Note 2 - Summary of Significant Accounting Policies (Tables)

9 Months Ended

Mar. 31, 2017

Notes Tables

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

(In thousands)	March 31,			June 30,
	2017			2016
Accounts receivable	$	49,139		$	47,201
Less: Allowance for doubtful accounts		(399	)		(226	)
Accounts receivable, net	$	48,740		$	46,975

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]

	Nine			Nine			Fiscal
	Months Ended			Months Ended			Year Ended
(In thousands)	March 31,			March 31,			June 30,
	2017			2016			2016
Balance at beginning of the period	$	5,069		$	3,408		$	3,408
Additions charged to expense		3,841			4,018			5,069
Addition from acquisition		907			--			--
Deductions for repairs and Replacements		(2,283	)		(2,606	)		(3,408	)
Balance at end of the period	$	7,534		$	4,820		$	5,069