Concentration of Credit Risk (Details Textual) - USD ($)	3 Months Ended	6 Months Ended
Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Accounts Receivable, Net, Current, Total	$ 9,210,602		$ 9,210,602		$ 11,286,797
Customer A [Member] \| Accounts Receivable [Member]
Concentration Risk, Percentage			26.00%	20.80%
Accounts Receivable, Net, Current, Total	2,392,000	$ 2,092,000	$ 2,392,000	$ 2,092,000
Customer B [Member] \| Accounts Receivable [Member]
Concentration Risk, Percentage			18.70%	15.30%
Accounts Receivable, Net, Current, Total	$ 1,722,000	$ 1,541,000	$ 1,722,000	$ 1,541,000
Two Customers [Member]
Concentration Risk, Percentage	10.00%	10.00%	10.00%	10.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 18

-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13531-108611

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6404-108592

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 21

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611

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