XML 81 R70.htm IDEA: XBRL DOCUMENT v3.19.2
Note 9 - Schedule of Information Related to Lease Costs for Finance and Operating Leases (Detail) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2019
Finance lease cost    
Amortization of leased assets $ 1 $ 2
Operating lease cost 6 13
Variable lease cost 2 3
Total lease cost $ 9 $ 18