Accumulated Other Comprehensive Loss

3 Months Ended

Mar. 31, 2017

Equity [Abstract]

Accumulated Other Comprehensive Loss

Accumulated Other Comprehensive Loss

The following table shows the changes in accumulated other comprehensive loss by component. Amounts in parentheses indicate debits.

(In millions)	Pension Benefits			Other Benefits			Gain on Cash Flow Hedge		Workers Compensation		Total
Balance as of December 31, 2015	$	(255	)	$	(70	)	$	4	$	3	$	(318	)
Other comprehensive income (loss) before reclassifications	—			—			—		—		—
Amounts reclassified from accumulated other comprehensive loss:
Amortization – prior service credit(a)	(11		)	(1		)	—		—		(12		)
– actuarial loss(a)	10			1			—		—		11
– settlement loss(a)	1			—			—		—		1
Tax effect	—			—			—		—		—
Other comprehensive income (loss)	—			—			—		—		—
Balance as of March 31, 2016	$	(255	)	$	(70	)	$	4	$	3	$	(318	)

(In millions)	Pension Benefits			Other Benefits			Gain on Cash Flow Hedge		Workers Compensation		Total
Balance as of December 31, 2016	$	(233	)	$	(7	)	$	4	$	2	$	(234	)
Other comprehensive income (loss) before reclassifications	(1		)	—			—		—		(1		)
Amounts reclassified from accumulated other comprehensive loss:
Amortization – prior service credit(a)	(10		)	(1		)	—		—		(11		)
– actuarial loss(a)	9			—			—		—		9
– settlement loss(a)	—			—			—		—		—
Tax effect	—			—			—		—		—
Other comprehensive income (loss)	(2		)	(1		)	—		—		(3		)
Balance as of March 31, 2017	$	(235	)	$	(8	)	$	4	$	2	$	(237	)

^(a)  These accumulated other comprehensive loss components are included in the computation of net periodic benefit cost. See Note 19.