Property and Equipment (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Property and Equipment [Line Items]
Property and equipment, gross	$ 544,300,000	$ 545,700,000
Less accumulated depreciation and amortization	270,000,000	251,300,000
Property and equipment, net	274,295,000	294,375,000
Depreciation expense on property equipment	23,100,000	27,900,000	37,700,000
Land
Property and Equipment [Line Items]
Property and equipment, gross	63,900,000	65,400,000
Building improvements
Property and Equipment [Line Items]
Property and equipment, gross	60,100,000	60,100,000
Leaseholds and improvements
Property and Equipment [Line Items]
Property and equipment, gross	274,900,000	279,800,000
Equipment and fixtures
Property and Equipment [Line Items]
Property and equipment, gross	81,800,000	74,900,000
Construction in progress
Property and Equipment [Line Items]
Property and equipment, gross	3,600,000	4,700,000
Properties under capital lease obligations
Property and Equipment [Line Items]
Property and equipment, gross	60,000,000	60,800,000
Less accumulated depreciation and amortization	$ 34,700,000	$ 32,500,000