Net Income per Share (Tables)

6 Months Ended

Apr. 30, 2018

Earnings Per Share [Abstract]

Reconciliation of Weighted-Average Common Shares Used to Calculate Net Income Per Share

The table below reconciles the weighted-average common shares used to calculate basic net income per share with the weighted-average common shares used to calculate diluted net income per share:

	Three Months Ended   April 30,				Six Months Ended   April 30,
	2018		2017		2018		2017
	(in thousands, except per share amounts)
Numerator:
Net income	$	102,472	$	53,306	$	98,781	$	139,894
Denominator:
Weighted-average common shares for basic net income per share	149,034		150,384		149,245		150,583
Dilutive effect of potential common shares from equity-based compensation	4,133		4,477		4,419		4,171
Weighted-average common shares for diluted net income per share	153,167		154,861		153,664		154,754
Net income per share:
Basic	$	0.69	$	0.35	$	0.66	$	0.93
Diluted	$	0.67	$	0.34	$	0.64	$	0.90
Anti-dilutive employee stock-based awards excluded(1)	761		948		618		738

(1) These employee stock-based 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.