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Special Charges and Other, Net (Tables) | 12 Months Ended
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Mar. 31, 2022
Other Income and Expenses [Abstract] |
Summary of Activity in Special Charges and Other, Net | The following table summarizes activity included in the "special charges and other, net" caption on the Company's consolidated statements of income (in millions):
| Fiscal Year Ended March 31, |  |  |  |
| 2022 |  | 2021 |  | 2020 |  |  |  |  |  |  |  |
Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |
Employee separation costs | $ | 0.6 |  |  | $ | (1.3) |  |  | $ | 6.0 |  |  |  |  |  |  |  |  |
Gain on sale of assets | (7.9) |  |  | (5.8) |  |  | (1.5) |  |  |  |  |  |  |  |  |
Impairment charges | — |  |  | — |  |  | 0.7 |  |  |  |  |  |  |  |  |
Contract exit costs | 5.0 |  |  | (1.6) |  |  | 5.2 |  |  |  |  |  |  |  |  |
Wafer fabrication restructuring | 21.1 |  |  | 15.0 |  |  | 18.0 |  |  |  |  |  |  |  |  |
Other | (0.3) |  |  | 0.1 |  |  | 2.6 |  |  |  |  |  |  |  |  |
Legal contingencies | 12.5 |  |  | 0.2 |  |  | 15.7 |  |  |  |  |  |  |  |  |
Contingent consideration revaluation | (1.5) |  |  | (4.9) |  |  | — |  |  |  |  |  |  |  |  |
Total | $ | 29.5 |  |  | $ | 1.7 |  |  | $ | 46.7 |  |  |  |  |  |  |  |  |

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- Definition Tabular disclosure of costs incurred for restructuring including, but not limited to, exit and disposal activities, remediation, implementation, integration, asset impairment, and charges against earnings from the write-down of assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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