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Note 11 - Leases - Summary of Income Recognized on Lease Arrangements (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Lease income - sales-type leases $ 1 $ 3 $ 1
Lease income - operating leases 8 8 8
Sublease income 0 0 2
Variable lease income (1) [1] 5 5 5
Total lease income $ 14 $ 16 $ 16
[1] Variable lease income primarily represents operating costs under real estate leases and incremental variable income based on usage under equipment leases.