Accounts Payable and Accrued Expenses (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Payables and Accruals [Abstract]
Accrued other	$ 51,077	$ 38,028
Accrued interest	41,516	14,189
Accrued real estate taxes	38,208	15,727
Accounts payable	13,059	7,566
Accrued merger costs	0	673,990
Accrued Outperformance Plan (OPP) obligation	0	59,400
Accounts payable and accrued expenses	$ 143,860	$ 808,900