Stock-Based Compensation - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands |
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1 Months Ended |
12 Months Ended |
Aug. 11, 2020 |
Jan. 31, 2021 |
Jan. 31, 2020 |
Jan. 31, 2019 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Compensation cost for awards |
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$ 9,445
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$ 8,262
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| Equity Based Awards |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Unrecognized compensation costs |
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$ 5,100
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| Unrecognized compensation costs, period for recognition |
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1 year 6 months 3 days
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| Compensation cost for awards |
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$ 5,558
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4,426
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| Liability Based Awards |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Share-based liabilities paid |
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2,400
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800
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| Unrecognized compensation costs |
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$ 3,300
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| Unrecognized compensation costs, period for recognition |
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1 year 6 months 29 days
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| Compensation cost for awards |
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$ 3,887
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3,836
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| Non-Qualified Stock Options (NQO) |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Expiration from the date of grant |
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10 years
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| Stock price (in dollars per share) |
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$ 49.72
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| Options exercised in period, intrinsic value |
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$ 100
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2,100
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$ 100
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| Restricted Stock Units (RSUs) |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Unrecognized compensation costs |
$ 400
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| RSU's vested in period, fair value |
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$ 4,600
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$ 4,100
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$ 3,300
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| Shares cancelled in exchanged (in shares) |
15,839
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16,000
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0
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0
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| Shares issued in exchange (in shares) |
15,839
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16,000
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0
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0
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| Shares issued in exchange, fair value (in dollars per share) |
$ 52.28
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$ 52.28
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$ 0
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$ 0
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| Key Employees | Total Shareholder Return Awards (TSR) |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Vesting period |
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3 years
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| Aggregate award target value |
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$ 3,100
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$ 2,500
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$ 2,200
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| Compensation cost for awards |
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3,600
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2,900
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$ 300
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| Cash paid to settle awards |
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$ 1,600
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$ 500
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| Compensation and other employee benefits non-current |
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$ 6,000
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$ 4,000
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| Key Employees | Total Shareholder Return Awards (TSR) | Subsequent event |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Cash paid to settle awards |
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$ 2,500
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| Key Employees | Minimum | Total Shareholder Return Awards (TSR) |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Percentage of shareholder return award target |
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0.00%
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| Key Employees | Maximum | Total Shareholder Return Awards (TSR) |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Percentage of shareholder return award target |
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200.00%
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| 2014 Omnibus Plan |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Maximum number of shares of Company's common stock authorized for issuance (in shares) |
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2,600,000
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| Shares available (in shares) |
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900,000
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| Share-based Compensation Award, Tranche One | Restricted Stock Units (RSUs) |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Vesting increments |
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33.33%
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| Share-based Compensation Award, Tranche One | Capital lease obligations | Maximum |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Vesting increments |
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33.33%
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| Share-based Compensation Award, Tranche Two | Restricted Stock Units (RSUs) |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Vesting increments |
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33.33%
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| Share-based Compensation Award, Tranche Two | Capital lease obligations | Maximum |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Vesting increments |
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33.33%
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| Share-based Compensation Award, Tranche Three | Restricted Stock Units (RSUs) |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Vesting increments |
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33.33%
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| Share-based Compensation Award, Tranche Three | Capital lease obligations | Maximum |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Vesting increments |
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33.33%
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