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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)
 12 Months Ended
Dec. 31, 2019
Equity [Abstract]  
ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)
Components of accumulated other comprehensive income (loss) include the following:
 
 
 
As of December 31,
 
 
2019
 
2018
 
2017
 
 
(In millions)
Share of equity method interests other comprehensive loss
 
$
(1
)
 
$
—

 
$
—

Pension and postretirement benefit plan (Note 12)
 
17

 
4

 
4

Accumulated other comprehensive income
 
$
16

 
$
4

 
$
4