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DEBT (Tables)
12 Months Ended
Dec. 31, 2019
Debt Disclosure [Abstract]  
Schedule of long-term debt
 
(In Millions)
At December 31
 
2019
 
2018
Notes and debentures:
 

 
 

7.125%, due March 15, 2020
$

 
$
201

3.500%, due April 1, 2021
399

 
399

5.950%, due March 15, 2022
326

 
326

4.450%, due April 1, 2025
500

 
500

4.375%, due April 1, 2026
498

 
498

3.500%, due November 15, 2027
300

 
300

7.750%, due August 1, 2029
235

 
235

6.500%, due August 15, 2032
200

 
200

4.500%, due May 15, 2047
299

 
299

Other
30

 
38

Prepaid debt issuance costs
(14
)
 
(17
)
 
2,773

 
2,979

Less: Current portion
2

 
8

Total long-term debt
$
2,771

 
$
2,971