Earnings per Share - Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Sep. 30, 2021	Sep. 30, 2020
EPS numerator:
Net income	$ 3,986	$ 732	$ (2,282)	$ 2,525	$ 2,947	$ (52)	$ 2,436	$ 5,420
EPS denominator:
Weighted average shares outstanding - basic (in shares)	10,266,486			7,890,074			9,915,966	7,844,587
Impact of dilutive securities (in shares)	226,000			217,000			229,000	125,000
Weighted average shares outstanding - diluted (in shares)	10,491,863			8,107,149			10,145,470	7,969,857
EPS:
Basic (in usd per share)	$ 0.39			$ 0.32			$ 0.25	$ 0.69
Diluted (in usd per share)	$ 0.38			$ 0.31			$ 0.24	$ 0.68