Note 13 - Sale of Subsidiary (Details) - USD ($)			3 Months Ended
		Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Note 13 - Sale of Subsidiary (Details) [Line Items]
Gain (Loss) on Disposition of Business				$ (565,000)
Revenue, Net	[1]		$ 85,925,000	78,466,000
Operating Income (Loss)			$ 5,763,000	2,534,000
LSI Saco Technologies Inc [Member]
Note 13 - Sale of Subsidiary (Details) [Line Items]
Sale of Stock, Consideration Received on Transaction		$ 1,900,000
Gain (Loss) on Disposition of Business		(565,000)
Line of Credit, Terminated		$ 5,000,000		5,000,000
Revenue, Net				41,000
Operating Income (Loss)				$ 183,000

[1] Net sales are attributed to geographic areas based upon the location of the operation making the sale.