Note 6 - Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2014

Chief Financial Officer [Member]

Note 6 - Stock-Based Compensation (Tables) [Line Items]

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

Risk-free interest rates	0.81	%
Expected life (in years)	3.375
Dividend yield	0.80	%
Expected volatility	33.50	%
Forfeiture rate	0.00	%

Chief Executive Officer [Member]

Note 6 - Stock-Based Compensation (Tables) [Line Items]

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Grant of options to purchase 300,000 shares of common stock			Grant of options to purchase 100,000 shares of common stock
Risk-free interest rates		2.36	%		1.64	%
Expected life (in years)		7.25			4.75
Dividend yield		0.90	%		0.90	%
Expected volatility		42.80	%		33.10	%