XML 50 R34.htm IDEA: XBRL DOCUMENT v3.20.2
Commitment and Contingent Liabilities (Tables)
 6 Months Ended
Jun. 30, 2020
Commitments and Contingencies Disclosure [Abstract]  
Aggregate minimum rental commitments under non-cancelable leases
Aggregate minimum rental commitments under non-cancelable leases at June 30, 2020 are as follows ($ in millions):
2020 (remaining six months)$1.8  
20213.4  
20223.1  
20230.3  
20240.3  
$8.9