Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Treasury Stock	Additional Paid-In Capital	Retained Earnings (Accumulated Deficit)
Balance, shares at Dec. 31, 2019		5,224,911	40,920
Balance, amount at Dec. 31, 2019	$ 20,821	$ 52	$ (102)	$ 6,242	$ 14,629
Restricted share issued		54,500	0
Vesting of restricted stock	163	$ 0	$ 0	163	0
Net income	2,665	0	0	0	2,665
Balance, amount at Dec. 31, 2020	23,649	$ 52	$ (102)	6,405	17,294
Balance, shares at Dec. 31, 2020		5,279,411	40,920
Restricted share issued		73,684	0
Vesting of restricted stock	531	$ 1	$ 0	530	0
Net income	7,570	0	0	0	7,570
Balance, amount at Dec. 31, 2021	$ 31,750	$ 53	$ (102)	$ 6,935	$ 24,864
Balance, shares at Dec. 31, 2021		5,353,095	40,920