Income Taxes (Narrative) (Details) - USD ($) $ / shares in Units, $ in Millions		12 Months Ended
	Sep. 28, 2021	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Income Taxes [Line Items]
Increase to net earnings from tax holidays and tax incentives program		$ 38.0	$ 33.6	$ 43.8
Increase to net earnings per diluted share from tax holidays and tax incentives program (usd per share)		$ 0.26	$ 0.23	$ 0.30
Undistributed earnings		$ 3,600.0
Australian Taxation Office
Income Taxes [Line Items]
Percentage of recognized tax benefit for uncertain tax position		50.00%
Domestic Tax Authority
Income Taxes [Line Items]
Operating loss carryforwards		$ 19.8
Amount of deferred taxes that would have been recognized if the earnings has not been permanently reinvested		194.9
Domestic Tax Authority | Australian Taxation Office
Income Taxes [Line Items]
Net impact of settlement		238.7
Gross settlement	$ 381.7	381.7
Penalties and interest		48.1
Liability (refund) adjustment from settlement with taxing authority		143.0
Remitted final payment	284.8
Prior remittance payments	$ 96.9
Foreign Tax Authority
Income Taxes [Line Items]
Operating loss carryforwards		6.9
Foreign Tax Authority | Australian Taxation Office
Income Taxes [Line Items]
Other comprehensive income, foreign currency translation adjustment, tax		14.1
Tax credits and deductions		4.1
State and Local Jurisdiction
Income Taxes [Line Items]
Amount of deferred taxes that would have been recognized if the earnings has not been permanently reinvested		5.2
Valuation Allowance | Foreign Tax Authority
Income Taxes [Line Items]
Operating loss carryforwards		0.8
Capital loss		$ 12.7