Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Net income	$ 104	$ 140	$ 147
Other comprehensive income (loss) - Change in compensation retirement benefits liability and amortization, net of taxes of $(1) in 2013 and $1 in 2011	1	0	(1)
Comprehensive income	105	140	146
Less: comprehensive loss attributable to the noncontrolling interests	1	1	0
Comprehensive income attributable to Portland General Electric Company	$ 106	$ 141	$ 146