Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2013

Total Pension Benefits [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Net Benefit Costs [Table Text Block]

Components of net periodic benefit cost for the three months ended June 30 were as follows:

In millions	U.S. Pension Benefits		International Pension Benefits		Total Pension Benefits
	2013	2012	2013	2012	2013	2012
Net service cost	$—	$—	$3	$3	$3	$3
Interest cost	31	39	19	20	50	59
Expected return on plan assets	(27)	(31)	(24)	(22)	(51)	(53)
Amortization of prior service cost	—	—	1	1	1	1
Special termination benefit cost	11	—	—	—	11	—
Settlement benefit	(5)	—	—	—	(5)	—
Net benefit cost	$10	$8	$(1)	$2	$9	$10

Components of net periodic benefit cost for the six months ended June 30 were as follows:

In millions	U.S. Pension Benefits		International Pension Benefits		Total Pension Benefits
	2013	2012	2013	2012	2013	2012
Net service cost	$—	$—	$7	$7	$7	$7
Interest cost	62	78	39	39	101	117
Expected return on plan assets	(54)	(62)	(49)	(44)	(103)	(106)
Amortization of prior service cost	—	—	2	2	2	2
Special termination benefit cost	24	—	—	—	24	—
Curtailment gain	(10)	—	—	—	(10)	—
Settlement benefit	(5)	—	—	—	(5)	—
Net benefit cost	$17	$16	$(1)	$4	$16	$20

Postemployment Benefit Plans Defined Benefit [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Net Benefit Costs [Table Text Block]

The cost of the postemployment plan for the three and six months ended June 30 was:

In millions	Three months ended June 30		Six months ended June 30
	2013	2012	2013	2012
Net service cost	$5	$5	$9	$11
Interest cost	2	3	4	5
Amortization of:
Prior service cost	(1)	(1)	(2)	(3)
Actuarial loss	—	3	1	6
Net benefit cost	$6	$10	$12	$19
Ongoing severance cost	3	—	3	(1)
Curtailment gain	—	—	(13)	—
Total postemployment cost	$9	$10	$2	$18

Other Postretirement Benefit Plans, Defined Benefit [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Net Benefit Costs [Table Text Block]

The income from the postretirement plan for the three and six months ended June 30 was:

In millions	Three months ended June 30		Six months ended June 30
	2013	2012	2013	2012
Interest cost	$—	$1	$—	$1
Amortization of:
Prior service benefit	(4)	(5)	(9)	(9)
Actuarial loss	1	1	2	2
Net postretirement income	$(3)	$(3)	$(7)	$(6)