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Changes in Accumulated Other Comprehensive Income (Tables)
 12 Months Ended
Dec. 31, 2018
Changes in Accumulated Other Comprehensive Income [Abstract]  
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Following is a summary of changes in “Accumulated other comprehensive loss” for the years ended December 31, 2018 and 2017:
 
Year Ended December 31, 2018
 
Year Ended December 31, 2017
 
Defined Benefit Pension and Postretirement Plans
 
Foreign Currency Translation Adjustments
 
Total
 
Defined Benefit Pension and Postretirement Plans
 
Foreign Currency Translation Adjustments
 
Total
Beginning balance
$
1

 
$
(9
)
 
$
(8
)
 
$
3

 
$
(42
)
 
$
(39
)
Other comprehensive (loss) income before reclassifications, net of tax
(2
)
 
(8
)
 
(10
)
 
(2
)
 
33

 
31

Ending balance
$
(1
)
 
$
(17
)
 
$
(18
)
 
$
1


$
(9
)
 
$
(8
)