Stockholders' Equity - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2019	Oct. 31, 2018	Oct. 31, 2017	Dec. 04, 2018	Dec. 03, 2015
Stock repurchase program
Amount paid to repurchase the shares (in dollars)	$ 22,705	$ 164,530	$ 160,648
Repurchase of shares (in shares)	403,532	2,777,687	2,730,022
Treasury shares
Treasury shares held (in shares)	21,385,919	22,527,348
Cost of treasury shares (in dollars)	$ 1,374,000	$ 1,448,400
Stock repurchase program
Stock repurchase program
Number of shares authorized to be repurchased (in shares)					8,000,000
Amount paid to repurchase the shares (in dollars)	$ 20,000	$ 160,400	$ 159,400
Repurchase of shares (in shares)	359,758	2,579,864	2,710,837
Number of shares remained authorized for repurchase (in shares)	7,042,256
December 2018 Stock Repurchase Program
Stock repurchase program
Number of shares authorized to be repurchased (in shares)				5,000,000