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Segment Data Disaggregation of Revenue (Details)	3 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
General Engineering [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	45.00%	44.00%
Transportation [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	18.00%	19.00%
Aerospace [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	7.00%	7.00%
Energy [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	16.00%	17.00%
Earthworks [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	14.00%	13.00%
Americas [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	50.00%	49.00%
EMEA [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	30.00%	29.00%
Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	20.00%	22.00%
Infrastructure [Member] | General Engineering [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	34.00%	32.00%
Infrastructure [Member] | Energy [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	29.00%	34.00%
Infrastructure [Member] | Earthworks [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	37.00%	34.00%
Infrastructure [Member] | Americas [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	63.00%	65.00%
Infrastructure [Member] | EMEA [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	18.00%	15.00%
Infrastructure [Member] | Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	19.00%	20.00%
WIDIA [Member] | General Engineering [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	100.00%	100.00%
WIDIA [Member] | Americas [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	48.00%	45.00%
WIDIA [Member] | EMEA [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	26.00%	24.00%
WIDIA [Member] | Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	26.00%	31.00%
Industrial [Member] | General Engineering [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	44.00%	43.00%
Industrial [Member] | Transportation [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	33.00%	35.00%
Industrial [Member] | Aerospace [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	14.00%	13.00%
Industrial [Member] | Energy [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	9.00%	9.00%
Industrial [Member] | Americas [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	42.00%	39.00%
Industrial [Member] | EMEA [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	38.00%	40.00%
Industrial [Member] | Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	20.00%	21.00%

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