The Company and Financial Statement Presentation - Schedule of Variable Interest Entities (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Variable Interest Entity [Line Items]
Real estate, net	$ 2,994,676	$ 3,397,922
Total assets	3,449,951	3,808,403
Mortgages and notes payable, net	757,718	872,643
Total liabilities	2,033,709	2,345,872
Variable Interest Entity, Primary Beneficiary [Member]
Variable Interest Entity [Line Items]
Real estate, net	720,670	1,072,463
Total assets	890,025	1,192,944
Mortgages and notes payable, net	364,953	431,599
Total liabilities	$ 384,380	$ 448,057