Note 5 - Loan Payable (Details Textual) - USD ($)	3 Months Ended		6 Months Ended		54 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Sep. 25, 2014	Jan. 26, 2009
Construction Loan							$ 7,750,000
PA-1 [Member]
Debt Instrument, Debt Default, Amount						$ 8,137,117
Pennvest Loan [Member]
Construction Loan	$ 8,679,992		$ 8,679,992		$ 8,679,992
Accrued Interest and Late Charges Payable	925,992		925,992		925,992
Line of Credit Facility, Maximum Borrowing Capacity	7,754,000		7,754,000		7,754,000
Repayments of Long-term Debt					2,001,000
Long-term Debt, Maturities, Repayments of Principal, Remainder of Fiscal Year	741,000		741,000		741,000
Long-term Debt, Maturities, Repayments of Principal in Year Two	760,000		760,000		760,000
Long-term Debt, Maturities, Repayments of Principal in Year Three	771,000		771,000		771,000
Long-term Debt, Maturities, Repayments of Principal in Year Four	794,000		794,000		794,000
Long-term Debt, Maturities, Repayments of Principal in Year Five	819,000		819,000		819,000
Long-term Debt, Maturities, Repayments of Principal after Year Five	1,867,000		1,867,000		$ 1,867,000
Interest Expense, Debt	$ 49,374	$ 49,374	$ 98,747	$ 98,747
Pennvest Loan [Member] | Amortization of Principal Number of Years [Member]
Term Loan Payment Term			3 years
Pennvest Loan [Member] | Interest Only Payments Number of Years [Member]
Term Loan Payment Term			10 years
Pennvest Loan [Member] | Years One Through Five [Member]
Debt Instrument, Interest Rate During Period			2.547%
Pennvest Loan [Member] | Years Six Through Maturity [Member]
Debt Instrument, Interest Rate During Period			3.184%