Note 7 - Intangible Assets (Details) - Carrying Amount, Accumulated Amortization and the Resulting Net Book Value of Intangible Assets: (USD $)	Jun. 30, 2013	Jun. 30, 2012
Customer Lists [Member]
Finite-Lived Intangible Assets [Line Items]
Carrying amount	$ 10,234,000	$ 9,395,000
Accumulated amortization	6,648,000	6,105,000
Net book value	3,586,000	3,290,000
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Carrying amount	3,931,000	3,931,000
Accumulated amortization	1,247,000	945,000
Net book value	2,684,000	2,986,000
Intellectual Property [Member]
Finite-Lived Intangible Assets [Line Items]
Carrying amount	1,324,000	1,324,000
Accumulated amortization	1,324,000	1,324,000
Total [Member]
Finite-Lived Intangible Assets [Line Items]
Carrying amount	15,489,000	14,650,000
Accumulated amortization	9,219,000	8,374,000
Net book value	$ 6,270,000	$ 6,276,000