Accounts Payable and Accrued Expenses - Components of Accounts Payable and Accrued Expenses (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Payables and Accruals [Abstract]
Accounts payable	$ 1,091	$ 9
Accrued property taxes	110,572	46,091
Other accrued liabilities	40,490	31,262
Accrued construction and maintenance liabilities	17,107	9,899
Resident security deposits	74,285	70,430
Prepaid rent	20,200	19,515
Total	$ 263,745	$ 177,206