Entity tax identification number Entity Tax Identification Number Total Trust investments at fair value Total Master Trust investments, at fair value EBP, Investment, Fair Value Rollover EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Rollover Maximum Maximum [Member] Legal Entity [Axis] Legal Entity [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] EBP, Description of Plan [Table] EBP, Description of Plan [Table] Plan Hire Date Before 2013 EBP, Plan Hire Date Before 2013 [Member] EBP, Plan Hire Date Before 2013 Subsequent Event Subsequent Event [Member] EBP, Related Party and Party-in-Interest Transactions [Table] EBP, Related Party and Party-in-Interest Transactions [Table] Pretax, maximum annual compensation to total compensation, percentage EBP, Participant Contribution, Pretax, Maximum Annual Compensation to Total Compensation, Percentage Brokerage Link Accounts EBP, Self-Directed Brokerage Account [Member] Total deductions EBP, Change in Net Asset Available for Benefit, Decrease Maximum borrowing, amount EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount FAIR VALUE MEASUREMENTS EBP, Investment, Fair Value and NAV [Text Block] Minimum borrowing, amount EBP, Note Receivable from Participant, Account, Minimum Borrowing, Amount Administrative expenses payable Administrative expenses payable EBP, Accrued Expense Employer contribution, matched eligible compensation, percentage EBP, Employer Contribution, Matched Eligible Compensation, Percentage EBP, Employer Contribution, Matched Eligible Compensation, Percentage Plan interest in Master Trust investments, at fair value EBP, Investment, Excluding Plan Interest in Master Trust, Fair Value Subsequent Event Type [Domain] Subsequent Event Type [Domain] Money Market Fund Money Market Funds [Member] Plan Interest in the Master Trust EBP, Nonconsolidated, Plan Interest in Master Trust [Member] Level 1 Fair Value, Inputs, Level 1 [Member] Participant contribution investment allocation, maximum percentage EBP, Participant Contribution Investment Allocation, Percentage, Maximum EBP, Participant Contribution Investment Allocation, Percentage, Maximum Plan Type [Domain] EBP, Plan Type [Domain] EBP, Plan Type 3 years of service or more Three Years or More [Member] Three Years or More EBP, Investment, Fair Value and NAV [Abstract] Schedule of Internal Revenue Code Dollar Limitations EBP, Internal Revenue Code Dollar Limitations [Table Text Block] EBP, Internal Revenue Code Dollar Limitations EBP, Related Party and Party-in-Interest Transactions EBP, Related Party and Party-in-Interest Transactions [Table Text Block] Total assets EBP, Asset Assets EBP, Asset [Abstract] EBP 002 EBP 002 [Member] EBP 002 Statistical Measurement [Axis] Statistical Measurement [Axis] Additions to net assets attributed to: EBP, Change in Net Asset Available for Benefit, Increase [Abstract] EBP, Statement of Change in Net Asset Available for Benefit [Table] EBP, Statement of Change in Net Asset Available for Benefit [Table] Payment of Benefits EBP, Payment to Participant [Policy Text Block] Asset transfers in, net Net transfers EBP, Change in Net Asset Available for Benefit, Transfer to (from) Plan Trustee EBP, Trustee [Member] EBP, Master Trust [Line Items] EBP, Master Trust [Line Items] Amendment Flag Amendment Flag Basis of Accounting EBP, Basis of Accounting [Policy Text Block] EBP, Schedule of Asset Held for Investment [Table] EBP, Schedule of Asset Held for Investment [Table] Service Period [Domain] Service Period [Domain] Service Period [Domain] Plan Type [Axis] EBP, Plan Type [Axis] EBP, Plan Type EBP, Description of Plan and Accounting Change [Abstract] EBP, Investment, Fair Value and NAV EBP, Investment, Fair Value and NAV [Table Text Block] Maximum number of outstanding loans at a time EBP, Note Receivable From Participant, Maximum Number of Outstanding Loans EBP, Note Receivable From Participant, Maximum Number of Outstanding Loans Investments [Domain] Investments [Domain] EBP, Schedule of Delinquent Participant Contribution [Abstract] Net increase before asset transfers EBP, Change in Net Asset Available for Benefit, Increase (Decrease), Before Transfers EBP, Change in Net Asset Available for Benefit, Increase (Decrease), Before Transfers Involuntary cash-out limit EBP, Involuntary Cash-out Limit EBP, Involuntary Cash-out Limit Plan Hire Date After 2013 EBP, Plan Hire Date After 2013 [Member] EBP, Plan Hire Date After 2013 EBP, Master Trust [Abstract] Use of Estimates EBP, Use of Estimate [Policy Text Block] EBP, Related Party and Party-in-Interest [Domain] EBP, Related Party and Party-in-Interest [Domain] FORM 5500, SCHEDULE H, PART IV, LINE 4i–SCHEDULE OF ASSETS HELD EBP, Schedule of Asset Held for Investment [Text Block] Cover [Abstract] Less than 1 year of service Less Than One Year [Member] Less Than