Income Per Share Information (Tables)

6 Months Ended

Apr. 30, 2016

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The table below provides, for the periods indicated, information pertaining to the calculation of income per share, common stock equivalents, weighted-average number of antidilutive options, and shares issued (amounts in thousands):

	Six months ended April 30,				Three months ended April 30,
	2016		2015		2016		2015
Numerator:
Net income as reported	$	162,234	$	149,255	$	89,054	$	67,930
Plus interest and costs attributable to 0.5% Exchangeable Senior Notes, net of income tax benefit	777		786		388		392
Numerator for diluted earnings per share	$	163,011	$	150,041	$	89,442	$	68,322
Denominator:
Basic weighted-average shares	171,578		176,267		168,952		176,458
Common stock equivalents (a)	1,967		2,347		1,604		2,522
Shares attributable to 0.5% Exchangeable Senior Notes	5,858		5,858		5,858		5,858
Diluted weighted-average shares	179,403		184,472		176,414		184,838
Other information:
Weighted-average number of antidilutive options and restricted stock units (b)	3,659		2,091		4,364		1,814
Shares issued under stock incentive and employee stock purchase plans	483		1,265		10		588

(a) Common stock equivalents represent the dilutive effect of outstanding in-the-money stock options using the treasury stock method and shares expected to be issued under performance-based restricted stock units and nonperformance-based restricted stock units.

(b) Weighted-average number of antidilutive options and restricted stock units are based upon the average closing price of our common stock on the NYSE for the period.