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Note 12 - Fair Value Measurements - Changes in Fair Value of Level 3 Assets and Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Contingent Payments [Member]
Balance at beginning of reporting period, liability	$ (62)	$ (924)
Included in interest income (expense), liability	0	(29)
Included in other comprehensive income (loss), liability	0	0
Included in other items, net, liability	0	52
Settlements, liability	62	839
Balance at end of reporting period, liability	0	(62)
Investment, Available-For-Sale [Member]
Balance at beginning of reporting period, asset	15,822	16,692
Included in interest income (expense), asset	167	161
Included in other comprehensive income (loss), asset	(1,684)	(441)
Included in other items, net, asset	0	0
Settlements, asset	(635)	(590)
Balance at end of reporting period, asset	$ 13,670	$ 15,822

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- Definition

Amount of gain (loss) recognized in other items, net from asset measured at fair value on recurring basis using unobservable input (level 3).

+ References

No definition available.

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+ References

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- Definition

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+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
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- Definition

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+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
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-Section 50
-Paragraph 2
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- Definition

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- Definition

Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3).

+ References

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-Publisher FASB
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+ References

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