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Stock-based Compensation - Additional Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2013	Dec. 31, 2012
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share based compensation expense	$ 558,000	$ 1,100,000	$ 1,500,000
2005 Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based compensation shares authorized under stock option plans (in shares)	770,000
Percent of the fair value options granted	100.00%
Weighted average remaining contractual term stock options outstanding	1 year 9 months 3 days
Weighted average remaining contractual life for options exercisable	1 year 9 months 3 days
Number of options outstanding, Granted (in shares)	0
2005 Plan \| Employee Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period	5 years
Stock options, when granted, expiration period	10 years
2010 Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based compensation shares authorized under stock option plans (in shares)				2,500,000	1,350,000
Percent of the fair value options granted	100.00%
Weighted average remaining contractual term stock options outstanding	2 years 3 months
Weighted average remaining contractual life for options exercisable	2 years 3 months
Number of options outstanding, Granted (in shares)	0	0
Unrecognized compensation costs related to unvested stock options	$ 67,000
Unrecognized compensation costs weighted average period	2 years 2 months 4 days
2010 Plan \| Employee Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period	5 years
Stock options, when granted, expiration period	10 years
2010 Plan \| Restricted Stock Awards
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Tax (provision) benefit realized from awards vested	$ (85,000)	$ 21,000	$ 144,000
2010 Plan \| Restricted Stock Awards \| Share-based Payment Arrangement, Vesting in Three Years
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period	3 years	3 years
2010 Plan \| Restricted Stock Awards \| Share-based Payment Arrangement, Vesting in Five Years
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period	5 years	5 years
2021 Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized compensation costs weighted average period	3 years 3 months
Shares available for future grant (in shares)	1,323,207
Unrecognized compensation costs related to unvested restricted stock awards	$ 1,400,000
2021 Plan \| Restricted Stock Awards
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based compensation shares authorized under stock option plans (in shares)	1,500,000
Percent of the fair value options granted	100.00%
Number of options outstanding, Granted (in shares)	0
Tax (provision) benefit realized from awards vested	$ 0