Segment Data Disaggregation of Revenue (Details)	3 Months Ended		9 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2021	Mar. 31, 2020
General Engineering [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	48.00%	46.00%	47.00%	45.00%
Transportation [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	20.00%	18.00%	20.00%	18.00%
Aerospace [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	5.00%	7.00%	5.00%	8.00%
Energy [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	14.00%	16.00%	14.00%	16.00%
Earthworks [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	13.00%	13.00%	14.00%	13.00%
Americas [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	45.00%	50.00%	45.00%	50.00%
EMEA [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	31.00%	30.00%	31.00%	30.00%
Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	24.00%	20.00%	24.00%	20.00%
Infrastructure [Member] | General Engineering [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	37.00%	35.00%	36.00%	34.00%
Infrastructure [Member] | Energy [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	26.00%	29.00%	25.00%	29.00%
Infrastructure [Member] | Earthworks [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	37.00%	36.00%	39.00%	37.00%
Infrastructure [Member] | Americas [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	58.00%	64.00%	56.00%	62.00%
Infrastructure [Member] | EMEA [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	17.00%	18.00%	19.00%	18.00%
Infrastructure [Member] | Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	25.00%	18.00%	25.00%	20.00%
Metal Cutting | General Engineering [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	53.00%	52.00%	53.00%	52.00%
Metal Cutting | Transportation [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	32.00%	28.00%	31.00%	28.00%
Metal Cutting | Aerospace [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	8.00%	12.00%	8.00%	12.00%
Metal Cutting | Energy [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	7.00%	8.00%	8.00%	8.00%
Metal Cutting | Americas [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	37.00%	42.00%	38.00%	42.00%
Metal Cutting | EMEA [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	40.00%	38.00%	38.00%	37.00%
Metal Cutting | Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	23.00%	20.00%	24.00%	21.00%