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Restructuring and Related Charges and Asset Impairment Charges - Restructuring Reserve by Type of Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Restructuring Reserve [Abstract]
Expense	$ 29,600	$ 69,200	$ 19,500
Metal Cutting [Member]
Restructuring Reserve [Abstract]
Beginning Balance	47,366	19,212
Expense	29,581	69,174
Asset Write-Down	(5,664)	(3,039)
Translation	2,447	(399)
Cash Expenditures	(44,007)	(37,582)
Ending Balance	29,723	47,366	19,212
Metal Cutting [Member] | Severance [Member]
Restructuring Reserve [Abstract]
Beginning Balance	47,303	19,125
Expense	23,917	66,129
Asset Write-Down	0	0
Translation	2,445	(397)
Cash Expenditures	(43,942)	(37,554)
Ending Balance	29,723	47,303	19,125
Metal Cutting [Member] | Facilities [Member]
Restructuring Reserve [Abstract]
Beginning Balance	0	0
Expense	5,664	3,039
Asset Write-Down	(5,664)	(3,039)
Translation	0	0
Cash Expenditures	0	0
Ending Balance	0	0	0
Metal Cutting [Member] | Other [Member]
Restructuring Reserve [Abstract]
Beginning Balance	63	87
Expense	0	6
Asset Write-Down	0
Translation	2	(2)
Cash Expenditures	(65)	(28)
Ending Balance	$ 0	$ 63	$ 87

X

- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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Amount of expense (reversal of expense) which increases (decreases) the restructuring reserve from an adjustment to a previously accrued restructuring liability.

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Amount of foreign currency translation gain (loss) which decreases (increases) the restructuring reserve.

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