Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2011

Property and Equipment (Tables) [Abstract]

Property and equipment

	2011			2010
Land and land improvements	$	217,811		$	214,989
Buildings		2,272,381			2,241,813
Furniture, fixtures and equipment		533,396			482,011
Construction in progress		59,822			51,843
		3,083,410			2,990,656
Accumulated depreciation		(874,283	)		(789,211	)
Property and equipment, net	$	2,209,127		$	2,201,445