Other Assets (Schedule Of Other Assets) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Other Assets, Noncurrent Disclosure [Abstract]
Deferred financing costs	$ 84,951	$ 59,059
Less accumulated amortization	(50,171)	(27,335)
Net deferred financing costs	34,780	31,724
Notes receivable	6,464	7,385
Other	360	838
Other assets, total	$ 41,604	$ 39,947