Note 4. Commitments and Contingent Liabilities - Leases Textuals (Details) (USD $)	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Operating Leased Assets
Operating Leases, Future Minimum Payments Due, Next Twelve Months	$ 3,500,000
Operating Leases, Future Minimum Payments, Due in Two Years	2,500,000
Operating Leases, Future Minimum Payments, Due in Three Years	1,700,000
Operating Leases, Future Minimum Payments, Due in Four Years	900,000
Operating Leases, Future Minimum Payments, Due in Five Years	400,000
Operating Leases, Future Minimum Payments, Due Thereafter	500,000
Rental expenses	4,800,000	6,200,000	5,400,000
Contingent lease payments	400,000	500,000	400,000
Capitalized Leases	$ 0	$ 0