Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 119	$ 39
Accounts receivable, net	193	168
Unbilled revenues	96	106
Inventories, at average cost:
Materials and supplies	53	52
Fuel	31	26
Regulatory assets--current	61	62
Other current assets	90	73
Total current assets	643	526
Electric utility plant:
Generation	4,600	4,667
Transmission	580	547
Distribution	3,838	3,543
General	611	550
Intangible	715	607
Construction work-in-progress	346	391
Total electric utility plant	10,690	10,305
Accumulated depreciation and amortization	(3,803)	(3,564)
Electric utility plant, net	6,887	6,741
Regulatory assets--noncurrent	401	438
Nuclear decommissioning trust	42	42
Non-qualified benefit plan trust	36	37
Other noncurrent assets	101	54
Total assets	8,110	7,838
Current liabilities:
Accounts payable	168	132
Liabilities from price risk management activities-current	55	59
Current portion of long-term debt	300	0
Accrued expenses and other current liabilities	268	241
Total current liabilities	791	432
Long-term debt, net of current portion	2,178	2,426
Regulatory liabilities--noncurrent	1,355	1,288
Deferred income taxes	369	376
Unfunded status of pension and postretirement plans	307	284
Liabilities from price risk management activities--noncurrent	101	151
Asset retirement obligations	197	167
Non-qualified benefit plan liabilities	103	106
Other noncurrent liabilities	203	192
Total liabilities	5,604	5,422
Commitments and Contingencies (see notes)
Portland General Electric Company shareholders’ equity:
Preferred stock, no par value, 30,000,000 shares authorized; none issued and outstanding	0	0
Common stock, no par value, 160,000,000 shares authorized; 89,267,959 and 89,114,265 shares issued and outstanding as of December 31, 2018 and 2017, respectively	1,212	1,207
Accumulated other comprehensive loss	(7)	(8)
Retained earnings	1,301	1,217
Total equity	2,506	2,416
Total liabilities and equity	$ 8,110	$ 7,838