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Note 3 - Acquisition and Investment (Details) - Purchase Price Allocation (USD $)
In Thousands, unless otherwise specified
0 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Nov. 22, 2011
Bytewise [Member]
Nov. 22, 2011
Bytewise [Member]
Note 3 - Acquisition and Investment (Details) - Purchase Price Allocation [Line Items]        
Cash       $ 298
Accounts receivable       1,897
Inventories       1,674
Other current assets       74
Intangibles       9,300
Goodwill 3,034 3,034   3,034
Other long-term assets       69
Accounts payable       (379)
Accrued compensation costs       (270)
Accrued expenses       (329)
Cash paid to sellers     $ 15,368