Note 7 - Goodwill and Other Intangible Assets (Details) (USD $)	Dec. 31, 2014	Jun. 30, 2014	Sep. 30, 2014
Note 7 - Goodwill and Other Intangible Assets (Details) [Line Items]
Finite-Lived Intangible Assets, Gross	$ 22,052,000	$ 23,088,000
Finite-Lived Intangible Assets, Accumulated Amortization	19,130,000	19,283,000
Customer Relationships [Member] | LSI Saco [Member]
Note 7 - Goodwill and Other Intangible Assets (Details) [Line Items]
Finite-Lived Intangible Assets, Gross			1,036,000
Finite-Lived Intangible Assets, Accumulated Amortization			428,000
Customer Relationships [Member]
Note 7 - Goodwill and Other Intangible Assets (Details) [Line Items]
Finite-Lived Intangible Assets, Gross	9,316,000	10,352,000
Finite-Lived Intangible Assets, Accumulated Amortization	$ 7,144,000	$ 7,412,000