Note 8 - Other Liabilities - Other Liabilities (Details) - USD ($) $ in Millions	Mar. 31, 2021	Dec. 31, 2020
Wages and employee benefits	$ 441	$ 572
Income taxes	153	173
Derivative instruments (Note 13)	52	189
Asbestos and other litigation (Note 11)	13	13
Deferred revenue (Note 4)	157	152
Settlement liability (Note 3)	58	58
Customer deposits (Note 4)	217	211
Short-term operating leases	89	96
Other current liabilities	907	973
Other accrued liabilities	2,087	2,437
Defined benefit pension plan liabilities	870	887
Derivative instruments (Note 13)	37	155
Asbestos and other litigation (Note 11)	93	94
Deferred revenue (Note 4)	834	872
Settlement liability (Note 3)	117	117
Customer deposits (Note 4)	1,058	1,148
Deferred tax liabilities	287	313
Long-term operating leases	611	633
Other non-current liabilities	782	798
Other liabilities	$ 4,689	$ 5,017