Stock-Based Compensation (Details 6) (Warrant [Member], USD $)	12 Months Ended
	Dec. 31, 2013
Exercise Price 1.14 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise Price	$ 1.14
Warrants Outstanding	100,000
Warrants Exercisable	100,000
Weighted Average Remaining Contractual Life	3 years 1 month 2 days
Aggregate Intrinsic value	$ 43,000
Exercise Price 1.32 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise Price	$ 1.32
Warrants Outstanding	18,182
Warrants Exercisable	18,182
Weighted Average Remaining Contractual Life	2 years
Aggregate Intrinsic value	4,000
Exercise Price 1.60 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise Price	$ 1.60
Warrants Outstanding	635,855
Warrants Exercisable	635,855
Weighted Average Remaining Contractual Life	3 years 9 months 25 days
Aggregate Intrinsic value	0
Exercise Price 2.20 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise Price	$ 2.20
Warrants Outstanding	250,000
Warrants Exercisable	50,000
Weighted Average Remaining Contractual Life	2 months 12 days
Aggregate Intrinsic value	0
Exercise Price 2.22 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise Price	$ 2.22
Warrants Outstanding	517,257
Warrants Exercisable	517,257
Weighted Average Remaining Contractual Life	2 years 10 months 28 days
Aggregate Intrinsic value	0
Exercise Price 3.30 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise Price	$ 3.30
Warrants Outstanding	61,207
Warrants Exercisable	61,207
Weighted Average Remaining Contractual Life	1 year 4 months 28 days
Aggregate Intrinsic value	0
Exercise Price 3.75 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise Price	$ 3.75
Warrants Outstanding	50,000
Warrants Exercisable	50,000
Weighted Average Remaining Contractual Life	2 years 1 month 17 days
Aggregate Intrinsic value	0
Exercise Price 1.99 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise Price	$ 1.99
Warrants Outstanding	1,632,501
Warrants Exercisable	1,432,501
Weighted Average Remaining Contractual Life	2 years 9 months 7 days
Aggregate Intrinsic value	$ 47,000