Pensions and Postretirement Benefits Other than Pensions (Tables)

6 Months Ended

Jun. 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 six months ended June 30 were as follows:

	Three months ended						Six months ended
In millions	2016			2015			2016			2015
Service cost	$	18.3		$	18.8		$	36.5		$	37.7
Interest cost	28.5			32.6			56.9			65.2
Expected return on plan assets	(36.1		)	(39.6		)	(72.2		)	(79.2		)
Net amortization of:
Prior service costs	1.2			0.8			2.4			1.6
Net actuarial losses	15.1			15.5			30.3			30.9
Net periodic pension benefit cost	$	27.0		$	28.1		$	53.9		$	56.2
Amounts recorded in continuing operations	$	24.5		$	25.4		$	48.9		$	50.9
Amounts recorded in discontinued operations	2.5			2.7			5.0			5.3
Total	$	27.0		$	28.1		$	53.9		$	56.2

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 six months ended June 30 were as follows:

	Three months ended						Six months ended
In millions	2016			2015			2016			2015
Service cost	$	1.0		$	1.1		$	1.9		$	2.1
Interest cost	4.5			5.9			9.0			11.9
Net amortization of:
Prior service gains	(2.2		)	(2.2		)	(4.4		)	(4.4		)
Net actuarial losses	—			0.1			—			0.2
Net periodic postretirement benefit cost	$	3.3		$	4.9		$	6.5		$	9.8
Amounts recorded in continuing operations	$	2.2		$	3.0		$	4.3		$	6.0
Amounts recorded in discontinued operations	1.1			1.9			2.2			3.8
Total	$	3.3		$	4.9		$	6.5		$	9.8