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Condensed Consolidated Statement of Changes In Equity (Unaudited) - 6 months ended Jun. 30, 2016 - USD ($)
shares in Thousands, $ in Thousands
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Noncontrolling Interest [Member]
Total
Balance (in shares) at Dec. 31, 2015 19,753        
Balance at Dec. 31, 2015 $ 198 $ 188,147 $ (92,500) $ (91) $ 95,754
Net income (loss)     (5,305) 512 (4,793)
Stock-based compensation (in shares) 79        
Stock-based compensation   805     805
Stock issued in equity offering, net of expense (in shares) 5,175        
Stock issued in equity offering, net of expense $ 52 19,092     19,144
Other (in shares) (4)        
Other   (13)     (13)
Balance (in shares) at Jun. 30, 2016 25,003        
Balance at Jun. 30, 2016 $ 250 $ 208,031 $ (97,805) $ 421 $ 110,897