XML 53 R45.htm IDEA: XBRL DOCUMENT v3.19.3
Leases (Supplemental Cash Flow Related To Leases) (Details)
$ in Millions
9 Months Ended
Sep. 30, 2019
USD ($)
Leases [Abstract]  
Cash paid for amounts included in the measurement of lease liabilities $ 3
Leased assets obtained in exchange for new lease liabilities $ 1