Organization, Summary of Significant Accounting Policies and Recent Developments (Details) - Schedule of allowance for funds used during construction rates	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Middlesex [Member]
Organization, Summary of Significant Accounting Policies and Recent Developments (Details) - Schedule of allowance for funds used during construction rates [Line Items]
Allowance for funds used during construction rates	6.35%	6.50%	6.50%
Tidewater [Member]
Organization, Summary of Significant Accounting Policies and Recent Developments (Details) - Schedule of allowance for funds used during construction rates [Line Items]
Allowance for funds used during construction rates	7.92%	7.92%	7.92%

Effective rate, including composite rate, of cost of financing additions to qualifying regulated assets, commonly called allowance for funds used during construction.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 980
-SubTopic 835
-Section 25
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481668/980-835-25-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 980
-SubTopic 835
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482064/980-835-45-1

Name:	us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionRate
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration