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Restructuring and Related Charges - Narrative (Details) - USD ($)
 3 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Restructuring Cost and Reserve [Line Items]    
Document Period End Date Sep. 30, 2019  
Restructuring and Related Cost, Incurred Cost $ 8,000,000.0 $ 1,100,000
Restructuring Charges 4,678,000 $ 1,100,000
Industrial [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring Charges 3,083,000  
Infrastructure [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring Charges 1,455,000  
WIDIA [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring Charges 140,000  
FY20 Restructuring Actions [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring and Related Cost, Cost Incurred to Date 21,300,000  
FY20 Restructuring Actions [Member] | Minimum [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring and Related Cost, Expected Cost 55,000,000  
FY20 Restructuring Actions [Member] | Maximum [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring and Related Cost, Expected Cost 65,000,000  
FY20 Restructuring Actions [Member] | Industrial [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring and Related Cost, Expected Cost 0.80  
Restructuring and Related Cost, Cost Incurred to Date 15,300,000  
FY20 Restructuring Actions [Member] | Infrastructure [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring and Related Cost, Expected Cost 0.15  
Restructuring and Related Cost, Cost Incurred to Date 4,100,000  
FY20 Restructuring Actions [Member] | WIDIA [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring and Related Cost, Expected Cost 0.05  
Restructuring and Related Cost, Cost Incurred to Date 1,900,000  
FY21 Restructuring Actions [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring and Related Cost, Cost Incurred to Date 900,000  
FY21 Restructuring Actions [Member] | Minimum [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring and Related Cost, Expected Cost 60,000,000  
FY21 Restructuring Actions [Member] | Maximum [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring and Related Cost, Expected Cost 75,000,000  
Cost of Sales [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring Related Charges Recorded in Cost of Goods Sold or Operating Expense 3,300,000  
Other Restructuring [Member] | Industrial [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring Charges 4,000  
Other Restructuring [Member] | Infrastructure [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring Charges 2,000  
Other Restructuring [Member] | WIDIA [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring Charges $ 0