Note 12 - Stock-based Compensation (Tables)

12 Months Ended

Dec. 31, 2015

Note 12 - Stock-based Compensation (Tables) [Line Items]

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

	Shares Available			Options Outstanding			Price		Aggregate Intrinsic Value
Outstanding at December 31, 2013		842,250			160,375		$	11.84	$	185,900
Options granted		(19,000	)		19,000			8.34
Restricted stock awards		(13,900	)		-			8.36
Forfeited		3,500			(3,500	)		6.78
Expired		-			(6,375	)		16.42
Exercised		-			-			0.00
Outstanding at December 31, 2014		812,850			169,500		$	11.38	$	194,020
Options granted		(14,000	)		14,000			8.01
Forfeited		7,250			(7,250	)		7.15
Expired		-			(10,500	)		19.54
Exercised		-			-			0.00
Outstanding at December 31, 2015		806,100			165,750		$	10.76	$	234,380

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

	December 31,
Year Ended:	2015			2014
Dividend growth rate		1.00	%		1.00	%
Expected volatility		96.90	%		53.00	%
Average risk-free interest rates		1.49	%		1.85	%
Expected lives (years)		7.0			6.5

Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding [Table Text Block]

			Outstanding						Exercisable
Range of Exercise Price			Shares		Life		Price		Shares		Price
$4.00	–	10.00		100,000		6.81	$	6.16		46,700	$	5.56
$10.01	–	17.00		27,000		3.70		11.01		27,000		11.01
$17.01	–	26.00		29,250		2.26		20.65		29,750		20.65
$26.01	–	34.00		9,500		.69		28.14		9,500		28.14
				165,750		5.15		10.76		112,450		12.70

Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block]

	Year Ended December 31,
	2015			2014
Increased (reduced) net income before income taxes	$	(68,705	)	$	(59,798	)
Increased (reduced) net income		(68,705	)		(59,798	)
Reduced basic earnings per share		0.01			0.00
Reduced diluted earnings per share		0.01			0.00

Employee Stock Option [Member]

Note 12 - Stock-based Compensation (Tables) [Line Items]

Schedule of Nonvested Share Activity [Table Text Block]

Year Ended:	December 31, 2015					December 31, 2014
	Shares			Price		Shares			Price
Nonvested at beginning of year		62,700		$	6.14		58,750		$	5.38
Granted		14,000			8.01		19,000			8.34
Forfeited		(5,250	)		7.22		(3,500	)		6.78
Vested		(18,150	)		5.71		(11,550	)		5.72
Nonvested at end of year		53,300			6.67		62,700			6.14

Restricted Stock [Member]

Note 12 - Stock-based Compensation (Tables) [Line Items]

Schedule of Nonvested Share Activity [Table Text Block]

	Shares			Price
Nonvested at December 31, 2014		13,900		$	8.36
Granted		-			-
Vested		(3,475	)		8.36
Forfeited		-			-
Nonvested at December 31, 2015		10,425		$	8.36