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Share-Based Payments - Stock Option Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]      
Number of shares, outstanding at beginning of period (in shares) 831,071 843,446  
Number of shares, granted (in shares) 0 50,000  
Number of shares, expired and canceled (in shares) (274,379) (34,875)  
Number of shares, forfeited prior to vesting (in shares) (68,215) (27,500)  
Number of shares, exercised (in shares) 0 0  
Number of shares, outstanding at end of period (in shares) 488,477 831,071 843,446
Number of shares, vested and expected to vest at end of period (in shares) 488,477 831,071  
Number of shares, vested at end of period (in shares) 373,612 555,237  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]      
Weighted average exercise price, beginning of period (in dollars per share) $ 6.47 $ 6.6  
Weighted average exercise price, granted (in dollars per share) 0 2.3  
Weighted average exercise price, expired and canceled (in dollars per share) 7.44 6.7  
Weighted average exercise price, forfeited prior to vesting (in dollars per share) 2.5 2.5  
Weighted average exercise price, exercised (in dollars per share) 0 0  
Weighted average exercise price, end of period (in dollars per share) 6.48 6.47 $ 6.6
Weighted average exercise price, vested and expected to vest at end of period (in dollars per share) 6.48 6.47  
Weighted average exercise price, vested at end of period (in dollars per share) $ 7.72 $ 8.46  
Weighted Average Remaining Contractual Term (Years) 3 years 5 months 1 day 4 years 1 month 6 days 4 years 10 months 28 days
Weighted average remaining contractual term, vested and expected to vest (Years) 3 years 5 months 1 day 4 years 1 month 6 days  
Weighted average remaining contractual term, vested (Years) 3 years 2 months 19 days 3 years 7 months 20 days  
Aggregate intrinsic value $ 0 $ 0 $ 0
Aggregate intrinsic value, vested and expected to vest 0 0  
Aggregate intrinsic value, vested $ 0 $ 0