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Share-Based Payments - Additional Information (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019 | Apr. 16, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Recognized stock-based compensation expense | $ 4,252 | $ 4,294 | $ 8,515 | $ 8,195 |
Restricted Stock |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Unrecognized stock-based compensation expense | 400 |  | 400 |  |
RSU |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Unrecognized stock-based compensation expense | $ 27,000 |  | $ 27,000 |  |
LTIP |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Number of shares authorized (in shares) |  |  |  |  | 7,000,000
Common stock, shares delivered (in shares) |  |  | 503,251 | 433,426 |
LTIP | RSU |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Stock units vested (in shares) |  |  | 868,157 | 730,717 |
Adjustments to additional paid in capital, income tax deficiency from share-based compensation |  |  | $ 6,500 | $ 5,000 |

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