Note 10 - Asset-backed Securities Issued (Tables)

12 Months Ended

Dec. 31, 2019

CLO III, CLO IV, and CLOV [Member]

Notes Tables

Schedule of Long-term Debt Instruments [Table Text Block]

(In thousands)	As of December 31, 2018
	Outstanding Principal Balance			Interest Rate Spread to LIBOR	Weighted Average Remaining Maturity (years)
Class A Senior Secured Floating Rate Notes	$	769,750		0.85% - 1.37%		10.04
Class B Senior Secured Floating Rate Notes		143,700		1.30% - 1.90%		10.04
Class C Senior Secured Deferrable Floating Rate Notes		71,500		1.80% - 2.65%		9.99
Class D Senior Secured Deferrable Floating Rate Notes		68,350		2.60% - 4.15%		10.01
Class E Senior Secured Deferrable Floating Rate Notes		60,800		5.70% - 6.80%		10.03
Total secured notes sold to investors	$	1,114,100
Senior Subordinated Notes		7,221		6.90%		11.00
Less: Debt issuance costs		(8,979	)
Total asset-backed securities issued	$	1,112,342