Accumulated Other Comprehensive Loss

3 Months Ended

Mar. 31, 2017

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Accumulated Other Comprehensive Loss

Accumulated Other Comprehensive Loss

The tables below summarize changes in accumulated other comprehensive loss recorded on our consolidated balance sheets by component for the three months endedMarch 31, 2017:

	Pension Plans			Post-Retirement Benefit Plans		Foreign Currency Translation Adjustment and Other		Total
	(Dollars in millions)
Balance at December 31, 2016	$	(1,895	)	(162	)	(60	)	(2,117	)
Other comprehensive income (loss) before reclassifications	—			—		(2	)	(2	)
Amounts reclassified from accumulated other comprehensive income	30			3		—		33
Net current-period other comprehensive income	30			3		(2	)	31
Balance at March 31, 2017	$	(1,865	)	(159	)	(62	)	(2,086	)

The table below presents further information about our reclassifications out of accumulated other comprehensive loss by component for the three months endedMarch 31, 2017:

Three Months Ended March 31, 2017	Decrease (Increase) in Net Income			Affected Line Item in Consolidated Statement of Operations
	(Dollars in millions)
Amortization of pension & post-retirement plans(1)
Net actuarial loss	$	51		Other (expense) income, net
Prior service cost	3			Other (expense) income, net
Total before tax	54
Income tax benefit	(21		)	Income tax expense
Net of tax	$	33

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⁽¹⁾  See Note 6—Employee Benefits for additional information on our net periodic benefit (expense) income related to our pension and post-retirement plans.

The tables below summarize changes in accumulated other comprehensive loss recorded on our consolidated balance sheets by component for the three months endedMarch 31, 2016:

	Pension Plans			Post-Retirement Benefit Plans		Foreign Currency Translation Adjustment and Other		Total
	(Dollars in millions)
Balance at December 31, 2015	$	(1,715	)	(180	)	(39	)	(1,934	)
Other comprehensive income (loss) before reclassifications	—			—		(1	)	(1	)
Amounts reclassified from accumulated other comprehensive income	25			3		—		28
Net current-period other comprehensive income	25			3		(1	)	27
Balance at March 31, 2016	$	(1,690	)	(177	)	(40	)	(1,907	)

The table below presents further information about our reclassifications out of accumulated other comprehensive loss by component for the three months endedMarch 31, 2016:

Three Months Ended March 31, 2016	Decrease (Increase) in Net Income			Affected Line Item in Consolidated Statement of Operations
	(Dollars in millions)
Amortization of pension & post-retirement plans(1)
Net actuarial loss	$	42		Other (expense) income, net
Prior service cost	3			Other (expense) income, net
Total before tax	45
Income tax benefit	(17		)	Income tax expense
Net of tax	$	28

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⁽¹⁾  See Note 6—Employee Benefits for additional information on our net periodic benefit (expense) income related to our pension and post-retirement plans.