Condensed Consolidated Statement of Shareholders' Equity (Unaudited) - 9 months ended Sep. 30, 2016 - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member] Common Class A [Member]	Common Stock [Member] Common Class B [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Parent [Member]	Noncontrolling Interest [Member]	Total
Balance (in shares) at Dec. 31, 2015	3,191	612
Balance at Dec. 31, 2015	$ 32	$ 6	$ 58,924	$ (20,181)	$ 38,781	$ 2,975	$ 41,756
Stock options - compensation costs			22		22		22
Net income (loss)				319	319	(244)	75
Balance (in shares) at Sep. 30, 2016	3,191	612
Balance at Sep. 30, 2016	$ 32	$ 6	$ 58,946	$ (19,862)	$ 39,122	$ 2,731	$ 41,853