Long-Term Debt and Short-Term Borrowings, Debt Covenants and Restrictions (Details) $ in Thousands	12 Months Ended
Dec. 31, 2021 USD ($)
Long-Term Debt and Short-Term Borrowings [Abstract]
Maximum borrowing percentage of utility plant	60.00%
Base amount added to annual net income to determine restriction on dividends and stock acquisition	$ 1,500

Base amount as of December 31, 1982 to which annual net income is added to calculate the restriction on cumulative payments for dividends and acquisition of stock.

No definition available.

Name:	yorw_BaseAmountAddedToAnnualNetIncomeToDetermineRestrictionOnDividendsAndStockAcquisition
Namespace Prefix:	yorw_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration