Condensed Consolidated Statement of Stockholder's Equity - Unaudited - 9 months ended Sep. 30, 2017 - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive (Loss) Income [Member]
Balance at Dec. 31, 2016	$ 13,891	$ 27	$ 29,173	$ (14,726)	$ (580)	$ (3)
Balance (in shares) at Dec. 31, 2016	2,675,465	2,675,465
Net income	$ 148			148
Other comprehensive income	28					28
Subscription rights (Note H)
Stock-based compensation	22		22
Balance at Sep. 30, 2017	$ 14,089	$ 27	$ 29,195	$ (14,578)	$ (580)	$ 25
Balance (in shares) at Sep. 30, 2017	2,675,465	2,675,465