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Leases (Tables)
 9 Months Ended
Sep. 30, 2020
Lessee Disclosure [Abstract]  
Schedule of estimated lease payments
Future undiscounted lease payments for operating leases with initial terms of one year or more as of September 30, 2020 are as follows.
($ in thousands)
October 1 to December 31, 2020$643 
20212,297 
20221,925 
20231,775 
20241,574 
Thereafter19,564 
Total undiscounted lease payments27,778 
Less effect of discounting(9,062)
Present value of estimated lease payments (lease liability)$18,716