Consolidation - Revenue and Expenses of Consolidated Investment Product (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Expenses:
Other operating expenses	$ 17,436	$ 19,174	$ 36,321	$ 37,897
Noncontrolling interests	(4,930)	(973)	(10,221)	(1,695)
Net Income (Loss) Attributable to Common Stockholders	$ 11,279	$ 24,842	6,994	$ 44,504
CLOs
Income:
Realized and unrealized gain (loss), net			(11,516)
Interest income			56,942
Total revenues			45,426
Expenses:
Other operating expenses			8,676
Interest expense			52,636
Total expense			61,312
Noncontrolling interests			1,123
Net Income (Loss) Attributable to Common Stockholders			$ (14,763)