INCOME TAXES (Details) (USD $)	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Earnings before income taxes and noncontrolling interest [Abstract]
United States	$ 1,107,000	$ 3,935,000	$ 43,335,000
Foreign	6,989,000	5,302,000	1,421,000
Earnings before income taxes and noncontrolling interest	8,096,000	9,237,000	44,756,000
Currently payable [Abstract]
Federal	651,000	1,745,000	7,310,000
State	104,000	(234,000)	188,000
Foreign	2,837,000	2,788,000	2,831,000
Currently payable, total	3,592,000	4,299,000	10,329,000
Deferred [Abstract]
Federal	1,309,000	1,122,000	7,653,000
State	(95,000)	439,000	662,000
Foreign	(580,000)	(874,000)	(829,000)
Deferred, total	634,000	687,000	7,486,000
Total provision (benefit)	4,226,000	4,986,000	17,815,000
Deferred tax assets [Abstract]
Retirement plans and employee benefits	13,692,000	20,675,000
Foreign tax credit carryforwards	706,000	0
Federal tax credits	160,000	0
State net operating loss and other state credit carryforwards	348,000	91,000
Inventory	1,672,000	1,421,000
Reserves	2,578,000	2,388,000
Foreign NOL carryforwards	6,090,000	4,311,000
Accruals	681,000	822,000
Other assets	(54,000)	98,000
Deferred tax assets, total	25,873,000	29,806,000
Deferred tax liabilities [Abstract]
Property, plant and equipment	8,650,000	10,295,000
Intangibles	5,528,000	5,595,000
Other liabilities	711,000	439,000
Deferred tax liabilities, total	14,889,000	16,329,000
Valuation Allowance	(5,593,000)	(3,724,000)
Total net deferred tax assets	5,391,000	9,753,000
Net deferred tax position is included in Accrued Liabilities	166,000	216,000
Additional valuation allowance	1,869,000
Reconciliation of U.S. federal income taxes to actual income taxes [Abstract]
Rate of federal income tax (in hundredths)	35.00%	35.00%	35.00%
U.S. federal income tax at 35%	2,754,000	3,104,000	15,595,000
Increases (reductions) in tax resulting from [Abstract]
Foreign tax items	(291,000)	88,000	169,000
State taxes	228,000	296,000	797,000
Valuation allowance	1,551,000	1,216,000	1,060,000
Research & development tax credits	(267,000)	(526,000)	(215,000)
Change in prior year estimate	139,000	309,000	96,000
Section 199 deduction	(109,000)	(84,000)	(908,000)
Goodwill impairment	0	0	1,292,000
Unrecognized tax benefits	183,000	539,000	(217,000)
Other, net	38,000	44,000	146,000
Total provision (benefit)	4,226,000	4,986,000	17,815,000
Undistributed earnings of foreign subsidiaries	2,700,000
Open Tax Year	2010 through 2014
Unrecognized tax benefits, which, if recognized would impact the effective tax rate	800,000
Reconciliation of unrecognized tax benefits [Roll Forward]
Unrecognized tax benefits, beginning of year	1,556,000	1,163,000
Additions based on tax positions related to the prior year	7,000	351,000
Additions based on tax positions related to the current year	173,000	361,000
Subtractions due to statutes closing	(1,000)	(40,000)
Settlements with taxing authorities	(132,000)	(279,000)
Unrecognized tax benefits, end of year	1,603,000	1,556,000	1,163,000
Interest and penalties	$ 309,000	$ 296,000