Land, Buildings And Equipment (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Property, Plant and Equipment [Line Items]
Gross land, buildings and equipment	$ 863,314,000	$ 860,572,000
Less accumulated depreciation and amortization	513,660,000	502,960,000
Net land, buildings and equipment	349,654,000	357,612,000
Depreciation expense	30,700,000	32,200,000	34,500,000
Repairs and maintenance expense	16,800,000	17,300,000	17,700,000
Land [Member]
Property, Plant and Equipment [Line Items]
Gross land, buildings and equipment	106,005,000	107,540,000
Building and improvements [Member]
Property, Plant and Equipment [Line Items]
Gross land, buildings and equipment	529,842,000	523,662,000
Equipment [Member]
Property, Plant and Equipment [Line Items]
Gross land, buildings and equipment	$ 227,467,000	$ 229,370,000