Revenue - Summary of revenues by end-use markets (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Consolidated net sales	$ 396.0	$ 348.8	$ 783.6	$ 702.1
Aerospace and Defense
Disaggregation of Revenue [Line Items]
Consolidated net sales	167.6	174.5	334.7	346.4
Medical
Disaggregation of Revenue [Line Items]
Consolidated net sales	46.7	32.4	89.8	65.2
Transportation
Disaggregation of Revenue [Line Items]
Consolidated net sales	38.2	31.6	79.8	60.8
Energy
Disaggregation of Revenue [Line Items]
Consolidated net sales	23.1	22.1	45.3	47.2
Industrial and Consumer
Disaggregation of Revenue [Line Items]
Consolidated net sales	90.5	66.0	177.0	139.4
Distribution
Disaggregation of Revenue [Line Items]
Consolidated net sales	$ 29.9	$ 22.2	$ 57.0	$ 43.1