Earnings Per Share (Tables)

9 Months Ended

Oct. 30, 2011

Earnings Per Share [Abstract]

Computation Of Basic And Diluted Earnings Per Share

	Three Months Ended				Nine Months Ended
(in thousands, except per share amounts)	October 30, 2011		October 31, 2010		October 30, 2011		October 31, 2010
Net income	$	26,979	$	16,105	$	76,699	$	46,569
Weighted average shares outstanding - basic		65,440		62,493		65,180		61,950
Dilutive effect of employee equity incentive plans		1,874		2,062		2,359		1,773
Weighted average shares outstanding - diluted		67,314		64,555		67,539		63,723
Basic earnings per common share	$	0.41	$	0.26	$	1.18	$	0.75
Diluted earnings per common share	$	0.40	$	0.25	$	1.14	$	0.73
Anti-dilutive shares not included in the above calculations		708		1,645		662		2,595