Interest and Debt Expense - Details of Interest and Debt Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Interest And Debt Expense [Abstract]
Interest and debt expense	$ 137,356	$ 136,630	$ 132,574
Amortization of deferred financing costs	19,323	11,023	11,188
Total interest and debt expense	$ 156,679	$ 147,653	$ 143,762