Net (Loss) Income Per Common Share (Computation of Basic and Diluted Net (Loss) Income Per Common Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Numerator:
Net (loss) income	$ (1,297)	$ 7,890	$ (4,349)	$ 868
Denominator:
Weighted average number of shares of common stock outstanding	8,975,331	8,917,858	8,960,830	8,902,484
Weighted average effect of dilutive share-based compensation		164,513		148,363
Diluted weighted average number of shares of common stock outstanding	8,975,331	9,082,371	8,960,830	9,050,847
Net loss per common share:
Net (loss) income per common share - Basic	$ (0.14)	$ 0.88	$ (0.49)	$ 0.10
Net (loss) income per common share - Diluted	$ (0.14)	$ 0.87	$ (0.49)	$ 0.10