Note G - Accumulated Other Comprehensive Income (Details) - Accumulted Other Comprehensive Income (Loss) (USD $)	3 Months Ended	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2014		Mar. 31, 2014	Dec. 31, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	$ 7,293,000	$ 7,293,000		$ 6,582,000	$ 6,160,000
Other comprehensive income before reclassifications	710,000	1,132,000
Amounts reclassified from accumulated other comprehensive income, net of tax of $-		1,000	[1]
Net current-period other comprehensive income	711,000	1,133,000
Amounts Reclassified from AOCI [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive income, net of tax of $-	$ 1,000

[1] Amounts in parentheses indicate debits to profit/loss