The Company and Financial Statement Presentation - Schedule of Variable Interest Entities (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Variable Interest Entity [Line Items]
Real estate, net	$ 2,554,844	$ 2,555,659
Total assets	2,996,916	2,953,840
Mortgages and notes payable, net	432,354	570,420
Total liabilities	1,652,742	1,607,162
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
Real estate, net	474,667	509,916
Total assets	671,826	607,963
Mortgages and notes payable, net	83,117	192,791
Total liabilities	$ 205,201	$ 203,322