Net Income Per Share (Tables)

3 Months Ended

Jan. 31, 2012

Net Income Per Share [Abstract]

Reconciliation Of Weighted-Average Common Shares Used To Calculate Net Income Per Share

	Three Months Ended January  31,
	2012		2011
	(in thousands)
Numerator:
Net income	$	56,694	$	48,226
Denominator:
Weighted-average common shares for basic net income per share		143,882		149,016
Dilutive effect of potential common shares from equity-based compensation		3,231		4,624
Weighted-average common shares for diluted net income per share		147,113		153,640
Net income per share:
Basic	$	0.39	$	0.32
Diluted	$	0.39	$	0.31
Anti-dilutive employee stock-based awards excluded(1)		3,876		3,561

(1) These stock options and unvested restricted stock units and restricted stock awards were anti-dilutive for the respective periods and are excluded in calculating diluted net income per share. While such awards were anti-dilutive for the respective periods, they could be dilutive in the future.