ACCRUED LIABILITIES (Details) (USD $)	Jun. 30, 2014	Jun. 30, 2013
Accrued liabilities [Abstract]
Salaries and wages	$ 6,648,000	$ 9,513,000
Retirement benefits	4,909,000	3,973,000
Warranty	3,917,000	3,910,000
Customer advances/deferred revenue	3,082,000	7,234,000
Accrued income tax	1,913,000	2,541,000
Distributor rebate	3,242,000	3,636,000
Other	7,554,000	8,364,000
Total accrued liabilities	$ 31,265,000	$ 39,171,000