Earnings (Loss) Per Share

12 Months Ended

Dec. 31, 2011

Earnings (Loss) Per Share [Abstract]

Earnings (Loss) Per Share

19. Earnings (Loss) Per Share

	Year ended			Year ended			Year ended
	December 31, 2011			December 31, 2010			December 31, 2009
	$			$			$
Net (loss) income attributable to stockholders’ of Teekay Corporation		(368,916	)		(267,287	)		128,412
Weighted average number of common shares		70,234,817			72,862,617			72,549,361
Dilutive effect of stock-based compensation		—			—			509,470
Common stock and common stock equivalents		70,234,817			72,862,617			73,058,831
(Loss) earnings per common share:
—Basic		(5.25	)		(3.67	)		1.77
—Diluted		(5.25	)		(3.67	)		1.76

The anti-dilutive effect attributable to outstanding stock-based compensation excluded from the calculation of diluted (loss) earnings per common share, for the years ended December 31, 2011, 2010 and 2009 was 5.7 million, 6.1 million and 4.3 million shares, respectively.