CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Unaudited) - USD ($) $ in Thousands	Total	Treasury Stock	Common Stock	Additional Paid-In Capital	Retained Earnings
Balance, shares at Dec. 31, 2020		40,920	5,279,411
Balance, amount at Dec. 31, 2020	$ 23,649	$ (102)	$ 52	$ 6,405	$ 17,294
Restricted stock issued	0	0	0	0	0
Vesting of restricted stock	41	0	0	41	0
Net income (loss)	2,867	$ 0	$ 0	0	2,867
Balance, shares at Mar. 31, 2021		40,920	5,279,411
Balance, amount at Mar. 31, 2021	26,557	$ (102)	$ 52	6,446	20,161
Balance, shares at Dec. 31, 2020		40,920	5,279,411
Balance, amount at Dec. 31, 2020	23,649	$ (102)	$ 52	6,405	17,294
Net income (loss)	3,852
Balance, shares at Jun. 30, 2021		40,920	5,326,595
Balance, amount at Jun. 30, 2021	27,673	$ (102)	$ 53	6,576	21,146
Balance, shares at Mar. 31, 2021		40,920	5,279,411
Balance, amount at Mar. 31, 2021	26,557	$ (102)	$ 52	6,446	20,161
Vesting of restricted stock	131	0	1	130	0
Net income (loss)	985	0	$ 0	0	985
Restricted stock issued, shares			47,184
Restricted stock issued, amount	0	$ 0	$ 0	0	0
Balance, shares at Jun. 30, 2021		40,920	5,326,595
Balance, amount at Jun. 30, 2021	27,673	$ (102)	$ 53	6,576	21,146
Balance, shares at Dec. 31, 2021		40,920	5,353,095
Balance, amount at Dec. 31, 2021	31,750	$ (102)	$ 53	6,935	24,864
Restricted stock issued	0	0	0	0	0
Vesting of restricted stock	126	0	0	126	0
Net income (loss)	(119)	$ 0	$ 0	0	(119)
Balance, shares at Mar. 31, 2022		40,920	5,353,095
Balance, amount at Mar. 31, 2022	31,757	$ (102)	$ 53	7,061	24,745
Balance, shares at Dec. 31, 2021		40,920	5,353,095
Balance, amount at Dec. 31, 2021	31,750	$ (102)	$ 53	6,935	24,864
Net income (loss)	791
Balance, shares at Jun. 30, 2022		40,920	5,353,095
Balance, amount at Jun. 30, 2022	32,793	$ (102)	$ 53	7,187	25,655
Balance, shares at Mar. 31, 2022		40,920	5,353,095
Balance, amount at Mar. 31, 2022	31,757	$ (102)	$ 53	7,061	24,745
Restricted stock issued	0	0	0	0	0
Vesting of restricted stock	126	0	0	126	0
Net income (loss)	910	$ 0	$ 0	0	910
Balance, shares at Jun. 30, 2022		40,920	5,353,095
Balance, amount at Jun. 30, 2022	$ 32,793	$ (102)	$ 53	$ 7,187	$ 25,655