Pensions and Postretirement Benefits Other than Pensions (Tables)

9 Months Ended

Sep. 30, 2016

Pension Plan, Defined Benefit [Member]

Schedule of Net Periodic Benefit Cost

The components of the Company’s net periodic pension benefit cost for the three and nine months ended September 30 were as follows:

	Three months ended						Nine months ended
In millions	2016			2015			2016			2015
Service cost	$	16.7		$	18.7		$	53.2		$	56.4
Interest cost	27.7			32.0			84.6			97.2
Expected return on plan assets	(36.0		)	(39.6		)	(108.2		)	(118.8		)
Net amortization of:
Prior service costs	0.6			0.8			3.0			2.4
Net actuarial losses	16.2			14.6			46.5			45.5
Net periodic pension benefit cost	$	25.2		$	26.5		$	79.1		$	82.7
Amounts recorded in continuing operations	$	22.8		$	24.1		$	71.7		$	75.0
Amounts recorded in discontinued operations	2.4			2.4			7.4			7.7
Total	$	25.2		$	26.5		$	79.1		$	82.7

Other Postretirement Benefit Plan, Defined Benefit [Member]

Schedule of Net Periodic Benefit Cost

The components of net periodic postretirement benefit cost for the three and nine months ended September 30 were as follows:

	Three months ended						Nine months ended
In millions	2016			2015			2016			2015
Service cost	$	0.9		$	1.2		$	2.8		$	3.3
Interest cost	4.2			5.2			13.2			17.1
Net amortization of:
Prior service gains	(2.3		)	(2.3		)	(6.7		)	(6.7		)
Net actuarial losses	0.1			(0.2		)	0.1			—
Net periodic postretirement benefit cost	$	2.9		$	3.9		$	9.4		$	13.7
Amounts recorded in continuing operations	$	2.1		$	2.5		$	6.4		$	8.5
Amounts recorded in discontinued operations	0.8			1.4			3.0			5.2
Total	$	2.9		$	3.9		$	9.4		$	13.7