XML 58 R39.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Significant Accounting Policies, Utility Plant and Depreciation (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 USD ($) County System | Dec. 31, 2023 USD ($)
Significant Accounting Policies [Abstract] |  |
Number of wastewater collection systems operated | System | 3 |
Number of wastewater collection and treatment systems operated | System | 11 |
Number of counties in which franchised territory is located | County | 4 |
Utility Plant and Depreciation [Abstract] |  |
Utility plant acquisition adjustments | $ 9,838 | $ 9,384
Amortization of utility plant acquisition adjustments | 79 | 69
Utility plant | $ 664,927 | $ 620,201
Effective rate of depreciation | 2.50% | 2.55%
Mains and Accessories [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Utility plant | $ 308,020 | $ 286,993
Mains and Accessories [Member] | Minimum [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Remaining life | 14 years |
Mains and Accessories [Member] | Maximum [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Remaining life | 86 years |
Services, Meters, and Hydrants [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Utility plant | $ 106,200 | 98,387
Services, Meters, and Hydrants [Member] | Minimum [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Remaining life | 14 years |
Services, Meters, and Hydrants [Member] | Maximum [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Remaining life | 47 years |
Operations Structures, Reservoirs, and Water Tanks [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Utility plant | $ 143,821 | 89,207
Operations Structures, Reservoirs, and Water Tanks [Member] | Minimum [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Remaining life | 9 years |
Operations Structures, Reservoirs, and Water Tanks [Member] | Maximum [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Remaining life | 54 years |
Pumping and Treatment Equipment [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Utility plant | $ 51,906 | 44,719
Pumping and Treatment Equipment [Member] | Minimum [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Remaining life | 6 years |
Pumping and Treatment Equipment [Member] | Maximum [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Remaining life | 34 years |
Office, Transportation, and Operating Equipment [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Utility plant | $ 20,519 | 19,292
Office, Transportation, and Operating Equipment [Member] | Minimum [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Remaining life | 3 years |
Office, Transportation, and Operating Equipment [Member] | Maximum [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Remaining life | 19 years |
Land and Other Non-Depreciable Assets [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Utility plant | $ 5,833 | 5,685
Utility Plant in Service [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Utility plant | 636,299 | 544,283
Construction Work in Progress [Member] |  |
Utility Plant and Depreciation [Abstract] |  |
Utility plant | $ 28,628 | $ 75,918

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

X
- Definition Amount of acquisition adjustments included in property, plant and equipment (PPE) for utilities. + References No definition available. + Details
Name: | us-gaap_PublicUtilitiesPropertyPlantAndEquipmentAmountOfAcquisitionAdjustments1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Composite depreciation rate for public utility plants in service. + References No definition available. + Details
Name: | us-gaap_PublicUtilitiesPropertyPlantAndEquipmentDisclosureOfCompositeDepreciationRateForPlantsInService
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period end amount of total gross PPE. + References No definition available. + Details
Name: | us-gaap_PublicUtilitiesPropertyPlantAndEquipmentPlantInService
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Number of counties in which the Company's franchised territory is located within south-central Pennsylvania. + References No definition available. + Details
Name: | yorw_NumberOfCountiesInWhichFranchisedTerritoryIsLocated
Namespace Prefix: | yorw_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of wastewater treatment and collection systems operated by the entity. + References No definition available. + Details
Name: | yorw_NumberOfWastewaterCollectionAndTreatmentSystemsOperated
Namespace Prefix: | yorw_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of wastewater collection systems operated by the entity. + References No definition available. + Details
Name: | yorw_NumberOfWastewaterCollectionSystemsOperated
Namespace Prefix: | yorw_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of amortization of utility plant acquisition adjustments. + References No definition available. + Details
Name: | yorw_PublicUtilitiesPropertyPlantAndEquipmentAmortizationOfUtilityPlantAcquisitionAdjustments
Namespace Prefix: | yorw_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_PublicUtilityAxis=yorw_MainsAndAccessoriesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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_PublicUtilityAxis=yorw_ServicesMetersAndHydrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PublicUtilityAxis=yorw_OperationsStructuresReservoirsAndWaterTanksMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PublicUtilityAxis=yorw_PumpingAndTreatmentEquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PublicUtilityAxis=yorw_OfficeTransportationAndOperatingEquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PublicUtilityAxis=yorw_LandAndOtherNonDepreciableAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PublicUtilityAxis=yorw_UtilityPlantInServiceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PublicUtilityAxis=us-gaap_ConstructionInProgressMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |