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