Note 9 - Income Tax Expense (Benefit) - Deferred Income Tax Asset (Liability) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Pension accruals	$ 3,578	$ 3,513
Operating reserves and other accruals	6,613	7,962
Book carrying value in excess of tax basis of intangibles	1,831	2,321
Capitalized research expenses	(2,547)	(1,704)
Disallowed interest	2,167	0
Book carrying value in excess of tax basis of property	(3,950)	(4,183)
Deferred expenses	(430)	(599)
Net deferred income tax asset	$ 12,356	$ 10,718

Represents the amount of capitalized research expense.

No definition available.

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- Definition

Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible interest carryforward.

+ References

+ Details

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from intangible assets including goodwill.

+ References

No definition available.

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- Definition

Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-2

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from pension benefits.

+ References

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- Definition

Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from reserves and accruals, classified as other.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-6

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-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-8

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- Definition

Amount of deferred tax liability attributable to taxable temporary differences from capitalized costs.

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- Definition

Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.

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