XML 63 R62.htm IDEA: XBRL DOCUMENT v3.19.3
Supplemental Financial Information - Other Non-Current Liabilities (Details) - USD ($)
$ in Millions
Sep. 30, 2019
Dec. 31, 2018
Other Liabilities, Noncurrent [Abstract]    
Postretirement obligation $ 245 $ 232
Other deferred compensation 288 247
Other 111 171
Other noncurrent liabilities $ 644 $ 650