Note 16 - Indebtedness - Long-term Debt (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Total long-term debt	$ 43
Current portion	(4)	$ (4)
Long-term debt, excluding current portion	39	$ 51
Term Loan [Member]
Total long-term debt	33
Revolving Credit Facility [Member] \| Line of Credit [Member]
Total long-term debt	$ 10

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 2: http://www.xbrl.org/2003/role/exampleRef
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Reference 3: http://www.xbrl.org/2003/role/exampleRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 7: http://www.xbrl.org/2003/role/disclosureRef
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Name:	us-gaap_LongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant