Basis of Presentation and Significant Accounting Policies (Narrative) (Details) - USD ($)	1 Months Ended	9 Months Ended		12 Months Ended
	Sep. 30, 2015	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014	Dec. 31, 2013
Significant Accounting Policies
Anti-dilutive securities		11,696,657	12,077,804
Net gain (loss) attributable to cash flow hedge		$ 81,000		$ 61,000
Notional Amount	$ 1,036,000	1,036,000
Impairment of goodwill		3,000,000
Unrestricted cash	1,244,696	1,244,696	$ 1,899,977	2,343,675	$ 1,977,031
Restricted cash	293,043	293,043		$ 355,793
Maximum borrowing capacity	800,000	$ 800,000
Proceeds from sale of equity	$ 950,000
Accounts Receivable [Member] | Major Customer 1
Significant Accounting Policies
Concentration of credit risk, percentage		16.00%	20.00%
Revenue [Member] | Major Customer 1
Significant Accounting Policies
Concentration of credit risk, percentage		23.00%	31.00%