Lease Commitments Lease Commitments - Supplemental Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2019

Leases [Abstract]

Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]

Supplemental cash flow information related to leases for the year ended December 31 was as follows (in millions):

	2019
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$	460
Operating cash flows from finance leases	6
Financing cash flows from finance leases	35
Right-of-use assets obtained in exchange for lease liabilities
Operating leases	$	527
Finance leases	43