Other Assets and Other Liabilities - Schedule of Other Assets (Detail) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]
Rent leveling	$ 311,932	$ 285,824
Leasing commissions	306,461	286,821
Acquired lease intangibles	202,087	267,907
Fixed assets	109,823	102,830
Prepaid assets	102,179	120,361
Accounts receivable	85,118	110,918
Value added taxes receivable	84,339	94,713
Other notes receivable	35,406	35,824
Derivative assets	19,139	47,114
Management contracts	17,608	41,993
Deferred income taxes	13,533	14,052
Other	94,338	88,633
Total	$ 1,381,963	$ 1,496,990