Consolidated Statements of Stockholders' Equity (Unaudited) - 6 months ended Jun. 30, 2017 - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Non-Controlling Interests	Accumulated Deficit
Beginning balances at Dec. 31, 2016	$ 8,973	$ 55	$ 57,588	$ 1,865	$ (50,535)
Beginning balances, (in shares) at Dec. 31, 2016		5,483
Stock-based compensation	539		539
Restricted stock vested
Restricted stock vested, shares		65
Performance units vested		$ 1	(1)
Performance units vested, shares		80
Non-controlling interest distributions, net	(43)			(43)
Net loss	5,372			76	5,296
Ending balances at Jun. 30, 2017	$ 14,841	$ 56	$ 58,126	$ 1,898	$ (45,239)
Ending balances, (in shares) at Jun. 30, 2017		5,628