Accounts Payable and Accrued Expenses (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Payables and Accruals [Abstract]
Accrued interest	$ 39,119	$ 56,558
Accrued real estate taxes	60,133	37,633
Accounts payable	7,049	10,027
Accrued other	57,903	58,807
Accounts payable and accrued expenses	$ 164,204	$ 163,025