Mortgage Notes Payable, Revolving Credit Facility, Interest Expense and Amortization of Deferred Debt Costs - Interest Expense and Amortization of Deferred Debt Costs (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Debt Disclosure [Abstract]
Interest incurred	$ 45,898	$ 45,396	$ 45,502
Amortization of deferred debt costs	1,433	1,327	1,257
Capitalized interest	(2,166)	(689)	(170)
Total	$ 45,165	$ 46,034	$ 46,589