SHAREHOLDERS' EQUITY (Details) (USD $)	3 Months Ended	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2013 Multiple	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2009	Jul. 27, 2012	Feb. 01, 2008
SHAREHOLDERS' EQUITY [Abstract]
Total common stock outstanding (in shares)	11,212,952	11,212,952	11,304,487	11,359,894
Treasury stock, shares (in shares)	1,886,516	1,886,516	1,794,981	1,739,574
Treasury shares issued (in shares)		123,997	69,593	161,668
Forfeiture of restricted share (in shares)	30,532
Number of shares authorized to be repurchased at market value (in shares)							500,000
Common stock, average price (in dollars per share)		$ 16.59	$ 19.40		$ 7.25
Cost of shares purchased	$ 185,000	$ 185,000	$ 2,425,000		$ 1,812,500
Number of shares repurchased (in shares)		3,068,652	125,000		250,000
Number of additional shares authorized to purchase at market value (in shares)						375,000
Cash dividend (in dollars per share)		$ 0.36	$ 0.34	$ 0.30
Class of Stock [Line Items]
Number of business days following public announcement to exercise right		10 days
Beneficial ownership of entity's common stock, minimum (in hundredths)	20.00%	20.00%
Beneficial ownership of entity's common stock for existing holder, minimum (in hundredths)		30.00%
Beneficial ownership of entity's common stock as a result of transfer, minimum (in hundredths)		20.00%
Number of business days following commencement of tender offer		10 days
Beneficial ownership of entity's common stock, second condition, minimum (in hundredths)		20.00%
Beneficial ownership of entity's common stock for existing holder, second condition, minimum (in hundredths)		30.00%
Multiple of exercise price		2
Maturity date of rights	Jun. 30, 2018	Jun. 30, 2018
Redemption price of a right (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	200,000	200,000	200,000
Preferred stock, shares issued (in shares)	0	0	0
Preferred stock designated for shareholder rights plan (in shares)	150,000	150,000
Accumulated other comprehensive loss included in equity
Translation adjustments	16,949,000	16,949,000	16,373,000
Benefit plan adjustments, net of income taxes of $25,242 and $29,404, respectively	(42,848,000)	(42,848,000)	(51,170,000)
Accumulated other comprehensive loss	(25,899,000)	(25,899,000)	(34,797,000)
Tax effect on benefit plan adjustments		$ 25,242,000	$ 29,404,000
Series A Junior Preferred Stock [Member]
Class of Stock [Line Items]
Number of preferred stock purchase rights per outstanding share of common stock		1
Number of shares exercised per right (in shares)	0.0025	0.0025
Exercise price of rights (in dollars per unit)	$ 125	$ 125