12. Debt (Details) (USD $)	Sep. 30, 2013	Dec. 31, 2012
Total debt	$ 15,228,778	$ 43,636,076
Debt - current	13,883,224	2,286,513
Debt - long term	1,345,554	41,349,563
Amounts outstanding under the Credit Facility & MidCap Funding V, LLC [Member]
Total debt	13,741,968	42,000,000
Stancorp Mortgage [Member]
Total debt	1,483,145	1,580,748
Capital leases [Member]
Total debt	$ 3,665	$ 55,328