CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (USD $) In Thousands	Common Stock [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Non-Controlling Interest [Member]	Total
Balance, beginning of period at Jun. 30, 2010	$ 10,667	$ 146,863	$ (42,048)	$ (27,597)	$ 859	$ 88,744
Net earnings		17,997			135	18,132
Translation adjustments			19,159		113	19,272
Benefit plan adjustments, net of tax			11,506			11,506
Cash dividends		(3,411)			(138)	(3,549)
Compensation expense and windfall tax benefits	2,219					2,219
Shares (acquired) issued, net	(2,023)			2,345		322
Balance, end of period at Jun. 30, 2011	10,863	161,449	(11,383)	(25,252)	969	136,646
Net earnings		26,743			198	26,941
Translation adjustments			(11,724)		(14)	(11,738)
Benefit plan adjustments, net of tax			(11,690)			(11,690)
Cash dividends		(3,886)			(131)	(4,017)
Compensation expense and windfall tax benefits	2,808					2,808
Shares (acquired) issued, net	(912)			(1,529)		(2,441)
Balance, end of period at Jun. 30, 2012	12,759	184,306	(34,797)	(26,781)	1,022	136,509
Net earnings		3,882			369	4,251
Translation adjustments			576		(129)	447
Benefit plan adjustments, net of tax			8,322			8,322
Cash dividends		(4,078)			(204)	(4,282)
Compensation expense and windfall tax benefits	2,894					2,894
Shares (acquired) issued, net	(2,470)			(2,109)		(4,579)
Balance, end of period at Jun. 30, 2013	$ 13,183	$ 184,110	$ (25,899)	$ (28,890)	$ 1,058	$ 143,562