Schedule of Assets for Reportable Segments (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Segment Reporting Information [Line Items]
Total assets	$ 2,969,258	$ 3,007,425
Owned and managed
Segment Reporting Information [Line Items]
Total assets	2,566,164	2,694,293
Managed-only
Segment Reporting Information [Line Items]
Total assets	74,031	81,551
Corporate and Other
Segment Reporting Information [Line Items]
Total assets	329,057	231,566
Discontinued operations
Segment Reporting Information [Line Items]
Total assets	$ 6	$ 15