Credit Facility (Details Textual) (USD $)			3 Months Ended	12 Months Ended		3 Months Ended	13 Months Ended
	Dec. 31, 2011	Jun. 30, 2013 Collateral for Borrowing [Member]	Mar. 31, 2013 Revolving Credit Facility [Member]	Dec. 31, 2011 Revolving Credit Facility [Member]	Dec. 31, 2011 Revolving Credit Facility [Member] London Interbank Offered Rate (LIBOR) [Member]	Mar. 31, 2013 Secured Debt [Member]	Apr. 30, 2012 Secured Debt [Member] Equipment Term Loan [Member] Installment	Mar. 31, 2013 Secured Debt [Member] Equipment Term Loan [Member]	Mar. 31, 2013 Secured Debt [Member] London Interbank Offered Rate (LIBOR) [Member] Equipment Term Loan [Member]	Dec. 31, 2011 Secured Debt [Member] London Interbank Offered Rate (LIBOR) [Member] Equipment Term Loan [Member]
Debt Instrument [Line Items]
Revolving line of credit			$ 15,000,000
Required pledge of percentage of equity interests in subsidiary	65.00%
Borrowings under credit facility, interest payable description			at either (i) the bank’s prime rate or (ii) LIBOR plus 2.25%			Equipment Term Loan and the applicable interest rate was LIBOR plus 2.25% (2.5% as of March 31, 2013)
Borrowings under credit facility, interest related to Libor rate					2.25%					2.25%
Commitment fee percentage				0.25%
Equipment term loan number of payments							36
Equipment term loan, interest rate									2.50%
Restricted cash		1,800,000
Long-term Debt								3,600,000
Amounts outstanding under the Revolving Line of Credit			$ 0