Consolidated Balance Sheets (Parenthetical 2) - $ / shares		Oct. 31, 2016	Oct. 31, 2015
Preferred stock
Preferred stock, par value (in dollars per share)		$ 1.00	$ 1.00
Preferred stock, issued (in shares)		0	0
Preferred stock, outstanding (in shares)		0	0
Common stock
Common stock, par value (in dollars per share)		$ 1.00	$ 1.00
Common stock, authorized (in shares)		175,000,000	175,000,000
Common stock, issued (in shares)	[1]	108,427,393	109,301,832
Common stock, outstanding (in shares)	[1]	108,427,393	109,301,832
Voting preferred stock
Preferred stock
Preferred stock, authorized (in shares)		1,000,000	1,000,000
Non-voting preferred stock
Preferred stock
Preferred stock, authorized (in shares)		850,000	850,000

[1] Shares and per share data have been adjusted for all periods presented to reflect a two-for-one stock split effective September 16, 2016