CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS EQUITY - USD ($)	Total	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Treasury Stock
Balance, Shares at Dec. 31, 2019		13,929,381
Balance, Amount at Dec. 31, 2019	$ 23,276,000	$ 8,357,000	$ 26,095,000	$ (6,043,000)	$ (5,133,000)
Change In Inventory Accounting Method	1,158,000	$ 0	0	1,158,000	0
Common Stock Issued-restricted Stock Units, Shares		32,985
Common Stock Issued-restricted Stock Units, Amount	0	$ 20,000	(20,000)	0	0
Share-based Compensation Expense-stock Options	129,000	0	129,000	0	0
Shared-based Compensation Expense-restricted Stock Units	142,000	0	142,000	0	0
Dividends Declared ($0.08 Per Share)	(1,002,000)	0	0	(1,002,000)	0
Net Income	194,000	0	0	194,000	0
Repurchased Of Common Stock	(269,000)	$ 0	0	0	(269,000)
Net Loss	194,000
Balance, Shares at Dec. 31, 2020		13,962,366
Balance, Amount at Dec. 31, 2020	23,628,000	$ 8,377,000	26,346,000	(5,693,000)	(5,402,000)
Common Stock Issued-restricted Stock Units, Shares		87,383
Common Stock Issued-restricted Stock Units, Amount	0	$ 53,000	(53,000)
Share-based Compensation Expense-stock Options	253,000	0	253,000	0	0
Shared-based Compensation Expense-restricted Stock Units	306,000	0	306,000	0	0
Dividends Declared ($0.08 Per Share)	(1,427,000)	$ 0	0	(1,427,000)	0
Net Income	(1,701,000)
Common Stock Issued Net Of Issuance Cost, Shares		4,249,250
Common Stock Issued Net Of Issuance Cost, Amount	11,559,000	$ 2,549,000	9,010,000	0	0
Net Loss	(1,701,000)	$ 0	0	(1,701,000)	0
Balance, Shares at Dec. 31, 2021		18,298,999
Balance, Amount at Dec. 31, 2021	$ 32,618,000	$ 10,979,000	$ 35,862,000	$ (8,821,000)	$ (5,402,000)