Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2019

Pension Plan [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

Components of net periodic benefit cost (income) of the pension plans for the three months ended June 30 were as follows:

In millions	U.S. Pension Benefits						International Pension Benefits						Total Pension Benefits
	2019			2018			2019			2018			2019			2018
Net service cost	$	—		$	—		$	1		$	2		$	1		$	2
Interest cost	17			15			5			6			22			21
Expected return on plan assets	(12		)	(11		)	(7		)	(8		)	(19		)	(19		)
Net periodic benefit cost (income)	$	5		$	4		$	(1	)	$	—		$	4		$	4

In millions	U.S. Pension Benefits						International Pension Benefits						Total Pension Benefits
	2019			2018			2019			2018			2019			2018
Net service cost	$	—		$	—		$	3		$	4		$	3		$	4
Interest cost	33			30			10			11			43			41
Expected return on plan assets	(22		)	(22		)	(15		)	(16		)	(37		)	(38		)
Net periodic benefit cost (income)	$	11		$	8		$	(2	)	$	(1	)	$	9		$	7

Postretirement Plan

Defined Benefit Plan Disclosure [Line Items]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

The benefit from the postretirement plan for the following periods were:

In millions	Three months ended June 30						Six months ended June 30
	2019			2018			2019			2018
Amortization of:
Prior service benefit	$	(1	)	$	(2	)	$	(2	)	$	(3	)
Actuarial loss	—			1			—			1
Net postretirement benefit	$	(1	)	$	(1	)	$	(2	)	$	(2	)

Postemployment Retirement Benefits [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

The net cost of the postemployment plan for the following periods were:

	Three months ended June 30						Six months ended June 30
In millions	2019			2018			2019			2018
Net service cost	$	5		$	9		$	19		$	19
Interest cost	1			1			2			2
Amortization of:
Prior service benefit	(1		)	(1		)	(2		)	(2		)
Actuarial gain	—			—			(1		)	—
Net benefit cost	$	5		$	9		$	18		$	19