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Long-term Equity-based Compensation - Narrative (Details) $ / shares in Units, $ in Thousands | 12 Months Ended
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Dec. 31, 2021 USD ($) installment $ / shares shares | Dec. 31, 2020 USD ($) $ / shares shares | Dec. 31, 2019 USD ($) $ / shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Shares authorized (in shares) |  | 7,000,000 |
Shares available for grant (in shares) |  | 5,253,076 |
Share-based compensation expense | $ | $ 28,000 | $ 24,900 | $ 25,300
Total compensation cost not yet recognized | $ | $ 23,600 |  |
Weighted-average grant-date fair values (in dollars per share) | $ / shares | $ 19.29 | $ 19.24 | $ 20.99
Total intrinsic value | $ | $ 1,300 | $ 7,100 | $ 7,700
Cash received from exercises of awards | $ | 3,700 | 5,000 | 2,400
Total tax benefit realized for tax deductions from exercise of awards | $ | $ 300 | $ 1,500 | 1,600
Performance Based Restricted Stock Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Reduction in share authorization if maximum performance level is met or exceeded (in shares) |  | 1,814,274 |
Award vesting period | 3 years |  |
Stock Options |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Award vesting installments | installment | 3 |  |
Award vesting period | 3 years |  |
Expiration period | 10 years |  |
Restricted Stock Units (RSUs) |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Annual awards of restricted stock units to be issued to each non-employee director, aggregate fair value | $ | $ 130 | $ 130 | 130
Restricted Stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Total fair value of vested awards | $ | 19,600 | 20,400 | 24,800
Tax benefits for tax deductions realized from awards | $ | $ 4,100 | $ 4,300 | $ 5,200
Performance Period 1 | Performance Based Restricted Stock Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Reduction in share authorization if maximum performance level is met or exceeded (in shares) | 797,295 |  |
Number of additional shares to be granted if maximum performance level is met or exceeded (in shares) | 265,765 |  |
Performance Period 2 | Performance Based Restricted Stock Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Reduction in share authorization if maximum performance level is met or exceeded (in shares) | 661,176 |  |
Number of additional shares to be granted if maximum performance level is met or exceeded (in shares) | 220,392 |  |
Performance Period 3 | Performance Based Restricted Stock Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Reduction in share authorization if maximum performance level is met or exceeded (in shares) | 355,803 |  |
Number of additional shares to be granted if maximum performance level is met or exceeded (in shares) | 118,601 |  |

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