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Statements of Cash Flows (Tables)
 3 Months Ended
Mar. 31, 2022
Supplemental Cash Flow Information [Abstract]  
Schedule of Cash Flow, Supplemental Disclosures
 Quarter ended March 31,
($ in thousands)20222021
Cash paid (received) during the period for:  
Interest$8,523 8,722 
Federal income tax(800)— 
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases2,058 2,226 
Operating cash flows from financing leases11 2 
Financing cash flows from finance leases612 115 
Non-cash items:
Corporate actions related to fixed income securities, AFS1
1,244 26,085 
Assets acquired under finance lease arrangements38 183 
Assets acquired under operating lease arrangements5,760 16 
Non-cash purchase of property and equipment— 3 
1Examples of corporate actions include like-kind exchanges, non-cash acquisitions, and stock splits.
Schedule of Cash and Restricted Cash
($ in thousands)March 31, 2022December 31, 2021
Cash$410 455 
Restricted cash17,474 44,608 
Total cash and restricted cash shown in the Consolidated Statements of Cash Flows$17,884 45,063