Commitment and Contingent Liabilities (Tables)

9 Months Ended

Sep. 30, 2020

Commitments and Contingencies Disclosure [Abstract]

Aggregate minimum rental commitments under non-cancelable leases

Aggregate minimum rental commitments under non-cancelable leases at September 30, 2020 are as follows ($ in millions):

2020 (remaining three months)	$	0.9
2021	3.7
2022	3.1
2023	0.4
2024	0.4
	$	8.5