Other Assets, Net (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Other Assets, Net [Abstract]
Deferred leasing commissions and costs	$ 39,667	$ 38,738
Deferred financing expenses	13,971	13,971
Office equipment, ROU assets, and other	20,612	19,430
Corporate intangible assets	4,883	4,883
Total depreciable and amortizable assets	79,133	77,022
Accumulated depreciation and amortization	(37,880)	(35,055)
Net depreciable and amortizable assets	41,253	41,967
Accounts receivable, net(1)	52,854	46,125
Accounts receivable - affiliates	972	728
Deferred rent receivable, net	31,572	29,291
Derivative asset	18	2,728
Prepaid expenses and other	14,594	7,851
Total other assets, net	$ 141,263	$ 128,690