Other Liabilities, Net - Summary of Amortization Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Management and leasing contracts
Schedule of Other Liabilities [Line Items]
Lease intangible liabilities amortization	$ 633	$ 359	$ 1,343	$ 1,076