Summary of Capital Expenditures Including Accrued Amounts for Reportable Segments (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Segment Reporting Information [Line Items]
Total capital expenditures	$ 111,618	$ 76,946	$ 171,382
Owned and managed
Segment Reporting Information [Line Items]
Total capital expenditures	96,975	55,222	152,272
Managed-only
Segment Reporting Information [Line Items]
Total capital expenditures	3,719	3,507	6,642
Corporate and Other
Segment Reporting Information [Line Items]
Total capital expenditures	10,852	17,685	10,905
Discontinued Operations
Segment Reporting Information [Line Items]
Total capital expenditures	$ 72	$ 532	$ 1,563