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Supplemental Cash Flow Information (Tables)
12 Months Ended
Dec. 31, 2019
Supplemental Cash Flow Information [Abstract]  
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]
(In millions)201920182017
Cash Paid For:
Interest
$790  $687  $533  
Income Taxes
896  591  479  
Non-cash Investing and Financing Activities
Declared but unpaid dividends
77  69  61  
Issuance of stock upon vesting of restricted stock units
182  170  125  
Restrictions on Cash and Cash Equivalents [Table Text Block]
Cash, cash equivalents and restricted cash is included in the consolidated balance sheet as follows:
 December 31,December 31,
(In millions)20192018
Cash and Cash Equivalents$2,399  $2,103  
Restricted Cash Included in Other Current Assets21  12  
Restricted Cash Included in Other Assets  
Cash, Cash Equivalents and Restricted Cash$2,422  $2,117