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Restructuring and Related Charges - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2016 | Dec. 31, 2015 | Jun. 30, 2016
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and Related Cost, Incurred Cost | $ 11,800 | $ 8,900 | $ 43,400 | $ 24,000 |
Restructuring Charges | 8,800 | 3,500 | 37,347 | 12,600 |
Restructuring Charges Related to Inventory Disposals | 300 | (300) | 300 | (300) |
Restructuring Reserve, Current | 16,100 |  | 16,100 |  | $ 15,700
Restructuring Reserve, Noncurrent | 3,000 |  | 3,000 |  |
Industrial [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring Charges |  |  | 21,298 |  |
Infrastructure [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring Charges |  |  | 11,551 |  |
WIDIA [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring Charges |  |  | 4,498 |  |
Ongoing Restructuring [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and Related Cost, Cost Incurred to Date | 114,900 |  | 114,900 |  |
Ongoing Restructuring [Member] | Minimum [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and Related Cost, Expected Cost | 155,000 |  | 155,000 |  |
Ongoing Restructuring [Member] | Maximum [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and Related Cost, Expected Cost | $ 175,000 |  | $ 175,000 |  |
Ongoing Restructuring [Member] | Industrial [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and Related Cost, Expected Cost Percent | 60.00% |  | 60.00% |  |
Restructuring and Related Cost, Cost Incurred to Date | $ 60,300 |  | $ 60,300 |  |
Ongoing Restructuring [Member] | Infrastructure [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and Related Cost, Expected Cost Percent | 30.00% |  | 30.00% |  |
Restructuring and Related Cost, Cost Incurred to Date | $ 36,700 |  | $ 36,700 |  |
Ongoing Restructuring [Member] | WIDIA [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and Related Cost, Expected Cost Percent | 5.00% |  | 5.00% |  |
Restructuring and Related Cost, Cost Incurred to Date | $ 10,600 |  | $ 10,600 |  |
Ongoing Restructuring [Member] | Corporate Segment [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and Related Cost, Expected Cost Percent | 5.00% |  | 5.00% |  |
Restructuring and Related Cost, Cost Incurred to Date | $ 7,300 |  | $ 7,300 |  |
Cost of Sales [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring Related Charges Recorded in Cost of Goods Sold | 2,100 | 2,000 | 4,100 | 3,600 |
Operating Expense [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring Related Charges Recorded in Cost of Goods Sold | $ 900 | $ 3,400 | 2,000 | $ 7,800 |
Other Restructuring [Member] | Industrial [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring Charges |  |  | (72) |  |
Other Restructuring [Member] | Infrastructure [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring Charges |  |  | (36) |  |
Other Restructuring [Member] | WIDIA [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring Charges |  |  | $ (15) |  |

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