Leases (Tables)

12 Months Ended

Dec. 31, 2021

Leases [Abstract]

Lease, Cost [Table Text Block]

COMPONENTS OF LEASE EXPENSE

In millions	2021		2020		2019
Operating lease costs, net	$	138	$	132	$	121
Variable lease costs	40		43		51
Short-term lease costs, net	53		46		46
Finance lease cost
Amortization of lease assets	11		10		9
Interest on lease liabilities	3		3		3
Total lease cost, net	$	245	$	234	$	230

Schedule of Supplemental Balance Sheet Information Related to Leases [Table Text Block]

SUPPLEMENTAL BALANCE SHEET INFORMATION RELATED TO LEASES

In millions	Classification	2021		2020
Assets
Operating lease assets	Right of use assets	$	365	$	387
Finance lease assets	Plants, properties and equipment, net (a)	57		62
Total leased assets		$	422	$	449
Liabilities
Current
Operating	Other current liabilities	$	132	$	134
Finance	Notes payable and current maturities of long-term debt	10		10
Noncurrent
Operating	Long-term lease obligations	236		256
Finance	Long-term debt	56		61
Total lease liabilities		$	434	$	461

(a) Finance leases are recorded net of accumulated amortization of $51 million and $43 million at December 31, 2021 and 2020, respectively.

Schedule of Lease Terms and Discount Rates Related to Leases [Table Text Block]

LEASE TERM AND DISCOUNT RATE

In millions	2021		2020
Weighted average remaining lease term (years)
Operating leases	4.0 years		4.0 years
Finance leases	9.1 years		9.3 years
Weighted average discount rate
Operating leases	2.12	%	2.63	%
Finance leases	4.50	%	4.45	%

Schedule of Supplemental Cash Flow Information Related to Leases [Table Text Block]

SUPPLEMENTAL CASH FLOW INFORMATION RELATED TO LEASES

In millions	2021		2020		2019
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows related to operating leases	$	166	$	162	$	147
Operating cash flows related to financing leases	4		5		5
Financing cash flows related to finance leases	14		10		9
Right of use assets obtained in exchange for lease liabilities
Operating leases	156		179		162
Finance leases	9		11		11

Schedule of Maturities of Operating and Finance Leases Liabilities [Table Text Block]

MATURITY OF LEASE LIABILITIES

In millions	Operating Leases		Financing Leases		Total
2022	$	139	$	13	$	152
2023	97		12		109
2024	60		10		70
2025	38		9		47
2026	23		8		31
Thereafter	28		34		62
Total lease payments	385		86		471
Less imputed interest	17		20		37
Present value of lease liabilities	$	368	$	66	$	434