Equity (Notes)

9 Months Ended

Sep. 30, 2011

Stockholders' Equity Note [Abstract]

Stockholders' Equity Note Disclosure [Text Block]

EQUITY

The activity in equity during the nine months ended September 30, 2011 and 2010 is as follows (dollars in millions):

	Portland General Electric Company Shareholders’ Equity
	Common Stock			Accumulated Other Comprehensive Loss			Retained Earnings			Noncontrolling Interests’ Equity
	Shares	Amount
Balances as of December 31, 2010	75,316,419	$	831	$	(5	)	$	766		$	7
Vesting of restricted stock units	15,024	—		—			—			—
Issuance of shares pursuant to employee stock purchase plan	11,320	—		—			—			—
Issuance of shares pursuant to dividend reinvestment and direct stock purchase plan (1)	2,588	—		—			—			—
Stock-based compensation	—	2		—			—			—
Dividends declared	—	—		—			(59		)	—
Capital distribution	—	—		—			—			(4		)
Net income	—	—		—			118			—
Balances as of September 30, 2011	75,345,351	$	833	$	(5	)	$	825		$	3
Balances as of December 31, 2009	75,210,580	$	829	$	(6	)	$	719		$	1
Vesting of restricted and performance stock units	73,421	—		—			—			—
Issuance of shares pursuant to employee stock purchase plan	14,846	—		—			—			—
Stock-based compensation	—	1		—			—			—
Dividends declared	—	—		—			(59		)	—
Net income (loss)	—	—		—			100			(1		)
Other comprehensive income	—	—		1			—			—
Balances as of September 30, 2010	75,298,847	$	830	$	(5	)	$	760		$	—

(1) Effective April 1, 2011, PGE implemented a Dividend Reinvestment and Direct Stock Purchase Plan, under which the Company may issue up to 2,500,000 shares of common stock.