Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
A reconciliation between basic and diluted earnings per share computations
Loss available to common stockholders	$ (39,137)	$ (122,240)
Net income (loss) available to common stockholders (in shares)	67,824	64,774
Net income (loss) available to common stockholders, Per Share Amount	$ (0.58)	$ (1.89)
Stock options, Effect of dilutive securities		$ 0
Stock options, effect of dilutive securities, (in shares)		0
Attributable to participating securities		$ 0
Restricted stock, effect of dilutive securities (in shares)	0	0
DILUTED EPS, Income (Loss)	$ (39,137)	$ (122,240)
DILUTED EPS, Shares	67,824	64,774
DILUTED EPS, Per Share Amount	$ (0.58)	$ (1.89)