One Year Employer EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash EBP, Schedule of Delinquent Participant Contribution [Line Items] EBP, Schedule of Delinquent Participant Contribution [Line Items] Schedule of Employer Contribution By Years of Service EBP, Employer Contribution By Years of Service [Table Text Block] EBP, Employer Contribution By Years of Service EBP, Related Party and Party-in-Interest [Axis] EBP, Related Party and Party-in-Interest [Axis] Minimum Minimum [Member] Investment Type [Axis] Investment Type [Axis] Interest from notes receivable from participants EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Note Receivable from Participant Total contributions EBP, Change in Net Asset Available for Benefit, Increase from Contribution LATE REMITTANCES EBP, Schedule Of Delinquent Participant Contribution, Late Remittances [Text Block] EBP, Schedule Of Delinquent Participant Contribution, Late Remittances Participant EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Excluding Rollover Dividends and interest EBP, Change in Net Asset Available for Benefit, Increase from Interest and Dividend Income on Investment Cash Balance Pension EBP, Cash Balance Pension [Member] EBP, Cash Balance Pension EBP, Description of Plan [Line Items] EBP, Description of Plan [Line Items] Plan number EBP, Plan Number EBP, Investment, Fair Value and NAV [Line Items] EBP, Investment, Fair Value and NAV [Line Items] DESCRIPTION OF THE PLAN EBP, Description of Plan [Text Block] Total that Constitutes Nonexempt Prohibited Transactions, Contributions Pending Correction Outside VFCP EBP, Schedule of Delinquent Participant Contribution, Pending Correction in VFCP EBP, Statement of Change in Net Asset Available for Benefit [Line Items] EBP, Statement of Change in Net Asset Available for Benefit [Line Items] EBP, Statement of Net Asset Available for Benefit [Table] EBP, Statement of Net Asset Available for Benefit [Table] EBP, Schedule of Asset Held for Investment [Line Items] EBP, Schedule of Asset Held for Investment [Line Items] EBP, Nonconsolidated, Master Trust and Plan Interest in Master Trust [Domain] EBP, Nonconsolidated, Master Trust and Plan Interest in Master Trust [Domain] Fixed Income Funds Fixed Income Funds [Member] EBP, Schedule of Asset Held for Investment [Abstract] EBP, Accounting Policy [Table] EBP, Accounting Policy [Table] EBP, Derivative EBP, Derivative [Policy Text Block] Total additions, net EBP, Change in Net Asset Available for Benefit, Increase EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment [Abstract] EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment [Abstract] Administrative expenses Administrative expenses EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense Document Information [Line Items] Document Information [Line Items] MASTER TRUST INVESTMENTS EBP, Master Trust [Text Block] Participant compensation matched, percentage EBP, Employer Contribution, Participant Compensation Matched, Percentage EBP, Statement of Change in Net Asset Available for Benefit [Abstract] Level 2 Fair Value, Inputs, Level 2 [Member] EBP 001 EBP 001 [Member] EBP 001 Total that Constitutes Nonexempt Prohibited Transactions, Contributions Corrected Outside VFCP EBP, Schedule of Delinquent Participant Contribution, Corrected Outside VFCP Subsequent Event Type [Axis] Subsequent Event Type [Axis] EBP, Tax Status [Table] EBP, Tax Status [Table] Net increase EBP, Change in Net Asset Available for Benefit, Increase (Decrease) RELATED PARTY TRANSACTIONS EBP, Related Party and Party-in-Interest Transactions [Text Block] Pretax, maximum annual compensation increments to total compensation, percentage EBP, Participant Contribution, Increments, Percentage EBP, Participant Contribution, Increments, Percentage EBP, Related Party and Party-in-Interest Transactions [Abstract] EBP, Accounting Policy, Accounting Standard Update, and Change in Accounting Principle [Abstract] Net appreciation in fair value investments EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Unrealized Gain (Loss) on Investment Benefit distributions to participants EBP, Change in Net Asset Available for Benefit, Decrease from Payment to Participant Total Trust investments at fair value EBP, Investment, Plan Interest in Master Trust, Fair Value Delinquent participant contribution, transferred late to plan Participant Contributions Transferred Late to Plan, Late Participant Loan Repayments are not included EBP, Schedule of Delinquent Participant Contribution, Transferred Late to Plan Vesting percentage EBP, Employer Contribution Vesting Percentage EBP, Employer Contribution Vesting Percentage Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Length of Service EBP, Matching Employer Contribution, Length of Service EBP, Matching Employer Contribution, Length of Service