Note 2 - Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2014

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

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

Options	Shares		Weighted Average Exercise Price Per Share		Weighted Average Remaining Contractual Term		Aggregate Intrinsic Value
Outstanding at January 1, 2014		46,000	$	23.96
Exercised		2,500		23.00
Forfeited or expired		---		---
Outstanding September 30, 2014		43,500	$	24.02		0.58	$	163
Exercisable at September 30, 2014		43,500	$	24.02		0.58	$	163