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Note 8 - Taxes on Income (Detail) - Deferred Income Tax Asset (Liability) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Deferred income tax assets:
Pension accruals	$ 4,300,000	$ 3,751,000
Operating reserves and other accruals	1,385,000	1,190,000
Tax carrying value in excess of book basis of goodwill	323,000	506,000
Deferred income tax liabilities:
Book carrying value in excess of tax basis of property	(549,000)	(703,000)
Deferred expenses	(1,324,000)	(1,289,000)
Net deferred income tax asset	$ 4,135,000	$ 3,455,000

- Definition

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

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from other reserves and accruals not separately disclosed.

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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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