Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Paid-in Capital	Retained Earnings
Beginning balance (in shares) at Dec. 31, 2020		12,366,593
Beginning Balance at Dec. 31, 2020	$ 14,174	$ 124	$ (1,379)	$ 15,429
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(3,064)			(3,064)
Common stock issuance (in shares)		7,779
Common stock issuance	21		21
Restricted stock issuance, net of forfeitures (in shares)		(10,000)
Restricted stock issuance, net of forfeitures	(1)	$ (1)
Stock option exercise (in shares)		49,000
Stock option exercise	89		89
Amortization of stock-based compensation	246		246
Ending balance (in shares) at Mar. 31, 2021		12,413,372
Ending Balance at Mar. 31, 2021	11,466	$ 124	(1,023)	12,364
Beginning balance (in shares) at Dec. 31, 2020		12,366,593
Beginning Balance at Dec. 31, 2020	14,174	$ 124	(1,379)	15,429
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(4,549)
Ending balance (in shares) at Sep. 30, 2021		12,610,229
Ending Balance at Sep. 30, 2021	10,427	$ 126	(578)	10,879
Beginning balance (in shares) at Mar. 31, 2021		12,413,372
Beginning Balance at Mar. 31, 2021	11,466	$ 124	(1,023)	12,364
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(2,124)			(2,124)
Restricted stock issuance (in shares)		98,000
Restricted stock issuance	0	$ 1	(1)
Amortization of stock-based compensation	279		279
Ending balance (in shares) at Jun. 30, 2021		12,511,372
Ending Balance at Jun. 30, 2021	9,620	$ 125	(745)	10,240
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	639			639
Restricted stock issuance (in shares)		98,857
Restricted stock issuance	0	$ 1	(1)
Stock option exercise	0	$ 1	(1)
Amortization of stock-based compensation	169		169
Ending balance (in shares) at Sep. 30, 2021		12,610,229
Ending Balance at Sep. 30, 2021	$ 10,427	$ 126	(578)	10,879
Beginning balance (in shares) at Dec. 31, 2021	13,041,127	13,041,127
Beginning Balance at Dec. 31, 2021	$ 9,315	$ 130	335	8,850
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(1,394)			(1,394)
Common stock issuance (in shares)		143,985
Common stock issuance	168	$ 2	166
Restricted stock issuance (in shares)		4,000
Restricted stock issuance	0	$ 0	0
Amortization of stock-based compensation	247		247
Ending balance (in shares) at Mar. 31, 2022		13,189,112
Ending Balance at Mar. 31, 2022	$ 8,336	$ 132	748	7,456
Beginning balance (in shares) at Dec. 31, 2021	13,041,127	13,041,127
Beginning Balance at Dec. 31, 2021	$ 9,315	$ 130	335	8,850
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	$ 964
Ending balance (in shares) at Sep. 30, 2022	14,043,642	14,043,642
Ending Balance at Sep. 30, 2022	$ 12,470	$ 140	2,516	9,814
Beginning balance (in shares) at Mar. 31, 2022		13,189,112
Beginning Balance at Mar. 31, 2022	8,336	$ 132	748	7,456
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	875			875
Common stock issuance (in shares)		30,745
Common stock issuance	38		38
Restricted stock forfeitures (in shares)		(51,666)
Restricted stock forfeitures	0	$ (1)	1
Amortization of stock-based compensation	103		103
Ending balance (in shares) at Jun. 30, 2022		13,168,191
Ending Balance at Jun. 30, 2022	9,353	$ 132	890	8,331
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	1,483			1,483
Common stock issuance (in shares)		717,451
Common stock issuance	1,421	$ 7	1,414
Restricted stock issuance, net of forfeitures (in shares)		108,000
Restricted stock issuance, net of forfeitures	0	$ 1	(1)
Stock option exercise (in shares)		50,000
Stock option exercise	64	$ 1	63
Amortization of stock-based compensation	$ 150		150
Ending balance (in shares) at Sep. 30, 2022	14,043,642	14,043,642
Ending Balance at Sep. 30, 2022	$ 12,470	$ 140	$ 2,516	$ 9,814