SCHEDULE I – CONDENSED FINANCIAL INFORMATION OF PARENT (Schedule of Condensed Balance Sheet) (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Current Assets
Cash and cash equivalents	$ 1,570	$ 1,668	$ 449
Income taxes receivable	0	23
Other	646	448
Total current assets	10,165	9,195
Noncurrent Assets
Equipment	88,090	83,272
Accumulated depreciation	(26,455)	(24,715)
Net property, plant, and equipment	61,635	58,557
Operating lease right of use asset	2,286
TOTAL ASSETS	85,196	76,995
Current Liabilities
Short-term borrowings	0	3,435
Long-term debt, classified as current	0	18,559
Operating lease liabilities	556
Other current liabilities	1,254	1,512
Total current liabilities	7,631	41,695
Noncurrent Liabilities
Debtor-in-possession financing	22,176	22,075
Operating lease liabilities	1,730
Other	2,573	2,464
Total noncurrent liabilities	21,631	22,397
Liabilities Subject to Compromise	50,546	0
Common Shareholders’ Equity
Common stock, no par value	13,038	12,910
Reinvested earnings	(7,892)	(250)
Accumulated other comprehensive income (loss)	(10)	(9)
Total shareholders' equity	5,136	12,651
TOTAL LIABILITIES AND EQUITY	85,196	76,995
PG&E Corporation
Current Assets
Cash and cash equivalents	448	373
Advances to affiliates	120	44
Income taxes receivable	12	18
Other	11	0
Total current assets	591	435
Noncurrent Assets
Equipment	2	2
Accumulated depreciation	(2)	(2)
Net property, plant, and equipment	0	0
Investments in subsidiaries	5,102	12,722
Other investments	173	162
Intercompany receivable	0	0
Operating lease right of use asset	6
Deferred income taxes	187	187
Total noncurrent assets	5,468	13,071
TOTAL ASSETS	6,059	13,506
Current Liabilities
Short-term borrowings	0	300
Long-term debt, classified as current	0	350
Accounts payable – other	47	16
Operating lease liabilities	3
Other current liabilities	3	17
Total current liabilities	53	683
Noncurrent Liabilities
Debtor-in-possession financing	0	0
Operating lease liabilities	3
Other	58	172
Total noncurrent liabilities	61	172
Liabilities Subject to Compromise	810	0
Common Shareholders’ Equity
Common stock, no par value	13,038	12,910
Reinvested earnings	(7,893)	(250)
Accumulated other comprehensive income (loss)	(10)	(9)
Total shareholders' equity	5,135	12,651
TOTAL LIABILITIES AND EQUITY	$ 6,059	$ 13,506