Net Income per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Earnings Per Share [Abstract]
Net income	$ 565	$ 13,970	$ 4,043	$ 17,359
Weighted-average shares outstanding	12,835,000	12,796,000	12,833,000	12,794,000
Effect of dilutive securities	50,000	38,000	49,000	28,000
Weighted-average diluted shares	12,885,000	12,834,000	12,882,000	12,822,000
Basic net income per share	$ 0.04	$ 1.09	$ 0.32	$ 1.36
Diluted net income per share	$ 0.04	$ 1.09	$ 0.31	$ 1.35