EBP, Statement of Net Asset Available for Benefit [Abstract] EBP, Accounting Policy [Line Items] EBP, Accounting Policy [Line Items] EBP, Tax Status [Abstract] PG&E Corporation Stock Fund EBP, Employer, Common Stock Fund [Member] Fidelity fund Fidelity Fund [Member] Fidelity Fund Earnings on late contributions EBP, Delinquent Participant Contribution, Earnings On Contributions EBP, Delinquent Participant Contribution, Earnings On Contributions Participant loans EBP, Asset Held for Investment, Participant Loan, after Deemed Distribution Investment Valuation and Income Recognition EBP, Investment [Policy Text Block] 1 to 3 years of service One Year to Three Years [Member] One Year to Three Years EBP, Master Trust [Table] EBP, Master Trust [Table] Primary residence, borrowing term EBP, Note Receivable From Participant, Account, Primary Residence, Maximum Borrowing Term EBP, Note Receivable From Participant, Account, Primary Residence, Maximum Borrowing Term Document Type Document Type Entity Central Index Key Entity Central Index Key Interest rates EBP, Asset Held for Investment, Participant Loan, Interest Rate EBP, Investment, Fair and Contract Value [Abstract] EBP, Investment, Fair and Contract Value [Abstract] Service Period [Axis] EBP, Service Period [Axis] EBP, Service Period EBP, Tax Status [Line Items] EBP, Tax Status [Line Items] General loan, borrowing term EBP, Note Receivable From Participant, General Loan, Maximum Borrowing Term EBP, Note Receivable From Participant, General Loan, Maximum Borrowing Term EBP, Subsequent Event [Table] EBP, Subsequent Event [Table] Deductions from net assets attributed to: EBP, Change in Net Asset Available for Benefit, Decrease [Abstract] Notes receivable from participants EBP, Note Receivable from Participant Master Trust EBP, Nonconsolidated, Master Trust [Member] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] EBP, Fair Value Measurements EBP, Fair Value Measurements [Policy Text Block] EBP, Fair Value Measurements SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES EBP, Summary of Accounting Policy [Text Block] Entity Registrant Name Entity Registrant Name Schedule of Master Trust Net Assets EBP, Master Trust [Table Text Block] EBP, Subsequent Event [Abstract] Liabilities EBP, Liability [Abstract] SUBSEQUENT EVENTS EBP, Subsequent Event [Text Block] Equity Funds Equity Funds [Member] SCHEDULE H, LINE 4a SCHEDULE OF DELINQUENT PARTICIPANT CONTRIBUTIONS EBP, Schedule of Delinquent Participant Contribution [Text Block] EBP, Schedule of Delinquent Participant Contribution [Table] EBP, Schedule of Delinquent Participant Contribution [Table] Target Date Funds Target Date Funds [Member] Target Date Funds FEDERAL INCOME TAX STATUS EBP, Tax Status [Text Block] Basis spread on variable rate EBP, Participant Loan, Basis Spread On Variable Rate EBP, Participant Loan, Basis Spread On Variable Rate Maximum borrowing, to total account, percentage EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage EBP, Subsequent Event [Line Items] EBP, Subsequent Event [Line Items] Document Information [Table] Document Information [Table] Notes Receivable from Participants EBP, Note Receivable from Participant [Policy Text Block] Plan interest in Master Trust investment income Plan interest in Master Trust investment income EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment EBP, Nonconsolidated, Master Trust and Plan Interest in Master Trust [Axis] EBP, Nonconsolidated, Master Trust and Plan Interest in Master Trust [Axis] EBP, Related Party and Party-in-Interest Transactions [Line Items] EBP, Related Party and Party-in-Interest Transactions [Line Items] Time period for loans used to reduce maximum borrowing amount EBP, Note Receivable From Participant, Account, Time Period For Loans Used To Reduce Maximum Borrowing Amount EBP, Note Receivable From Participant, Account, Time Period For Loans Used To Reduce Maximum Borrowing Amount Net assets available for benefits Beginning of year End of year EBP, Net Asset Available for Benefit Entity [Domain] Entity [Domain] Contributions: EBP, Change in Net Asset Available for Benefit, Increase from Contribution [Abstract] Matching percentage EBP, Employer Contribution, Matching Percentage Fair Value Measured at Net Asset Value Per Share Fair Value Measured at Net Asset Value Per Share [Member] EBP, Investment, Fair Value and NAV [Table] EBP, Investment, Fair Value and NAV [Table] EBP, Statement of Net Asset Available for Benefit [Line Items] EBP, Statement of Net Asset Available for Benefit [Line Items] Pretax, minimum annual compensation to total compensation, percentage EBP, Participant Contribution, Pretax, Minimum, Annual Compensation to Total Compensation, Percentage EBP, Participant Contribution, Pretax, Minimum, Annual Compensation to Total Compensation, Percentage