Summary of Significant Accounting Policies - Schedule of Adjusted Consolidated Balance Sheet (Detail) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Other assets	$ 24,470	$ 23,334
Mortgages and other notes payable, net	936,723	831,825
Credit facilities	$ 641,989	656,284
Previously Reported
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Other assets		21,302
Loan costs, net		14,358
Mortgages and other notes payable, net		840,435
Credit facilities		660,000
Adjustments
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Other assets		2,032
Loan costs, net		(14,358)
Mortgages and other notes payable, net		(8,610)
Credit facilities		$ (3,716)