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Legal Actions, Contingencies And Commitments (Narrative) (Details) - USD ($) $ in Thousands	1 Months Ended			12 Months Ended
	Jun. 30, 2018	Apr. 30, 2018	Mar. 31, 2018	Jun. 30, 2019	Jun. 30, 2020
Loss Contingencies [Line Items]
Income taxes payable				$ 73,248	$ 64,755
Australian Taxation Office [Member]
Loss Contingencies [Line Items]
Percentage of penalties on additional income tax	50.00%
Income taxes payable	$ 75,900		$ 151,700
Tax liabilities related to assessments	$ 75,900	$ 75,900	151,700
Interest related to assessments			$ 38,400
Minimum [Member] | Australian Taxation Office [Member]
Loss Contingencies [Line Items]
Tax year under audit				2009
Maximum [Member] | Australian Taxation Office [Member]
Loss Contingencies [Line Items]
Tax year under audit				2013

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Income Tax Penalties Percentage

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Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
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Estimated amount of loss resulting from an adverse tax position.

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The amount of estimated interest accrued as of the balance sheet date arising from income tax examinations.

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