Stockholders' Equity (Tables)

3 Months Ended

Mar. 31, 2016

Equity [Abstract]

Components of Changes in Accumulated Other Comprehensive Income (AOCI)

Changes in accumulated other comprehensive income (loss) (AOCI) by component were as follows. Amounts in parentheses indicate losses (dollars in millions):

	Unrealized Loss On Treasury Locks, Net				Unrealized Loss on Foreign Exchange Contracts			Unfunded Employee Benefit Obligations				Total
Balance at January 1, 2016	$	(21.2	)		$	(0.4	)	$	(103.3	)		$	(124.9	)
Amounts reclassified from AOCI, net of tax	0.9			(a)	—			1.6			(b)	2.5
Balance at March 31, 2016	$	(20.3	)		$	(0.4	)	$	(101.7	)		$	(122.4	)

Reclassifications Out of Accumulated Other Comprehensive Income (AOCI)

Reclassifications out of AOCI were as follows. Amounts in parentheses indicate expenses in the Consolidated Statements of Income (dollars in millions):

	Amounts Reclassified from AOCI
	Three Months Ended March 31						Affected Line Item in the Statement Where Net Income is Presented
Details about AOCI Components	2016			2015
Unrealized loss on treasury locks, net	$	(1.4	)	$	(1.4	)	See (a) below
	0.5			0.6			Tax benefit
	$	(0.9	)	$	(0.8	)	Net of tax
Unfunded employee benefit obligations
Amortization of prior service costs	$	(1.4	)	$	(1.4	)	See (b) below
Amortization of actuarial losses	(1.2		)	(2.2		)	See (b) below
	(2.6		)	(3.6		)	Total before tax
	1.0			1.4			Tax benefit
	$	(1.6	)	$	(2.2	)	Net of tax

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(a) This AOCI component is included in interest expense, net. Amount relates to the amortization of the effective portion of treasury lock derivative instruments recorded in AOCI. The net amount of settlement gains or losses on derivative instruments included in AOCI to be amortized over the next 12 months is a net loss of $5.7 million ($3.5 million after tax). For a discussion of treasury lock derivative instrument activity, see Note 14, Derivative Instruments and Hedging Activities, of the Notes to Consolidated Financial Statements in "Part II, Item 8. Financial Statements and Supplementary Data" of our 2015 Annual Report on Form 10-K.

(b) These AOCI components are included in the computation of net pension and postretirement benefit costs. See Note 10, Employee Benefit Plans and Other Postretirement Benefits, for additional information.