XML 21 R10.htm IDEA: XBRL DOCUMENT v3.25.3

Condensed Consolidated Statements Of Cash Flow (Parenthetical) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Condensed Consolidated Statements Of Cash Flows [Abstract]
Debt component of allowance for funds used during construction	$ 5,795	$ 5,381

X

- References

No definition available.

+ Details

Name:	us-gaap_StatementOfCashFlowsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Debt component of allowance for funds used during construction

+ References

No definition available.

+ Details

Name:	wtrg_DebtComponentOfAllowanceForFundsUsedDuringConstruction
Namespace Prefix:	wtrg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration