Basis of Presentation Basis of Presentation (Details Textuals 2) - USD ($) $ in Thousands	Jun. 30, 2016	Jan. 01, 2016	Dec. 31, 2015
Accounting Changes and Error Corrections [Abstract]
Current deferred tax assets, Net			$ 1,500
Issuance costs on senior subordinated notes	$ 17,324		32,752
New Accounting Pronouncement, Early Adoption [Line Items]
Retained Earnings (Accumulated Deficit)	(1,608,701)		(1,058,954)
Additional Paid-in Capital	(2,520,760)		(2,353,549)
Other Assets, Current	$ 14,402		$ 10,005
ASU 2016-09 Cumulative Effect Adjustment for Timing of Recognition of Excess Tax Benefits [Member]
New Accounting Pronouncement, Early Adoption [Line Items]
Retained Earnings (Accumulated Deficit)		$ 15,700
Deferred Tax Liabilities, Net		14,800
Other Assets, Current		800
ASU 2016-09 Cumulative Effect of Actual Forfeiture Rate [Member]
New Accounting Pronouncement, Early Adoption [Line Items]
Retained Earnings (Accumulated Deficit)		400
Additional Paid-in Capital		$ 400