Debt - Deferred Financing Costs, Net (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Debt Instrument [Line Items]
Financing costs	$ 28,839		$ 25,315
Less: accumulated amortization	(14,757)		(13,863)
Total deferred financing costs, net	14,082		11,452
Amortization related to deferred financing costs	$ 900	$ 1,000
Unsecured term loan facility | Unsecured revolving credit facility
Debt Instrument [Line Items]
Net deferred financing costs			$ 4,200