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Stock-Based Payments - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended	6 Months Ended
	Apr. 01, 2021	Jun. 30, 2021	Jun. 30, 2021	May 25, 2021	May 15, 2018
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of stock option issued			532,068
Employee and Director Stock Options
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of stock option issued			532,068
Stock option forfeited			5,500
Unrecognized compensation cost related to non-vested stock options outstanding		$ 3,900	$ 3,900
Weighted-average remaining vesting period			3 years 6 months
Unrecognized compensation cost related to Performance-based stock options		1,200	$ 1,200
Weighted average grant date fair value			$ 11.27
Consultants Stock Options
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of stock option issued			0
Unrecognized compensation cost related to non-vested stock options outstanding		$ 13	$ 13
Weighted-average remaining vesting period			3 months 18 days
Restricted Stock Units
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares granted			9,150
Restricted Stock Units | Board of Directors
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares granted		5,622
Vesting period in installments		12 months
2018 Omnibus Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stock shares authorized and approved to issue under plan				565,000	153,031
Common stock shares available for issuance					85,714
Common stock remaining available for grant		127,328	127,328
2018 Omnibus Incentive Plan | Restricted Stock Units | Officer
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares granted		2,668
Scheduled to vest date		Oct. 02, 2021
2018 Omnibus Incentive Plan | Unrestricted Stock | Officer | Class A Common Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares granted	5,337
2016 Omnibus Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stock shares available for issuance					67,317

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