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Note 14 - Lease Commitments and Purchase Obligations - Lease Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Operating lease expense	$ 881	$ 862	$ 887
Short-term lease expense	8	31	23
Cash paid for operating leases	881	862	887
Noncash operating leases	$ 0	$ 707	$ 269
Weighted average discount rate, per annum	5.50%	5.20%	3.60%

X

- Definition

Amount of operating lease expense. Excludes sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 4
-Subparagraph (b)
-Publisher FASB
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X

- Definition

Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

+ References

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-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
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X

- Definition

Weighted average discount rate for operating lease calculated at point in time.

+ References

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-Topic 842
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-Section 55
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X

- Definition

Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

+ References

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X

- Definition

Amount of short-term lease cost, excluding expense for lease with term of one month or less.

+ References

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