Other Assets and Other Liabilities - Schedule of Other Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Other Liabilities Disclosure [Abstract]
Tenant security deposits	$ 190,160	$ 169,326
Income tax liabilities	81,125	85,200
Unearned rents	77,730	74,873
Below market leases	55,976	30,651
Deferred income	29,197	16,326
Environmental liabilities	21,484	10,878
Derivative liabilities	13,729	52,740
Value added taxes payable	10,272	13,358
Other	154,702	173,074
Totals	$ 634,375	$ 626,426