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Equity-Based Compensation - Narrative (Details) $ / shares in Units, $ in Millions | 12 Months Ended
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Dec. 31, 2021 USD ($) trading_day installment $ / shares shares | Dec. 31, 2020 USD ($) shares | Dec. 31, 2019 USD ($) installment trading_day $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Options and rights granted (shares) | 0 | 0 | 2,256,500
Unrecognized compensation cost | $ | $ 19.3 |  |
Equity-based compensation expense | $ | $ 17.4 | $ 13.2 | $ 10.2
Restricted Stock Awards |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Awards granted during period (shares) | 232,097 | 1,077,367 |
PSUs |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Awards granted during period (shares) | 182,964 | 854,367 |
Vesting period | 2 years |  |
Restricted units granted, earned during period (shares) | 776,988 | 309,692 |
Stock Option |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Options and rights granted (shares) | 0 | 0 | 2,256,500
Stock Option | Tranche One |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting rate (as a percent) |  |  | 33.30%
Number of annual installments | installment |  |  | 3
Stock Option | Tranche Two |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting rate (as a percent) |  |  | 33.30%
Share price (in USD per share) | $ / shares |  |  | $ 25.00
Threshold of consecutive trading days | trading_day |  |  | 30
Stock Option | Tranche Three |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting rate (as a percent) |  |  | 33.30%
Share price (in USD per share) | $ / shares |  |  | $ 35.00
Threshold of consecutive trading days | trading_day |  |  | 30
SAR Awards |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Awards outstanding (in shares) | 200,000 |  |
Exercise price (in USD per share) | $ / shares | $ 12.90 |  |
Term of award | 6 years |  |
Awards exercisable (in shares) | 120,000 |  |
SAR Awards | Tranche One |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting period | 5 years |  |
Vesting rate (as a percent) | 50.00% |  |
Number of annual installments | installment | 5 |  |
SAR Awards | Tranche Two |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting rate (as a percent) | 25.00% |  |
Share price (in USD per share) | $ / shares | $ 25.00 |  |
Threshold of consecutive trading days | trading_day | 60 |  |
SAR Awards | Tranche Three |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting rate (as a percent) | 25.00% |  |
Share price (in USD per share) | $ / shares | $ 35.00 |  |
Threshold of consecutive trading days | trading_day | 60 |  |
Minimum | Restricted Stock Awards |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting period | 3 years |  |
Minimum | PSUs |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Proportion of shares payable at end of period (as a percent) | 0.00% |  |
Minimum | Stock Option |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share price (in USD per share) | $ / shares |  |  | $ 4.83
Maximum | Restricted Stock Awards |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting period | 5 years |  |
Maximum | PSUs |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Proportion of shares payable at end of period (as a percent) | 150.00% |  |
Maximum | Stock Option |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share price (in USD per share) | $ / shares |  |  | $ 6.41
2015 Omnibus Incentive Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Shares authorized under plan (shares) | 11,815,700 |  |
Shares available for future grant (shares) | 8,048,499 |  |

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