Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Jun. 30, 2015	Dec. 31, 2014
Current Assets
Cash and cash equivalents	$ 249	$ 151
Restricted cash	287	298
Accounts receivable
Customers (net of allowance for doubtful accounts of $56 and $66 at respective dates)	1,049	960
Accrued unbilled revenue	936	776
Regulatory balancing accounts	2,204	2,266
Other	352	377
Regulatory assets	441	444
Inventories
Gas stored underground and fuel oil	141	172
Materials and supplies	315	304
Income taxes receivable	192	198
Other	280	443
Total current assets	6,446	6,389
Property, Plant, and Equipment
Electric	46,687	45,162
Gas	16,208	15,678
Construction work in progress	2,075	2,220
Other	2	2
Total property, plant, and equipment	64,972	63,062
Accumulated depreciation	(19,962)	(19,121)
Net property, plant, and equipment	45,010	43,941
Other Noncurrent Assets
Regulatory assets	6,476	6,322
Nuclear decommissioning trusts	2,504	2,421
Income taxes receivable	94	91
Other	1,101	963
Total other noncurrent assets	10,175	9,797
TOTAL ASSETS	61,631	60,127
Current Liabilities
Short-term borrowings	1,016	633
Accounts payable
Trade creditors	1,178	1,244
Regulatory balancing accounts	876	1,090
Other	458	476
Disputed claims and customer refunds	448	434
Interest payable	203	197
Other	2,123	1,846
Total current liabilities	6,302	5,920
Noncurrent Liabilities
Long-term debt	15,544	15,050
Regulatory liabilities	6,330	6,290
Pension and other postretirement benefits	2,536	2,561
Asset retirement obligations	3,609	3,575
Deferred income taxes	8,732	8,513
Other	2,307	2,218
Total noncurrent liabilities	$ 39,058	$ 38,207
Commitments and Contingencies (Note 9)
Shareholders' Equity
Common stock	$ 10,717	$ 10,421
Reinvested earnings	5,308	5,316
Accumulated other comprehensive income (loss)	(6)	11
Total shareholders' equity	16,019	15,748
Noncontrolling Interest - Preferred Stock of Subsidiary	252	252
Total equity	16,271	16,000
TOTAL LIABILITIES AND EQUITY	61,631	60,127
Pacific Gas And Electric Company [Member]
Current Assets
Cash and cash equivalents	148	55
Restricted cash	287	298
Accounts receivable
Customers (net of allowance for doubtful accounts of $56 and $66 at respective dates)	1,049	960
Accrued unbilled revenue	936	776
Regulatory balancing accounts	2,204	2,266
Other	351	375
Regulatory assets	441	444
Inventories
Gas stored underground and fuel oil	141	172
Materials and supplies	315	304
Income taxes receivable	160	168
Other	280	409
Total current assets	6,312	6,227
Property, Plant, and Equipment
Electric	46,687	45,162
Gas	16,208	15,678
Construction work in progress	2,075	2,220
Total property, plant, and equipment	64,970	63,060
Accumulated depreciation	(19,961)	(19,120)
Net property, plant, and equipment	45,009	43,940
Other Noncurrent Assets
Regulatory assets	6,476	6,322
Nuclear decommissioning trusts	2,504	2,421
Income taxes receivable	94	91
Other	998	864
Total other noncurrent assets	10,072	9,698
TOTAL ASSETS	61,393	59,865
Current Liabilities
Short-term borrowings	1,011	633
Accounts payable
Trade creditors	1,177	1,243
Regulatory balancing accounts	876	1,090
Other	482	444
Disputed claims and customer refunds	448	434
Interest payable	200	195
Other	1,899	1,604
Total current liabilities	6,093	5,643
Noncurrent Liabilities
Long-term debt	15,194	14,700
Regulatory liabilities	6,330	6,290
Pension and other postretirement benefits	2,449	2,477
Asset retirement obligations	3,609	3,575
Deferred income taxes	8,992	8,773
Other	2,263	2,178
Total noncurrent liabilities	$ 38,837	$ 37,993
Commitments and Contingencies (Note 9)
Shareholders' Equity
Preferred stock	$ 258	$ 258
Common stock	1,322	1,322
Additional paid-in capital	6,703	6,514
Reinvested earnings	8,175	8,130
Accumulated other comprehensive income (loss)	5	5
Total shareholders' equity	16,463	16,229
TOTAL LIABILITIES AND EQUITY	$ 61,393	$ 59,865