Profit Sharing Pension and Post Retirement Medical Benefit Plans (Details Textuals) (USD $)	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2009
Profit Sharing Pension And Post Retirement Medical Benefit Plans (Textuals) [Abstract]
Employer contributions to discretionary savings and other defined plans		$ 14,500,000	$ 9,400,000	$ 2,300,000
Employee eligibility criteria one		Employees become eligible for these benefits if they reach age 55, with age plus years of service equal to 70
Employee eligibility criteria two		Employees become eligible for these benefits if they reach age 60, with age plus years of service equal to 80
Discontinuation of the plans		For employees who were not within 10 years of qualifying sevice
Net gain recognized in other comprehensive income		33,800,000
Accumulated other comprehensive income reclassified as a component of net period benefit cost		8,700,000
Amount in accumulated other comprehensive income that is expected to be recognized as a component of net periodic benefit cost in fiscal year	200,000
Target allocation percentage of equity investments in plan assets		67.00%
Target allocation percentage of fixed income investments in plan assets		33.00%
Estimated future benefit payments	$19.0 million in any year through 2021
Reduction in pension liability		11,800,000
Curtailment gain related to plant closing			3,800,000
Curtailment expenses related to plant closing			1,800,000
Reduction in cost of sales due to curtailment adjustments				1,600,000
Reduction in selling, general and administrative expense due to curtailment adjustments				2,100,000
Restructuring cost resulting from curtailment and settlement adjustment				3,800,000
U.S. Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected future employer contribution in next fiscal year	1,000,000
Profit Sharing Pension And Post Retirement Medical Benefit Plans (Textuals) [Abstract]
Employer contributions to discretionary savings and other defined plans		2,510,000	3,745,000
Non-U.S. Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected future employer contribution in next fiscal year	14,600,000
Profit Sharing Pension And Post Retirement Medical Benefit Plans (Textuals) [Abstract]
Employer contributions to discretionary savings and other defined plans		14,072,000	12,099,000
Postretirement Medical Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected future employer contribution in next fiscal year	1,200,000
Profit Sharing Pension And Post Retirement Medical Benefit Plans (Textuals) [Abstract]
Employer contributions to discretionary savings and other defined plans		$ 921,000	$ 1,196,000