Notes Payable, Long-Term Debt and Other Obligations Non Cash Interest Expense (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Debt Instrument [Line Items]
Amortization of debt discount	$ 14,277	$ 9,620	$ 41,180	$ 25,432
Amortization of deferred finance costs	1,147	549	2,910	1,593
Loss on extinguishment of 11% Senior Secured Notes	0	0	0	3,638
Non-cash Interest Expense	16,418	10,169	49,202	30,663
Convertible Debt [Member] | 6.75% Variable Interest Senior Convertible Note due 2014 - Vector
Debt Instrument [Line Items]
Acceleration of interest expense	0	0	3,679	0
Convertible Debt [Member] | 6.75% Variable Interest Senior Convertible Exchange Notes due 2014
Debt Instrument [Line Items]
Acceleration of interest expense	$ 994	$ 0	$ 1,433	$ 0