Employee Benefit Plans Pension cash flows (Details) - USD ($)	12 Months Ended
	Oct. 31, 2019	Oct. 31, 2018
Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Employer contributions	$ 1,290
UNITED STATES | Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Employer contributions	1,351,000	$ 445,000
Defined Benefit Plan, Expected Future Benefit Payment, Next Twelve Months	5,220,000
Defined Benefit Plan, Expected Future Benefit Payment, Year Two	4,210,000
Defined Benefit Plan, Expected Future Benefit Payment, Year Three	4,590,000
Defined Benefit Plan, Expected Future Benefit Payment, Year Four	5,010,000
Defined Benefit Plan, Expected Future Benefit Payment, Year Five	4,870,000
Defined Benefit Plans, Expected Future Benefit Payments, Thereafter	25,700,000
UNITED STATES | Other Postretirement Benefits Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Employer contributions	32,000	$ 29,000
Defined Benefit Plan, Expected Future Benefit Payment, Next Twelve Months	39,000
Defined Benefit Plan, Expected Future Benefit Payment, Year Two	29,000
Defined Benefit Plan, Expected Future Benefit Payment, Year Three	27,000
Defined Benefit Plan, Expected Future Benefit Payment, Year Four	24,000
Defined Benefit Plan, Expected Future Benefit Payment, Year Five	23,000
Defined Benefit Plans, Expected Future Benefit Payments, Thereafter	$ 91,000