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Acquisitions and Dispositions, Acquisition of Napps Technology Corporation (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2022
Acquisition of Napps Technology Corporation [Abstract] |  |  |
Business acquisition | $ 186.2 | $ 0.0 | $ 0.0
Allocation of Purchase Price [Abstract] |  |  |
Goodwill | 230.9 | $ 165.6 | $ 168.1
Napps [Member] |  |  |
Acquisition of Napps Technology Corporation [Abstract] |  |  |
Business acquisition | 4.8 |  |
Remaining payable for business acquisition | 1.0 |  |
Net sales since date of acquisition | $ 4.5 |  |
Period net sales are included in consolidated statement of operations | 9 months |  |
Weighted-average useful life of acquired intangible assets | 10 years |  |
Goodwill deductible for income tax purposes | $ 1.0 |  |
Allocation of Purchase Price [Abstract] |  |  |
Trade accounts receivable | 1.2 |  |
Inventories | 1.3 |  |
Property, plant and equipment and other assets | 0.1 |  |
Intangible assets | 2.9 |  |
Goodwill | 1.0 |  |
Accounts payable and other liabilities | (0.7) |  |
Purchase price | $ 5.8 |  |

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