds from stock offering | $ 320,900,000 |  |  | $ 260,900,000 |  |  |  |  |
Underwriting discounts, commissions and other related costs related to offering | $ 14,900,000 |  |  | $ 12,700,000 |  |  |  |  |
Firm Shares |  |  |  |  |  |  |  |  |
Sale Of Stock [Line Items] |  |  |  |  |  |  |  |  |
Stock sold in offering (shares) |  | 6,000,000 |  |  | 7,500,000 |  |  |  |
Additional Shares Granted to Underwriters |  |  |  |  |  |  |  |  |
Sale Of Stock [Line Items] |  |  |  |  |  |  |  |  |
Stock sold in offering (shares) |  | 900,000 |  |  | 1,125,000 |  |  |  |

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