Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Capital Stock, Stock Plans and Stock-based Compensation (Tables)

Note 4 - Capital Stock, Stock Plans and Stock-based Compensation (Tables)

3 Months Ended

Mar. 31, 2017

Notes Tables

Schedule of Stock Options Roll Forward [Table Text Block]

		Shares				Weighted Average Exercise Price				Weighted Average Remaining Contractual Term (years)				Aggregate Intrinsic Value (2)
Options outstanding January 1, 2017			247,200			$	6.69
Granted			6,000				3.79
Exercised		─				─
Forfeited/expired			(30,000	)			5.00
Options outstanding end of period (1)			223,200			$	6.84				4.7			$	4,380
Options exercisable at March 31, 2017 (1)			163,867			$	7.87				4.5			$	4,380
Options exercisable and expected to be vested at March 31, 2017			223,200			$	6.84				4.7			$	4,380

		Shares				Weighted Average Exercise Price				Weighted Average Remaining Contractual Term (years)				Aggregate Intrinsic Value (2)
Options outstanding January 1, 2016			218,200			$	7.65
Granted		─				─
Exercised		─				─
Forfeited/expired		─				─
Options outstanding end of period (1)			218,200			$	7.65				4.6			$	13,980
Options exercisable at March 31, 2016 (1)			181,533			$	8.18				4.6			$	13,980
Options exercisable and expected to be vested at March 31, 2016			212,333			$	7.72				4.6			$	13,980

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

		Outside Director Stock Options Granted
		January 13, 2017
Weighted-average fair value per option		$	2.63
Risk -free interest rate (1)			2.40%
Expected volatility of stock (2)			56.32%
Dividend yield		None
Expected option life (3) (years)		10.0

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

		Three Months Ended
Stock Options		March 31,
		2017				2016
Employee Stock Options		$	11,000			$	13,000
Director Stock Options			12,000				15,000
Total		$	23,000			$	28,000