Note 14 - Related Party Transactions (Details) - Expenses from Related Party Transactions (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Keating Muething & Klekamp PLL [Member]
Related Party Transaction [Line Items]
Related Party Transactions	$ 84	$ 172	$ 127
American Engineering and Metal Working [Member]
Related Party Transaction [Line Items]
Related Party Transactions	394	272	178
3970957 Canada Inc. [Member]
Related Party Transaction [Line Items]
Related Party Transactions	182	190	181
Synergy Electronic LTD [Member]
Related Party Transaction [Line Items]
Related Party Transactions	$ 232	$ 195	$ 81