XML 150 R112.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Supplementary Information - Consolidated Statements of Cash Flow (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Supplementary Cash Flow Information      
Share-based compensation expense $ 18 $ 21 $ 26
Other 15 18 13
Total other non-cash charges to net income 33 39 39
Interest paid 80 73 77
Income taxes paid $ 145 $ 231 $ 289