Description of Business	12 Months Ended
Dec. 31, 2022
Description of Business
Description of Business	(1) Description of Business Watts Water Technologies, Inc. (the Company) is a leading supplier of products and solutions that manage and conserve the flow of fluids and energy into, through and out of buildings in the commercial, industrial and residential markets in the Americas, Europe, and Asia-Pacific, Middle East, and Africa (APMEA). For nearly 150 years, the Company has designed and produced valve systems that safeguard and regulate water systems, energy efficient heating and hydronic systems, drainage systems and water filtration technology that helps purify and conserve water.

The entire disclosure for the nature of an entity's business, major products or services, principal markets including location, and the relative importance of its operations in each business and the basis for the determination, including but not limited to, assets, revenues, or earnings. For an entity that has not commenced principal operations, disclosures about the risks and uncertainties related to the activities in which the entity is currently engaged and an understanding of what those activities are being directed toward.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-URI https://asc.fasb.org/topic&trid=2134479

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