Bank Borrowings and Long-Term Liabilities	3 Months Ended
Mar. 31, 2022
Debt Disclosure [Abstract]
Bank Borrowings and Long-Term Liabilities	Bank Borrowings and Long-Term LiabilitiesSJW Group’s contractual obligations and commitments include senior notes, bank term loans, revenue bonds, state revolving fund loans and other obligations. Water Utility Services have received advance deposit payments from its customers on certain construction projects. The refunds of the advance deposit payments constitute an obligation of the respective subsidiaries.

The entire disclosure for long-term debt.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-URI http://asc.fasb.org/topic&trid=2208564

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