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v3.25.3

Segment Information (Tables) | 6 Months Ended
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Sep. 30, 2025
Segment Information |
Net sales, significant expense and assets by segment | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Three months ended September 30, 2025 |  | Three months ended September 30, 2024
​ | ​ | ​ | ​ | ​ | ​ | Corporate | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Corporate | ​ | ​ | ​
​ | ​ | Climate | ​ | Performance | ​ | and | ​ | ​ | ​ | ​ | Climate | ​ | Performance | ​ | and | ​ | ​ | ​
​ | ​ | Solutions |  | Technologies |  | eliminations |  | Total | ​ | Solutions |  | Technologies |  | eliminations |  | Total
External sales |  | $ | 454.1 | ​ | $ | 284.8 | ​ | $ | — | ​ | $ | 738.9 |  | $ | 366.4 | ​ | $ | 291.6 | ​ | $ | — | ​ | $ | 658.0
Inter-segment sales | ​ |  | 0.3 | ​ |  | 1.5 | ​ |  | (1.8) | ​ |  | — | ​ |  | — | ​ |  | 5.9 | ​ |  | (5.9) | ​ |  | —
Net sales | ​ |  | 454.4 | ​ |  | 286.3 | ​ |  | (1.8) | ​ |  | 738.9 | ​ |  | 366.4 | ​ |  | 297.5 | ​ |  | (5.9) | ​ |  | 658.0
Cost of sales | ​ |  | 342.4 | ​ | ​ | 232.2 | ​ | ​ | (0.6) | ​ |  | 574.0 | ​ |  | 260.1 | ​ | ​ | 237.4 | ​ | ​ | (5.1) | ​ |  | 492.4
Gross profit | ​ | ​ | 112.0 | ​ | ​ | 54.1 | ​ | ​ | (1.2) | ​ | ​ | 164.9 | ​ | ​ | 106.3 | ​ | ​ | 60.1 | ​ | ​ | (0.8) | ​ | ​ | 165.6
Selling, general and administrative expenses | ​ | ​ | 47.4 | ​ | ​ | 19.7 | ​ | ​ | 17.1 | ​ | ​ | 84.2 | ​ | ​ | 40.1 | ​ | ​ | 26.3 | ​ | ​ | 19.4 | ​ | ​ | 85.8
Restructuring expenses | ​ | ​ | 2.4 | ​ | ​ | 0.6 | ​ | ​ | 0.1 | ​ | ​ | 3.1 | ​ | ​ | 1.5 | ​ | ​ | 3.0 | ​ | ​ | — | ​ | ​ | 4.5
Impairment charge | ​ | ​ | — | ​ | ​ | 4.1 | ​ | ​ | — | ​ | ​ | 4.1 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | — | ​ | ​ | —
Operating income | ​ | $ | 62.2 | ​ | $ | 29.7 | ​ | $ | (18.4) | ​ | $ | 73.5 | ​ | $ | 64.7 | ​ | $ | 30.8 | ​ | $ | (20.2) | ​ | $ | 75.3
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Six months ended September 30, 2025 |  | Six months ended September 30, 2024
​ | ​ | ​ | ​ | ​ | ​ | Corporate | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Corporate | ​ | ​ | ​
​ | ​ | Climate | ​ | Performance | ​ | and | ​ | ​ | ​ | ​ | Climate | ​ | Performance | ​ | and | ​ | ​ | ​
​ | ​ | Solutions |  | Technologies |  | eliminations |  | Total | ​ | Solutions |  | Technologies |  | eliminations |  | Total
External sales |  | $ | 851.4 | ​ | $ | 570.3 | ​ | $ | — | ​ | $ | 1,421.7 |  | $ | 723.6 | ​ | $ | 595.9 | ​ | $ | — | ​ | $ | 1,319.5
Inter-segment sales | ​ |  | 0.4 | ​ |  | 1.5 | ​ |  | (1.9) | ​ |  | — | ​ |  | 0.1 | ​ |  | 10.6 | ​ |  | (10.7) | ​ |  | —
Net sales | ​ |  | 851.8 | ​ |  | 571.8 | ​ |  | (1.9) | ​ |  | 1,421.7 | ​ |  | 723.7 | ​ |  | 606.5 | ​ |  | (10.7) | ​ |  | 1,319.5
Cost of sales | ​ |  | 626.9 | ​ | ​ | 465.8 | ​ | ​ | (1.3) | ​ |  | 1,091.4 | ​ |  | 516.6 | ​ | ​ | 482.9 | ​ | ​ | (8.2) | ​ |  | 991.3
