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Fair Value Measurements (Tables) | 12 Months Ended
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Mar. 31, 2024
Fair Value Measurements [Abstract] |
Fair Value of Pension Plan Assets | Plan assets related to the Company’s pension plans were classified as follows:
|  | March 31, 2024 |
|  | Level 1 |  |  | Level 2 |  |  | Total |
Money market investments |  | $ | - |  |  | $ | 6.7 |  |  | $ | 6.7 |
Fixed income securities |  |  | - |  |  |  | 45.3 |  |  |  | 45.3 |
Pooled equity funds |  |  | 7.0 |  |  |  | - |  |  |  | 7.0 |
U.S. government and agency securities |  |  | - |  |  |  | 57.0 |  |  |  | 57.0 |
Other |  |  | 1.1 |  |  |  | 5.7 |  |  |  | 6.8 |
Fair value excluding investments measured at net asset value |  |  | 8.1 |  |  |  | 114.7 |  |  |  | 122.8 |
Investments measured at net asset value |  |  |  |  |  |  |  |  |  |  | 27.7 |
Total fair value |  |  |  |  |  |  |  |  |  | $ | 150.5 |
|  | March 31, 2023 |
|  | Level 1 |  |  | Level 2 |  |  | Total |
Money market investments |  | $ | - |  |  | $ | 1.9 |  |  | $ | 1.9 |
Pooled equity funds |  |  | 34.9 |  |  |  | - |  |  |  | 34.9 |
Other |  |  | - |  |  |  | 0.4 |  |  |  | 0.4 |
Fair value excluding investment measured at net asset value |  |  | 34.9 |  |  |  | 2.3 |  |  |  | 37.2 |
Investments measured at net asset value |  |  |  |  |  |  |  |  |  |  | 116.1 |
Total fair value |  |  |  |  |  |  |  |  |  | $ | 153.3 |

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- Definition Tabular disclosure of assets measured at fair value measured on a recurring or nonrecurring basis. Includes, but is not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
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