Summary of Significant Accounting Policies (Details 4) (USD $)	Dec. 31, 2013	Dec. 31, 2012
Valuation of Long-Lived Assets
Long-lived assets	$ 2,224,000,000
Property and equipment	1,231,683,000	1,254,629,000
Goodwill	630,248,000	630,248,000
Other intangible assets	$ 362,113,000	$ 376,565,000