Note 6 - Loan Payable: (Details) (USD $)	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Note 6 - Loan Payable: (Details) [Line Items]
Loans Payable, Current	$ 7,754,000
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months	574,000
Long-term Debt, Maturities, Repayments of Principal in Year Two	704,000
Long-term Debt, Maturities, Repayments of Principal in Year Three	723,000
Long-term Debt, Maturities, Repayments of Principal in Year Four	741,000
Long-term Debt, Maturities, Repayments of Principal in Year Five	760,000
Long-term Debt, Maturities, Repayments of Principal after Year Five	4,252,000
Interest Only Payments, Number of Years [Member] | Pennvest Loan [Member]
Note 6 - Loan Payable: (Details) [Line Items]
Line of Credit Facility, Frequency of Payment and Payment Terms	three
Amortization of Principal, Number of Years [Member] | Pennvest Loan [Member]
Note 6 - Loan Payable: (Details) [Line Items]
Line of Credit Facility, Frequency of Payment and Payment Terms	ten
Years 1 through 5 [Member] | Pennvest Loan [Member]
Note 6 - Loan Payable: (Details) [Line Items]
Debt Instrument, Interest Rate During Period	2.547%
Years 6 through Maturity [Member] | Pennvest Loan [Member]
Note 6 - Loan Payable: (Details) [Line Items]
Debt Instrument, Interest Rate During Period	3.184%
Pennvest Loan [Member]
Note 6 - Loan Payable: (Details) [Line Items]
Loans Payable, Current	7,754,000
Line of Credit Facility, Maximum Borrowing Capacity	7,754,000
Interest Expense, Debt	197,494	192,274
Interest Costs Capitalized	$ 15,793	$ 184,301