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Accumulated Other Comprehensive Loss
 12 Months Ended
Dec. 31, 2019
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]  
Accumulated Other Comprehensive Loss Accumulated Other Comprehensive Loss
The accumulated balances for each classification of other comprehensive (loss) income are presented below:
 
 
Foreign
Currency
Items
 
Derivative
Financial
Instruments(1)
 
Unrecognized
pension
benefit costs,
net of taxes(2)
 
Accumulated
Other
Comprehensive
Loss
Balance at January 1, 2017
 
$
(310
)
 
$
(4
)
 
$
(20
)
 
$
(334
)
Change during period
 
127

 
(3
)
 
2

 
126

Reclassified into operations
 
—

 
7

 
1

 
8

Balance at December 31, 2017
 
$
(183
)
 
$
—

 
$
(17
)
 
$
(200
)
Change during period
 
(99
)
 
—

 
(2
)
 
(101
)
Reclassified into operations
 
—

 
—

 
1

 
1

Balance at December 31, 2018
 
$
(282
)
 
$
—

 
$
(18
)
 
$
(300
)
Change during period
 
26

 
(11
)
 
(8
)
 
7

Reclassified into operations
 
—

 
—

 
1

 
1

Balance at December 31, 2019
 
$
(256
)
 
$
(11
)
 
$
(25
)
 
$
(292
)
 
 
 
 
 
 
 
 
 
(1) The change during the period is net of income taxes of $4 million, $0 million and $(3) million in 2019, 2018 and 2017, respectively.
(2) The change during the period is net of income taxes of $1 million, $1 million and $(1) million in 2019, 2018 and 2017, respectively.