The Company and Financial Statement Presentation - Schedule of Variable Interest Entities (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Variable Interest Entity [Line Items]
Real estate, net	$ 2,651,593	$ 2,555,659
Total assets	3,034,588	2,953,840
Total liabilities	1,443,553	1,607,162
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
Real estate, net	569,710	509,916
Total assets	626,604	607,963
Mortgages and notes payable, net	83,050	192,791
Total liabilities	$ 97,061	$ 203,322