XML 68 R48.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Accounting Policies - Inventories (Details) | 12 Months Ended
--- | ---
Dec. 31, 2023
Inventory Adjustments [Abstract] |
Trailing period used for sales | 12 months
Minimum |
Inventory Adjustments [Abstract] |
Number of years of sales on hand for inventories | 1 year
Maximum |
Inventory Adjustments [Abstract] |
Number of years of sales on hand for inventories | 3 years
Buildings and improvements | Minimum |
Property, plant and equipment |
Estimated useful lives of the assets | 10 years
Buildings and improvements | Maximum |
Property, plant and equipment |
Estimated useful lives of the assets | 40 years
Machinery and equipment | Minimum |
Property, plant and equipment |
Estimated useful lives of the assets | 2 years
Machinery and equipment | Maximum |
Property, plant and equipment |
Estimated useful lives of the assets | 15 years

X
- References No definition available. + Details
Name: | us-gaap_InventoryAdjustmentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition For inventory obsolescence analysis, the measurement period for the number of years of sales on hand for inventories. + References No definition available. + Details
Name: | wts_InventoryReserveMeasurementPeriodYearsOfSalesOnHand
Namespace Prefix: | wts_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The trailing period used for sales calculation regarding inventory reserve analysis. + References No definition available. + Details
Name: | wts_InventoryReserveTrailingPeriodUsedForCalculatingSales
Namespace Prefix: | wts_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_BuildingAndBuildingImprovementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_MachineryAndEquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |