Condensed Consolidated Statements of Changes in Shareholders’ Deficit Statement - USD ($) $ in Thousands	Total	Common Stock	Preferred Stock	Additional Paid-in Capital	Noncontrolling Interest	Accumulated Deficit
Beginning preferred stock balance (in shares)			547,000
Beginning common stock balance (in shares) at Dec. 31, 2017		2,396,000
Shareholders' equity beginning balance at Dec. 31, 2017	$ (5,836)	$ 2	$ 0	$ 83,014	$ 0	$ (88,852)
Beginning preferred stock balance (in shares)			563,000
Share-based compensation expense	20			20
Net loss	(1,010)					(1,010)
Dividend on preferred stock accrued	(410)			(410)
Preferred dividend PIK (paid) (in shares)			16,000
Preferred dividend (PIK) paid	411		$ 1	410
Ending common stock balance (in shares) at Mar. 31, 2018		2,396,000
Ending preferred stock balance (in shares) at Mar. 31, 2018			563,000
Shareholders' equity ending balance at Mar. 31, 2018	$ (6,825)	$ 2	$ 1	83,034	0	(89,862)
Beginning preferred stock balance (in shares)			563,000
Beginning preferred stock balance (in shares)	597,139		597,000
Beginning common stock balance (in shares) at Dec. 31, 2018	2,466,219	2,466,000
Shareholders' equity beginning balance at Dec. 31, 2018	$ (9,719)	$ 2	$ 1	82,646	0	(92,368)
Beginning preferred stock balance (in shares)	597,139		597,000
Share-based compensation expense	$ 5			5
Net loss	(781)					(781)
Noncontrolling interest	1,000				1,000
Dividend on preferred stock accrued	(448)			(448)
Preferred dividend (PIK) paid	$ 0
Ending common stock balance (in shares) at Mar. 31, 2019	2,466,219	2,466,000
Ending preferred stock balance (in shares) at Mar. 31, 2019	597,139		597,000
Shareholders' equity ending balance at Mar. 31, 2019	$ (9,943)	$ 2	$ 1	$ 82,203	$ 1,000	$ (93,149)
Beginning preferred stock balance (in shares)	597,139		597,000