Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Dec. 31, 2017	6,160		668
Balance at Dec. 31, 2017	$ 31	$ 31,022	$ (10,082)	$ (2,113)	$ (238)	$ 18,620
Shares issued – vested (in shares)	15
Shares issued – vested
Tax withholding related to employee stock vesting		(92)				(92)
Stock compensation expense		278				278
Cash dividends				(1,812)		(1,812)
Net income				2,428		2,428
Other comprehensive income					(1,165)	(1,165)
Balance (in shares) at Jun. 30, 2018	6,175		668
Balance at Jun. 30, 2018	$ 31	31,208	$ (10,082)	(1,497)	(1,403)	18,257
Balance (in shares) at Dec. 31, 2018	6,175		668
Balance at Dec. 31, 2018	$ 31	31,523	$ (10,082)	(1,326)	(1,399)	18,747
Shares issued – vested (in shares)	10
Shares issued – vested
Tax withholding related to employee stock vesting		(33)				(33)
Stock compensation expense		319				319
Cash dividends				(1,985)		(1,985)
Net income				1,395		1,395
Other comprehensive income					34	34
Balance (in shares) at Jun. 30, 2019	6,185		668
Balance at Jun. 30, 2019	$ 31	$ 31,809	$ (10,082)	$ (1,916)	$ (1,365)	$ 18,477