XML 60 R47.htm IDEA: XBRL DOCUMENT v3.19.1
Acquisitions and Divestitures (Textuals) (Details) - USD ($)
$ in Millions
3 Months Ended
Jan. 31, 2018
Mar. 31, 2019
Mar. 31, 2018
Business Acquisition [Line Items]      
Acquisition of business, net of cash acquired   $ 5 $ 430
Pure Technologies Ltd      
Business Acquisition [Line Items]      
Acquisition of business, net of cash acquired $ 420    
Acquisition costs $ 4    
Revenue     16
Operating income (loss)     3
Other acquisitions      
Business Acquisition [Line Items]      
Acquisition of business, net of cash acquired     $ 10