Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Oct. 31, 2020	Oct. 31, 2019
ASSETS
Customers, allowance for doubtful accounts (in dollars)	$ 4,586	$ 3,270
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)	107,582,670	106,742,082
Common stock, outstanding (in shares)	107,582,670	106,742,082
Voting Preferred Stock
Preferred stock
Preferred stock, authorized (in shares)	1,000,000	1,000,000
Nonvoting Preferred Stock
Preferred stock
Preferred stock, authorized (in shares)	850,000	850,000