Segment Data (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
External sales:
Total sales	$ 619,808	$ 629,459
Operating income:
Total operating income	58,830	64,381
Interest expense	7,081	5,956
Other expense (income), net	611	(902)
Income before income taxes	51,138	59,327
Industrial [Member]
External sales:
Total sales	338,230	335,194
Operating income:
Total operating income	39,820	39,327
Infrastructure [Member]
External sales:
Total sales	281,578	294,265
Operating income:
Total operating income	21,689	27,597
Corporate [Member]
Operating income:
Total operating income	$ (2,679)	$ (2,543)