Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Income Taxes (Schedule of Loss Before Income Taxes) (Details)

v3.7.0.1
Income Taxes (Schedule of Loss Before Income Taxes) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Income Tax Disclosure [Abstract]      
Domestic $ (11,783) $ (635,721) $ 25,903
Foreign (74,576) (748,110) (180,621)
Loss before income taxes $ (86,359) $ (1,383,831) $ (154,718)