Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
A reconciliation between basic and diluted earnings per share computations
Loss available to common stockholders	$ (4,918)	$ (39,137)
Net income (loss) available to common stockholders (in shares)	21,208	16,956
Net income (loss) available to common stockholders (in dollars per share)	$ (0.23)	$ (2.31)
Stock options, Effect of dilutive securities	$ 0	$ 0
Stock options, effect of dilutive securities, (in shares)	0	0
Attributable to participating securities	$ 0	$ 0
Restricted stock, effect of dilutive securities (in shares)	0	0
DILUTED EPS, Income (Loss)	$ (4,918)	$ (39,137)
DILUTED EPS (in shares)	21,208	16,956
DILUTED EPS (in dollars per share)	$ (0.23)	$ (2.31)