Description of Business (Details 2) (USD $)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014	Dec. 31, 2013	Jun. 24, 2014	Feb. 05, 2015	Feb. 06, 2014
Description of Business
Cash and cash equivalents	$ 560,000	$ 198,000	$ 1,006,000	$ 1,139,000
Net loss	310,000	270,000
Period during which the entity expects to have sufficient cash resources to finance its operations and capital expenditures	12 months
Current Line of Credit
Description of Business
Funding available	500,000
Maximum borrowing capacity	625,000				625,000
Promissory note | G. Ward Paxton, chief executive officer
Description of Business
Funding available	670,000
Maximum borrowing capacity	$ 2,200,000					$ 2,200,000	$ 2,200,000