Note 6 - Other Liabilities - Other Liabilities (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Wages and employee benefits	$ 447	$ 727
Income taxes	157	127
Derivative instruments (Note 10)	144	174
Deferred revenue (Note 2)	170	144
Customer deposits (Note 2)	165	132
Share repurchase liability (Note 12)	507	506
Short-term operating leases	100	111
Other current liabilities	1,224	1,226
Other accrued liabilities	2,914	3,147
Defined benefit pension plan liabilities	680	668
Derivative instruments (Note 10)	43	17
Deferred revenue (Note 2)	693	725
Customer deposits (Note 2)	1,038	1,137
Deferred tax liabilities	219	243
Long-term operating leases	846	795
Other non-current liabilities	1,264	1,370
Other liabilities	$ 4,783	$ 4,955