Note 3- Business Segment Information (Details) - Revenue by Geographic Region (USD $)	3 Months Ended
	Sep. 30, 2014		Sep. 30, 2013
Net Sales (a):
Net Sales	$ 78,466,000	[1]	$ 80,486,000	[1]
UNITED STATES
Net Sales (a):
Net Sales	78,425,000	[1]	79,673,000	[1]
CANADA
Net Sales (a):
Net Sales	$ 41,000	[1]	$ 813,000	[1]

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