Consolidated Statement of Changes in Shareholders' Equity (Unaudited) - 6 months ended Jun. 30, 2016 - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated other comprehensive loss
Beginning balance at Dec. 31, 2015	$ 182,966	$ 142,638	$ 10,270	$ 30,818	$ (760)
Beginning balance (in shares) at Dec. 31, 2015	15,044,051	15,044,051
Stock-based compensation	$ 191		191
Foreign currency translation adjustments	(16)				(16)
Net loss	(24,142)			(24,142)
Beginning balance at Jun. 30, 2016	$ 158,999	$ 142,638	$ 10,461	$ 6,676	$ (776)
Beginning balance (in shares) at Jun. 30, 2016	15,044,051	15,044,051