Accounts Payable and Accrued Expenses (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Payables and Accruals [Abstract]
Accrued interest	$ 45,620	$ 43,916
Accrued legal fees	29,676	32,715
Accrued real estate taxes	26,332	25,208
Accounts payable	1,481	2,673
Accrued other	38,017	41,099
Total	$ 141,126	$ 145,611

Sum of the carrying values as of the balance sheet date of obligations incurred through that date, including liabilities incurred and payable to vendors for goods and services received, taxes, interest, rent and utilities, compensation costs, payroll taxes and fringe benefits (other than pension and postretirement obligations), contractual rights and obligations, and statutory obligations.

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Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business.

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Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes.

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Amount of interest payable on debt, including, but not limited to, trade payables.

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Aggregate carrying amount of the estimated litigation liability for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs.

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Amount of expenses incurred but not yet paid classified as other.

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