Debt and Other Obligations (Components of Interest Expense and Amortization of Deferred Financing Costs) (Details) (USD $)	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013
Debt and Other Obligations [Abstract]
Interest expense on debt obligations	$ 125,519,000		$ 127,449,000
Amortization of deferred financing costs	5,641,000		9,047,000
Amortization of adjustments on long-term debt	(955,000)		11,436,000
Amortization of interest rate swaps	16,182,000	[1]	16,262,000	[1]
Other	13,000		175,000
Total	$ 146,400,000		$ 164,369,000

[1] Amounts reclassified from accumulated other comprehensive income (loss).