Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Net income	$ 193	$ 172	$ 174
Other comprehensive income (loss) - Change in compensation retirement benefits liability and amortization, net of taxes of an immaterial amount in 2016 and 2015, and $2 in 2014	1	(1)	(2)
Comprehensive income	194	171	172
Less: comprehensive loss attributable to the noncontrolling interests	0	0	1
Comprehensive income attributable to Portland General Electric Company	$ 194	$ 171	$ 173