Note 9 - Derivative Financial Instruments (Details) - Fair Value of Swaps Recognized in Accrued Liabilities and in Other Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2015	Jun. 30, 2014
Note 9 - Derivative Financial Instruments (Details) - Fair Value of Swaps Recognized in Accrued Liabilities and in Other Comprehensive Income (Loss) [Line Items]
Fair Value	$ (551)	$ (1,061)
Effective Date 1 [Member] \| Interest Rate Swap 1 [Member]
Note 9 - Derivative Financial Instruments (Details) - Fair Value of Swaps Recognized in Accrued Liabilities and in Other Comprehensive Income (Loss) [Line Items]
Notional Amount	$ 5,000
Fixed Rate	2.495%
Maturity	May 26, 2015
Fair Value		(108)
Effective Date 1 [Member] \| Interest Rate Swap 2 [Member]
Note 9 - Derivative Financial Instruments (Details) - Fair Value of Swaps Recognized in Accrued Liabilities and in Other Comprehensive Income (Loss) [Line Items]
Notional Amount	$ 5,000
Fixed Rate	2.495%
Maturity	May 26, 2015
Fair Value		(108)
Effective Date 2 [Member] \| Interest Rate Swap 3 [Member]
Note 9 - Derivative Financial Instruments (Details) - Fair Value of Swaps Recognized in Accrued Liabilities and in Other Comprehensive Income (Loss) [Line Items]
Notional Amount	$ 10,000
Fixed Rate	2.395%
Maturity	May 26, 2015
Fair Value		(206)
Effective Date 3 [Member] \| Interest Rate Swap 4 [Member]
Note 9 - Derivative Financial Instruments (Details) - Fair Value of Swaps Recognized in Accrued Liabilities and in Other Comprehensive Income (Loss) [Line Items]
Notional Amount	$ 5,000
Fixed Rate	2.34%
Maturity	May 26, 2015
Fair Value		(100)
Effective Date 4 [Member] \| Interest Rate Swap 5 [Member]
Note 9 - Derivative Financial Instruments (Details) - Fair Value of Swaps Recognized in Accrued Liabilities and in Other Comprehensive Income (Loss) [Line Items]
Notional Amount	$ 5,000
Fixed Rate	2.38%
Maturity	May 26, 2015
Fair Value		(103)
Effective Date 5 [Member] \| Interest Rate Swap 6 [Member]
Note 9 - Derivative Financial Instruments (Details) - Fair Value of Swaps Recognized in Accrued Liabilities and in Other Comprehensive Income (Loss) [Line Items]
Notional Amount	$ 5,000
Fixed Rate	1.60%
Maturity	Sep. 22, 2014
Fair Value		(18)
Effective Date 6 [Member] \| Interest Rate Swap 7 [Member]
Note 9 - Derivative Financial Instruments (Details) - Fair Value of Swaps Recognized in Accrued Liabilities and in Other Comprehensive Income (Loss) [Line Items]
Notional Amount	$ 10,000
Fixed Rate	2.75%
Maturity	Mar. 15, 2016
Fair Value	$ (186)	$ (418)
Effective Date 7 [Member] \| Interest Rate Swap 8 [Member]
Note 9 - Derivative Financial Instruments (Details) - Fair Value of Swaps Recognized in Accrued Liabilities and in Other Comprehensive Income (Loss) [Line Items]
Notional Amount	$ 20,000
Fixed Rate	1.18%
Maturity	Dec. 19, 2017
Fair Value	$ (140)
Effective Date 7 [Member] \| Interest Rate Swap 9 [Member]
Note 9 - Derivative Financial Instruments (Details) - Fair Value of Swaps Recognized in Accrued Liabilities and in Other Comprehensive Income (Loss) [Line Items]
Notional Amount	$ 5,000
Fixed Rate	1.20%
Maturity	Dec. 19, 2017
Fair Value	$ (36)
Effective Date 8 [Member] \| Interest Rate Swap 10 [Member]
Note 9 - Derivative Financial Instruments (Details) - Fair Value of Swaps Recognized in Accrued Liabilities and in Other Comprehensive Income (Loss) [Line Items]
Notional Amount	$ 10,000
Fixed Rate	2.01%
Maturity	Dec. 19, 2019
Fair Value	$ (150)
Effective Date 9 [Member] \| Interest Rate Swap 11 [Member]
Note 9 - Derivative Financial Instruments (Details) - Fair Value of Swaps Recognized in Accrued Liabilities and in Other Comprehensive Income (Loss) [Line Items]
Notional Amount	$ 15,000
Fixed Rate	1.46%
Maturity	Dec. 19, 2018
Fair Value	$ (39)