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Stock-Based Compensation - Narrative (Details) $ in Thousands |  | 12 Months Ended |
--- | --- | --- | ---
Sep. 28, 2020 shares | Dec. 31, 2021 USD ($) employeePopulation shares | Dec. 31, 2020 USD ($) shares | Dec. 31, 2019 USD ($) shares | May 31, 2020 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Common stock available for grant (in shares) | shares |  | 12,140,450 |  |  |
Stock-based compensation expense |  | $ 16,560 | $ 12,897 | $ 36,545 |
Deferred tax benefit from stock-based compensation |  | 4,409 | $ 2,134 | 3,955 |
Unrecognized compensation cost related to nonvested awards |  | $ 13,584 |  |  |
Recognition period, weighted average |  | 1 year 5 months 4 days |  |  |
Entity shares issued per acquiree share (in shares) | shares | 0.88 |  |  |  |
Number of distinct employee populations | employeePopulation |  | 2 |  |  |
Options outstanding (in shares) | shares |  | 2,990,094 | 4,200,509 |  |
Tax impact from option exercises |  | $ 960 | $ 328 | $ 46 |
Minimum | Southeastern Asset Management, Inc. |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Ownership percentage in equity method investment |  | 25.00% |  | 25.00% |
Board Approved Share Increase |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Number of shares approved for increase in available for issuance (in shares) | shares |  |  |  |  | 10,775,000
Stock Option |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Award conversation ratio |  | 1 |  |  |
Award vesting period |  | 3 years |  |  |
Intrinsic value of options exercised |  | $ 5,027 | 1,263 | $ 175 |
Cash received from option exercises |  | $ 5,087 | 2,052 | 546 |
Stock Option | Director |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Award vesting period |  | 1 year |  |  |
Options outstanding (in shares) | shares |  | 451,144 |  |  |
Stock Option | Employee |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Options outstanding (in shares) | shares |  | 2,538,950 |  |  |
Performance Share Units |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Award conversation ratio |  | 1.62 |  |  |
Vested (in shares) | shares |  | 291,653 |  |  |
Fair value of RSUs granted during the year |  | $ 7,634 | 3,826 | 6,741 |
Fair value of performance share units vested |  | $ 6,206 | 1,926 | $ 4,668 |
Performance Share Units | Accelerated Vesting |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Vested (in shares) | shares |  |  |  | 903,100 |
Performance Share Units | Granted in 2016-2019 |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Award vesting period |  | 5 years |  |  |
Performance Share Units | Granted in 2020 |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Award vesting period |  | 3 years |  |  |
Restricted Stock Units |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Vested (in shares) | shares |  | 866,260 |  |  |
Fair value of RSUs granted during the year |  | $ 12,603 | 10,619 | $ 10,844 |
Fair value of restricted stock units vested during the year |  | $ 9,249 | $ 4,798 | $ 10,391 |
Restricted Stock Units | Director |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Award vesting period |  | 1 year |  |  |
Restricted Stock Units | Accelerated Vesting |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Vested (in shares) | shares |  |  |  | 473,126 |
Restricted Stock Units and Performance Share Units |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Long-term equity-based compensation expense |  |  |  | $ 19,654 |

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