Income (Loss) Per Share (Tables)

6 Months Ended

Aug. 31, 2013

Income (Loss) Per Share

Schedule of calculation of basic and diluted income (loss) per share

	Thirteen Week Period Ended						Twenty-Six Week Period Ended
	August 31, 2013			September 1, 2012			August 31, 2013			September 1, 2012
Numerator for income (loss) per share:
Net income (loss)	$	32,827		$	(38,765	)	$	122,489		$	(66,853	)
Accretion of redeemable preferred stock		(26	)		(26	)		(51	)		(51	)
Cumulative preferred stock dividends		(2,772	)		(2,612	)		(5,504	)		(5,186	)
Income (loss) attributable to common stockholders—basic	$	30,029		$	(41,403	)	$	116,934		$	(72,090	)
Add back—interest on convertible notes		—			—			2,728			—
Income (loss) attributable to common stockholders—diluted	$	30,029		$	(41,403	)	$	119,662		$	(72,090	)
Denominator:
Basic weighted average shares		901,992			889,645			897,993			888,573
Outstanding options and restricted shares, net		44,726			—			40,143			—
Convertible notes		—			—			24,800			—
Diluted weighted average shares		946,718			889,645			962,936			888,573
Basic income (loss) per share	$	0.03		$	(0.05	)	$	0.13		$	(0.08	)
Diluted income (loss) per share	$	0.03		$	(0.05	)	$	0.12		$	(0.08	)

Schedule of antidilutive effect of potential common shares, excluded from computation of diluted income (loss) per share

	Thirteen Week Period Ended				Twenty-Six Week Period Ended
	August 31, 2013		September 1, 2012		August 31, 2013		September 1, 2012
Stock options		39,014		83,591		43,668		83,591
Convertible notes		24,800		24,800		—		24,800
Convertible preferred stock		34,109		32,137		34,109		32,137
		97,923		140,528		77,777		140,528