Note 5 - Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2014

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

	Incentive Stock Option			Non-Incentive Stock Option			Weighted Average Exercise Price
Balance outstanding as of January 1, 2014		168,100			121,000		$	16.54
Granted		-			-			-
Exercised		(11,800	)		(4,500	)		5.20
Forfeited		-			(21,500	)		18.00
Balance outstanding as of June 30, 2014		156,300			95,000			17.15
Options exercisable as of June 30, 2014		149,200			85,750			17.98