Stockholders' Equity - Stock Warrant Activity (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Warrants outstanding, beginning of period	575,000	225,000
Warrants granted		350,000
Warrants outstanding, end of period	575,000	575,000
Warrants exercisable, end of period		575,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Weighted Average Exercise Price
Warrants, weighted average exercise price outstanding, beginning of period	$ 2.29	$ 2.36
Warrants, weighted average exercise price granted		$ 2.25
Warrants, weighted average exercise price outstanding, end of period	$ 2.29	$ 2.29
Warrants, weighted average exercise price exercisable, end of period	$ 2.29
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures
Warrants, weighted average remaining contractual life outstanding, beginning of period	5 years 1 month	6 years 1 month
Warrants, weighted average remaining contractual life, granted		4 years 5 months
Warrants, weighted average remaining contractual life outstanding, end of period	4 years 1 month	5 years 1 month
Warrants, weighted average remaining contractual life exercisable, end of period	4 years 1 month