Revenue and Segment Disclosures Revenue classified by timing of recognition (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Nov. 30, 2023	Nov. 30, 2022	Nov. 30, 2023	Nov. 30, 2022
Revenue classified by timing of recognition [Line Items]
Revenues	$ 175.0	$ 169.0	$ 680.0	$ 505.0
Products and services transferred over time
Revenue classified by timing of recognition [Line Items]
Revenues	80.0	88.0	245.0	281.0
Products and services transferred at a point in time
Revenue classified by timing of recognition [Line Items]
Revenues	$ 95.0	$ 81.0	$ 435.0	$ 224.0