Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2016	Dec. 31, 2015
Current Assets
Cash and cash equivalents	$ 71	$ 123
Restricted cash	168	234
Accounts receivable
Customers (net of allowance for doubtful accounts of $53 and $54 at respective dates)	1,233	1,106
Accrued unbilled revenue	956	855
Regulatory balancing accounts	1,475	1,760
Other	475	286
Regulatory assets	370	517
Inventories
Gas stored underground and fuel oil	134	126
Materials and supplies	343	313
Income taxes receivable	218	155
Other	306	338
Total current assets	5,749	5,813
Property, Plant, and Equipment
Electric	51,532	48,532
Gas	17,384	16,749
Construction work in progress	2,117	2,059
Other	2	2
Total property, plant, and equipment	71,035	67,342
Accumulated depreciation	(21,605)	(20,619)
Net property, plant, and equipment	49,430	46,723
Other Noncurrent Assets
Regulatory assets	7,534	7,029
Nuclear decommissioning trusts	2,597	2,470
Income taxes receivable	70	135
Other	1,185	1,064
Total other noncurrent assets	11,386	10,698
TOTAL ASSETS	66,565	63,234
Current Liabilities
Short-term borrowings	1,145	1,019
Long-term debt, classified as current	160	160
Accounts payable
Trade creditors	1,370	1,414
Regulatory balancing accounts	764	715
Other	496	398
Disputed claims and customer refunds	233	454
Interest payable	144	206
Other	1,958	1,997
Total current liabilities	6,270	6,363
Noncurrent Liabilities
Long-term debt	16,528	15,925
Regulatory liabilities	6,613	6,321
Pension and other postretirement benefits	2,632	2,622
Asset retirement obligations	4,672	3,643
Deferred income taxes	9,850	9,206
Other	2,394	2,326
Total noncurrent liabilities	42,689	40,043
Commitments and Contingencies (Note 9)
Shareholders' Equity
Common stock	12,083	11,282
Reinvested earnings	5,278	5,301
Accumulated other comprehensive income (loss)	(7)	(7)
Total shareholders' equity	17,354	16,576
Noncontrolling Interest - Preferred Stock of Subsidiary	252	252
Total equity	17,606	16,828
TOTAL LIABILITIES AND EQUITY	66,565	63,234
Pacific Gas And Electric Company [Member]
Current Assets
Cash and cash equivalents	68	59
Restricted cash	168	234
Accounts receivable
Customers (net of allowance for doubtful accounts of $53 and $54 at respective dates)	1,233	1,106
Accrued unbilled revenue	956	855
Regulatory balancing accounts	1,475	1,760
Other	473	284
Regulatory assets	370	517
Inventories
Gas stored underground and fuel oil	134	126
Materials and supplies	343	313
Income taxes receivable	194	130
Other	306	338
Total current assets	5,720	5,722
Property, Plant, and Equipment
Electric	51,532	48,532
Gas	17,384	16,749
Construction work in progress	2,117	2,059
Total property, plant, and equipment	71,033	67,340
Accumulated depreciation	(21,603)	(20,617)
Net property, plant, and equipment	49,430	46,723
Other Noncurrent Assets
Regulatory assets	7,534	7,029
Nuclear decommissioning trusts	2,597	2,470
Income taxes receivable	70	135
Other	1,066	958
Total other noncurrent assets	11,267	10,592
TOTAL ASSETS	66,417	63,037
Current Liabilities
Short-term borrowings	981	1,019
Long-term debt, classified as current	160	160
Accounts payable
Trade creditors	1,370	1,414
Regulatory balancing accounts	764	715
Other	765	418
Disputed claims and customer refunds	233	454
Interest payable	144	203
Other	1,681	1,750
Total current liabilities	6,098	6,133
Noncurrent Liabilities
Long-term debt	16,179	15,577
Regulatory liabilities	6,613	6,321
Pension and other postretirement benefits	2,540	2,534
Asset retirement obligations	4,672	3,643
Deferred income taxes	10,135	9,487
Other	2,350	2,282
Total noncurrent liabilities	42,489	39,844
Commitments and Contingencies (Note 9)
Shareholders' Equity
Preferred stock	258	258
Common stock	1,322	1,322
Additional paid-in capital	7,955	7,215
Reinvested earnings	8,291	8,262
Accumulated other comprehensive income (loss)	4	3
Total shareholders' equity	17,830	17,060
TOTAL LIABILITIES AND EQUITY	$ 66,417	$ 63,037