Interest and Debt Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Interest and Debt Expense [Abstract]
Interest expense	$ 66,635	$ 117,647
Capitalized interest and debt expense	(12,055)	(23,325)
Amortization of deferred financing costs	4,262	8,141
Interest and debt expense, Total	$ 58,842	$ 102,463