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Revenues (Tables) | 12 Months Ended
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Mar. 31, 2023
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue | The following represents the Company's disaggregated revenues:
| Year Ended 31 March 2023
(Millions of US dollars) | North America Fiber Cement |  | Asia Pacific Fiber Cement |  | Europe Building Products |  | Consolidated
Fiber cement revenues | $ | 2,787.6 |  |  | $ | 539.2 |  |  | $ | 68.6 |  |  | $ | 3,395.4 |
Fiber gypsum revenues | — |  |  | — |  |  | 381.7 |  |  | 381.7 |
Total revenues | $ | 2,787.6 |  |  | $ | 539.2 |  |  | $ | 450.3 |  |  | $ | 3,777.1 |
| Year Ended 31 March 2022
(Millions of US dollars) | North America Fiber Cement |  | Asia Pacific Fiber Cement |  | Europe Building Products |  | Consolidated
Fiber cement revenues | $ | 2,551.3 |  |  | $ | 574.9 |  |  | $ | 76.3 |  |  | $ | 3,202.5 |
Fiber gypsum revenues | — |  |  | — |  |  | 412.2 |  |  | 412.2 |
Total revenues | $ | 2,551.3 |  |  | $ | 574.9 |  |  | $ | 488.5 |  |  | $ | 3,614.7 |
| Year Ended 31 March 2021
(Millions of US dollars) | North America Fiber Cement |  | Asia Pacific Fiber Cement |  | Europe Building Products |  | Consolidated
Fiber cement revenues | $ | 2,040.2 |  |  | $ | 458.2 |  |  | $ | 55.3 |  |  | $ | 2,553.7 |
Fiber gypsum revenues | — |  |  | — |  |  | 355.0 |  |  | 355.0 |
Total revenues | $ | 2,040.2 |  |  | $ | 458.2 |  |  | $ | 410.3 |  |  | $ | 2,908.7 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-5 + Details
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