Reconciliation of Effective Income Tax Rate to the Statutory Federal Rate (Detail)	12 Months Ended
Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Income Tax Disclosure [Abstract]
Statutory Federal income tax rate	35.00%	35.00%	35.00%
State and local income taxes	0.90%	1.80%	2.10%
Foreign tax rate difference	(5.80%)	(8.70%)	(7.40%)
Cash surrender of life insurance	0.10%	(0.90%)	(1.00%)
Federal manufacturing deduction	(1.60%)	(0.90%)	(0.60%)
Research tax credit	(0.40%)	(1.10%)	(0.70%)
Other	(1.50%)		(1.10%)
Effective income tax rate	26.70%	25.20%	26.30%

A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

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The domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to the deduction for qualified production activities received under enacted tax laws.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate that can be explained by the difference between statutory income tax rates in foreign jurisdictions and the domestic federal statutory income tax rate recorded during the period.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to nondeductible life insurance premiums under enacted tax laws.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to all other items not otherwise listed in the existing taxonomy.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate that can be explained by the state and local income tax expense or benefit, net of the federal tax benefit (expense) thereon, recorded during the period.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate that can be explained by research tax credits generated or utilized under enacted tax laws during the period.

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