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Income Taxes (Net Deferred Tax Liability) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Jun. 30, 2012
Income Tax Disclosure [Abstract]
Net deferred tax liability	$ (110,778)	$ (118,010)

Amount of deferred tax liability attributable to taxable temporary differences, net of deferred tax asset attributable to deductible temporary differences and carryforwards net of valuation allowances expected to be realized or consumed after one year (or the normal operating cycle, if longer).

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