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Revenues (Tables)

12 Months Ended

Mar. 31, 2025

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The following represents the Company’s disaggregated revenues:

			Year Ended 31 March 2025
(Millions of US dollars)			North America Fiber Cement						Asia Pacific Fiber Cement						Europe Building Products						Consolidated
Fiber cement			$	2,863.3					$	519.9					$	84.3					$	3,467.5
Fiber gypsum			—						—						410.0						410.0
Total			$	2,863.3					$	519.9					$	494.3					$	3,877.5

			Year Ended 31 March 2024
(Millions of US dollars)			North America Fiber Cement						Asia Pacific Fiber Cement						Europe Building Products						Consolidated
Fiber cement			$	2,891.4					$	562.8					$	77.0					$	3,531.2
Fiber gypsum			—						—						405.1						405.1
Total			$	2,891.4					$	562.8					$	482.1					$	3,936.3

			Year Ended 31 March 2023
(Millions of US dollars)			North America Fiber Cement						Asia Pacific Fiber Cement						Europe Building Products						Consolidated
Fiber cement			$	2,787.6					$	539.2					$	68.6					$	3,395.4
Fiber gypsum			—						—						381.7						381.7
Total			$	2,787.6					$	539.2					$	450.3					$	3,777.1

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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

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- References

No definition available.

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