Note 1 - Summary of Significant Accounting Policies (Tables)

12 Months Ended

Jun. 30, 2014

Accounting Policies [Abstract]

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

(In thousands)	June 30,			June 30,
	2014			2013
Accounts receivable	$	43,047		$	46,337
less Allowance for doubtful accounts		(294	)		(346	)
Accounts receivable, net	$	42,753		$	45,991

Property, Plant and Equipment [Table Text Block]

Buildings (in years)	28 - 40
Machinery and equipment (in years)	3 - 10
Computer software (in years)	3 -8

Schedule of Product Warranty Liability [Table Text Block]

(In thousands)	June 30, 2014			June 30, 2013
Balance at beginning of the period	$	1,424		$	1,121
Additions charged to expense		3,816			2,134
Deductions for repairs and replacements		(2,578	)		(1,831	)
Balance at end of the period	$	2,662		$	1,424

Schedule of Assets and Liabilities of Wholly-Owned Subsidiary [Table Text Block]

	June 30,		June 30,
Amounts in thousands	2014		2013
Cash	$	741	$	613
Accounts Receivable (net)		860		996
Inventory (net)		342		697
Other Current Assets		105		468
PP&E (net)		187		329
Intangible Assets		622		674
Other Long-Term Asset		3		7
Total Assets	$	2,860	$	3,784
Accounts Payable and Accrued Expenses	$	195	$	319
Total Liabilities	$	195	$	319