Accounts Payable, Accrued Expenses and Other Liabilities - Components of Accounts Payable, Accrued Expenses and Other Liabilities (Detail) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Payables And Accruals [Abstract]
Accounts payable and accrued expenses	$ 24,013	$ 28,065
Accrued development expenditures	17,438	26,180
Dividends and distributions payable	15,668	15,758
Below-market leases	11,947	12,281
Accrued real estate taxes	10,760	14,108
Environmental reserve	9,477	9,477
Lease Liability	8,368
Unearned tenant reimbursements	7,530	10,975
Prepaid rental income	6,773	4,021
Accrued interest	4,978	4,978
Deferred maintenance	1,722	1,722
Total accounts payable, accrued expenses and other liabilities	$ 118,674	$ 127,565