Gross profit | ​ | ​ | 224.9 | ​ | ​ | 106.0 | ​ | ​ | (0.6) | ​ | ​ | 330.3 | ​ | ​ | 207.1 | ​ | ​ | 123.6 | ​ | ​ | (2.5) | ​ | ​ | 328.2
Selling, general and administrative expenses | ​ | ​ | 92.1 | ​ | ​ | 41.6 | ​ | ​ | 35.4 | ​ | ​ | 169.1 | ​ | ​ | 80.9 | ​ | ​ | 53.1 | ​ | ​ | 34.6 | ​ | ​ | 168.6
Restructuring expenses | ​ | ​ | 3.7 | ​ | ​ | 4.1 | ​ | ​ | 0.1 | ​ | ​ | 7.9 | ​ | ​ | 1.7 | ​ | ​ | 8.2 | ​ | ​ | — | ​ | ​ | 9.9
Impairment charge | ​ | ​ | — | ​ | ​ | 4.1 | ​ | ​ | — | ​ | ​ | 4.1 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | — | ​ | ​ | —
Operating income | ​ | $ | 129.1 | ​ | $ | 56.2 | ​ | $ | (36.1) | ​ | $ | 149.2 | ​ | $ | 124.5 | ​ | $ | 62.3 | ​ | $ | (37.1) | ​ | $ | 149.7
The following is a summary of segment assets, comprised entirely of trade accounts receivable and inventories, and other assets: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | September 30, 2025 |  | March 31, 2025
Assets: | ​ | ​ |  | ​ | ​ |
Climate Solutions | ​ | $ | 705.6 | ​ | $ | 448.7
Performance Technologies | ​ |  | 382.2 | ​ |  | 371.1
Other (a) | ​ |  | 1,298.1 | ​ |  | 1,097.8
Total assets | ​ | $ | 2,385.9 | ​ | $ | 1,917.6
____ | ​ | ​ | ​ | ​ | ​ | ​
​
(a) | Represents cash and cash equivalents, other current assets, property plant and equipment, intangible assets, goodwill, deferred income taxes, and other noncurrent assets for the Climate Solutions and Performance Technologies segments and Corporate.
Schedule of capital expenditures and depreciation and amortization expense by segment | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended September 30, |  | Six months ended September 30,
​ |  | 2025 |  | 2024 |  | 2025 |  | 2024
Capital expenditures: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Climate Solutions | ​ | $ | 26.8 | ​ | $ | 7.7 |  | $ | 46.7 | ​ | $ | 23.7
Performance Technologies | ​ |  | 5.1 | ​ |  | 5.7 | ​ |  | 12.4 | ​ |  | 16.5
Corporate | ​ |  | — | ​ |  | 0.1 | ​ |  | 0.3 | ​ |  | 0.1
Total capital expenditures | ​ | $ | 31.9 | ​ | $ | 13.5 | ​ | $ | 59.4 | ​ | $ | 40.3
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended September 30, |  | Six months ended September 30,
​ |  | 2025 |  | 2024 |  | 2025 |  | 2024
Depreciation and amortization expense: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Climate Solutions | ​ | $ | 11.4 | ​ | $ | 12.6 |  | $ | 22.6 | ​ | $ | 24.5
Performance Technologies | ​ |  | 7.8 | ​ |  | 7.2 | ​ |  | 15.3 | ​ |  | 14.2
Corporate | ​ |  | 0.5 | ​ |  | 0.2 | ​ |  | 0.8 | ​ |  | 0.4
Total depreciation and amortization expense | ​ | $ | 19.7 | ​ | $ | 20.0 | ​ | $ | 38.7 | ​ | $ | 39.1

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-25 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-22 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-30 + Details
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