Accumulated Other Comprehensive (Loss) Income (Tables)

6 Months Ended

Jun. 30, 2018

Equity [Abstract]

Schedule of changes in Accumulated Other Comprehensive (Loss) Income

The changes in the components of Accumulated Other Comprehensive (Loss) Income attributable to GPHC for the six months endedJune 30, 2018 are as follows^(a):

In millions	Derivative Instruments			Pension Benefit Plans			Postretirement Benefit Plans			Currency Translation Adjustment			Total
Balance at December 31, 2017	$	(10.3	)	$	(242.5	)	$	15.8		$	(101.8	)	$	(338.8	)
Other Comprehensive Income (Loss) before Reclassifications	1.5			—			—			(10.8		)	(9.3		)
Amounts Reclassified from Accumulated Other Comprehensive Income (Loss)(b)	0.2			2.4			(0.8		)	—			1.8
Net Current-period Other Comprehensive Income (Loss)	1.7			2.4			(0.8		)	(10.8		)	(7.5		)
Less:
Net Current-period Other Comprehensive Income (Loss) Attributable to Noncontrolling Interest (c)	0.3			0.4			(0.1		)	(2.0		)	(1.4		)
Balance at June 30, 2018	$	(8.9	)	$	(240.5	)	$	15.1		$	(110.6	)	$	(344.9	)

^(a)  All amounts are net of income taxes.

^(b) See following table for details about these reclassifications.

^(c)Includes amounts related to redeemable noncontrolling interest which are separately classified outside of permanent equity in the

mezzanine section of the Condensed Consolidated Balance Sheets.

Reclassification out of Accumulated Other Comprehensive (Loss) Income

The following represents reclassifications out of Accumulated Other Comprehensive (Loss) Income for the six months endedJune 30, 2018:

In millions
Details about Accumulated Other Comprehensive Income Components	Amount Reclassified from Accumulated Other Comprehensive Income (Loss)				Affected Line Item in the Statement Where Net Income is Presented
Derivatives Instruments:
Commodity Contracts	$	(0.4	)		Cost of Sales
Foreign Currency Contracts	1.0				Other Expense (Income), Net
Interest Rate Swap Agreements	(0.4		)		Interest Income, Net
	0.2				Total before Tax
	—				Tax Benefit
	$	0.2			Net of Tax
Amortization of Defined Benefit Pension Plans:
Prior Service Costs	$	0.2		(a)
Actuarial Losses	2.8			(a)
	3.0				Total before Tax
	(0.6		)		Tax Benefit
	$	2.4			Net of Tax
Amortization of Postretirement Benefit Plans:
Prior Service Credits	$	(0.1	)	(a)
Actuarial Gains	(0.9		)	(a)
	(1.0		)		Total before Tax
	0.2				Tax Expense
	$	(0.8	)		Net of Tax
Total Reclassifications for the Period	$	1.8

^(a)  These accumulated other comprehensive income components are included in the computation of net periodic pension cost (see “Note 6 — Pensions and Other Postretirement Benefits").