Stock Based Compensation (Tables)

6 Months Ended

Jun. 30, 2015

Officer and Employee Plans [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

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

A summary of the status of these stock option plans is presented in the following table:

					Weighted-
					Average
			Weighted		Contractual
			Average		Remaining	Aggregate
			Exercisable		Term	Intrinsic
	Number		Price		(in years)	Value
Outstanding at December 31, 2014		939,835	$	3.15	6.8  Years	$	953,940
Granted		-		-
Exercised		(5,400)		1.76
Forfeited		(39,910)		9.23
Outstanding at June 30, 2015		894,525	$	2.89	6.6  Years	$	1,473,549
Options exercisable at June 30, 2015		477,332	$	3.45

Board Of Directors Plan [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

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

A summary of the status of this stock option plan is presented in the following table: 

					Weighted-
					Average
			Weighted		Contractual
			Average		Remaining	Aggregate
			Exercisable		Term	Intrinsic
	Number		Price		(in years)	Value
Outstanding at December 31, 2014		254,250	$	2.71	7.4 Years	$	264,500
Granted
Exercised		-		-
Forfeited		(8,000)		9.23
Outstanding at June 30, 2015		246,250	$	2.50	7.1 Years	$	415,561
Options exercisable at June 30, 2015		206,250	$	2.52