Guarantees and Off-Balance Sheet Arrangements (Tables)

12 Months Ended

Dec. 31, 2022

Guarantees and Off Balance Sheet Arrangements [Abstract]

Schedule of Subordinated Borrowing

The Company maintains uncommitted financing arrangements with large financial institutions, the details of which are summarized below as of December 31, 2022.

Lender	Contractual Amount		Available Amount		Maturity Date	Description
Pledge Lines	(dollars in thousands)
BMO Harris Bank	$	25,000	$	25,000	None	Unsecured Broker Loan
BMO Harris Bank	75,000		75,000		None	Secured Tri-Party Pledge Facility
BMO Harris Bank	150,000		150,000		None	Secured Depository Trust Company Pledge Line
Total	250,000		250,000
Spike Line
BMO Harris Bank      Canadian Imperial Bank      of Commerce, in syndication	150,000		150,000		May 19, 2023	Unsecured committed spike line facility to cover short term increases in National Securities Clearing Corporation margin deposit requirements
Revolving Credit Facility
Morgan Stanley	25,000		25,000		March 24, 2026	Unsecured Corporate Revolver
Total Credit Lines	$	425,000	$	425,000