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Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2025

Revenue from Contract with Customer [Abstract]

Schedule of Net Sales Disaggregated by Segment and Major Product Line

The following table disaggregates the Company’s net sales by segment. As described above, the Company’s North America segment sales are further disaggregated by major product line. In addition, the Company’s Rest of World segment sales are disaggregated by China and all other Rest of World.

Years ended December 31 (dollars in millions)			2025						2024						2023
North America
Water heaters and related parts			$	2,460.1					$	2,441.7					$	2,456.9
Boilers and related parts			281.0						260.0						240.1
Water treatment products			243.1						248.4						225.9
Total North America			2,984.2						2,950.1						2,922.9
Rest of World
China			$	689.5					$	791.9					$	835.1
All other Rest of World(1)			190.9						126.7						121.8
Total Rest of World			880.4						918.6						956.9
Inter-segment sales			(34.4)						(50.6)						(27.0)
Total Net Sales			$	3,830.2					$	3,818.1					$	3,852.8

(1)Includes the results of Pureit from the fourth quarter 2024, the period of acquisition.

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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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