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Goodwill and Other Intangible Assets (Tables) | 12 Months Ended
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Mar. 31, 2025
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule Of Company's Other Intangible Assets | Information regarding the Company’s other intangible assets are as follows:
|  | March 31,
|  | 2025 |  | 2024
|  | Gross Amount |  | Accumulated Amortization |  | Net Amount |  | Gross Amount |  | Accumulated Amortization |  | Net Amount
Indefinite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |
Trademarks |  | $ | 129,210 |  |  | $ | (953) |  |  | $ | 128,257 |  |  | $ | 131,167 |  |  | $ | (953) |  |  | $ | 130,214 |
Finite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |
Customer relationships |  | 356,800 |  |  | (168,932) |  |  | 187,868 |  |  | 295,215 |  |  | (147,833) |  |  | 147,382 |
Non-compete |  | 2,825 |  |  | (2,825) |  |  | — |  |  | 2,825 |  |  | (2,825) |  |  | — |
Technology |  | 119,645 |  |  | (65,160) |  |  | 54,485 |  |  | 96,708 |  |  | (55,969) |  |  | 40,739 |
Trademarks |  | 14,815 |  |  | (9,995) |  |  | 4,820 |  |  | 9,554 |  |  | (8,482) |  |  | 1,072 |
Licenses |  | 1,196 |  |  | (1,196) |  |  | — |  |  | 1,196 |  |  | (1,196) |  |  | — |
Total |  | $ | 624,491 |  |  | $ | (249,061) |  |  | $ | 375,430 |  |  | $ | 536,665 |  |  | $ | (217,258) |  |  | $ | 319,407 |
Schedule Of Changes In The Carrying Amount Of Goodwill By Business Segment | The following table presents the changes in the carrying amount of goodwill by segment during fiscal 2024 and 2025:
|  | Energy Systems |  | Motive Power |  | Specialty |  |  |  |  |  |  |  | Total
Balance at March 31, 2023 |  | $ | 258,204 |  |  | $ | 321,530 |  |  | $ | 96,981 |  |  |  |  |  |  |  |  | $ | 676,715 |
Acquisitions |  | — |  |  | 4,390 |  |  | — |  |  |  |  |  |  |  |  | 4,390 |
Foreign currency translation adjustment |  | 807 |  |  | 798 |  |  | 224 |  |  |  |  |  |  |  |  | 1,829 |
Balance at March 31, 2024 |  | $ | 259,011 |  |  | $ | 326,718 |  |  | $ | 97,205 |  |  |  |  |  |  |  |  | $ | 682,934 |
Acquisitions |  | — |  |  | — |  |  | 50,821 |  |  |  |  |  |  |  |  | 50,821 |
Foreign currency translation adjustment |  | (13,264) |  |  | 328 |  |  | 254 |  |  |  |  |  |  |  |  | (12,682) |
Balance at March 31, 2025 |  | $ | 245,747 |  |  | $ | 327,046 |  |  | $ | 148,280 |  |  |  |  |  |  |  |  | $ | 721,073 |

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- Definition Tabular disclosure of impaired intangible assets excluding goodwill. This may include a description of the facts and circumstances leading to the recording of impairment charges of intangible assets in the period, the amount of the impairment charges, the methods of determining fair value of the associated assets, the caption in the income statement in which the impairment losses are aggregated, and the segment in which the impaired intangible assets are reported. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-3 + Details
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