Accounts Receivable and Unbilled Accounts Receivable (Schedule of Unbilled Accounts Receivable) (Details) (USD $)	Dec. 31, 2013	Dec. 31, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Unbilled accounts receivable	$ 1,561,030	$ 2,969,450
Commercial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Unbilled accounts receivable	435,230	1,564,078
Government [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Unbilled accounts receivable	$ 1,125,800	$ 1,405,372