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Restructuring and Related Charges and Asset Impairment Charges - Restructuring and Related Charges Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended
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Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2019
Restructuring and Related Costs and Reserve [Line Items] |  |  |
Restructuring and Related Cost, Incurred Cost | $ 40,400 | $ 83,300 | $ 16,900
Gain (Loss) on Sale of Properties |  |  | (4,800)
Restructuring Charges | 29,600 | 69,200 | 19,500
Restructuring Charges Related to Inventory Disposals | 500 | 900 | 700
Restructuring reserve, current | 19,851 | 34,910 |
Restructuring Reserve, Noncurrent | 9,900 | 12,500 |
Metal Cutting [Member] |  |  |
Restructuring and Related Costs and Reserve [Line Items] |  |  |
Restructuring and Related Cost, Incurred Cost | 35,600 |  |
Restructuring Charges | 29,581 | 69,174 |
Restructuring Reserve | 29,723 | 47,366 | 19,212
Infrastructure [Member] |  |  |
Restructuring and Related Costs and Reserve [Line Items] |  |  |
Restructuring and Related Cost, Incurred Cost | 4,800 |  |
FY20 Restructuring Actions [Member] |  |  |
Restructuring and Related Costs and Reserve [Line Items] |  |  |
Restructuring and Related Cost, Cost Incurred to Date | 54,800 |  |
FY20 Restructuring Actions [Member] | Metal Cutting [Member] |  |  |
Restructuring and Related Costs and Reserve [Line Items] |  |  |
Restructuring and Related Cost, Cost Incurred to Date | 46,600 |  |
FY20 Restructuring Actions [Member] | Infrastructure [Member] |  |  |
Restructuring and Related Costs and Reserve [Line Items] |  |  |
Restructuring and Related Cost, Cost Incurred to Date | 8,300 |  |
FY21 Restructuring Actions [Member] |  |  |
Restructuring and Related Costs and Reserve [Line Items] |  |  |
Restructuring and Related Cost, Cost Incurred to Date | 82,200 |  |
FY21 Restructuring Actions [Member] | Minimum [Member] |  |  |
Restructuring and Related Costs and Reserve [Line Items] |  |  |
Restructuring and Related Cost, Expected Cost |  | 90,000 |
FY21 Restructuring Actions [Member] | Metal Cutting [Member] |  |  |
Restructuring and Related Costs and Reserve [Line Items] |  |  |
Restructuring and Related Cost, Cost Incurred to Date | 74,500 |  |
FY21 Restructuring Actions [Member] | Infrastructure [Member] |  |  |
Restructuring and Related Costs and Reserve [Line Items] |  |  |
Restructuring and Related Cost, Cost Incurred to Date | 7,700 |  |
Cost of Sales [Member] |  |  |
Restructuring and Related Costs and Reserve [Line Items] |  |  |
Restructuring Related Charges | $ 10,800 | $ 14,100 | 1,800
Operating Expense [Member] |  |  |
Restructuring and Related Costs and Reserve [Line Items] |  |  |
Restructuring Related Charges |  |  | $ 300

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- Definition The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2443-110228 + Details
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