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Note G - Accumulated Other Comprehensive Income (Details) - Changes in AOCI (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013		Sep. 30, 2013		Jun. 30, 2013	Dec. 31, 2012
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	$ 5,581,000		$ 5,581,000		$ 5,260,000	$ 4,235,000
Other comprehensive income before reclassifications, net of tax	320,000		1,332,000
Amounts reclassified from accumulated other comprehensive income, net of tax	1,000	[1]	14,000	[1]
Net current-period other comprehensive income	$ 321,000		$ 1,346,000
[1] Amounts in parentheses indicate debits to profit/loss

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Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

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Amount after tax, before reclassification adjustments of other comprehensive income (loss).

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Amount after tax and reclassification adjustments of other comprehensive income (loss).

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Amount after tax of reclassification adjustments of other comprehensive income (loss).

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