EMPLOYEE RETIREMENT PLANS - AOCL related disclosures (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2017	Oct. 31, 2016
Amounts recognized in accumulated other comprehensive loss
Net actuarial loss (gain)	$ 2,012	$ 6,050
Net prior service cost		309
Accumulated other comprehensive loss (income)	2,012	6,359
Amounts included in accumulated other comprehensive loss, expected to be recognized as components of net periodic benefit cost
Net actuarial loss (gain)	(249)
Total	(249)
Amounts recognized in net periodic benefit cost and other comprehensive loss
Net actuarial gain	(3,814)	1,088
Prior service cost	51	0
Amortization of unrecognized prior service credit	(360)	(42)
Amortization of unrecognized actuarial gain	(224)	(73)
Total recognized in other comprehensive income	(4,347)	973
Total recognized in net periodic benefit cost and other comprehensive loss (income)	(2,870)	2,193
Defined Benefit Pension Plans
Amounts recognized in accumulated other comprehensive loss
Net actuarial loss (gain)	4,998	5,496
Net prior service cost		309
Accumulated other comprehensive loss (income)	4,998	5,805
Amounts included in accumulated other comprehensive loss, expected to be recognized as components of net periodic benefit cost
Net actuarial loss (gain)	128
Total	128
Amounts recognized in net periodic benefit cost and other comprehensive loss
Net actuarial gain	(280)	469
Prior service cost	51	0
Amortization of unrecognized prior service credit	(360)	(42)
Amortization of unrecognized actuarial gain	(219)	(73)
Total recognized in other comprehensive income	(808)	354
Total recognized in net periodic benefit cost and other comprehensive loss (income)	22	976
Post-retirement Benefit Plan
Amounts recognized in accumulated other comprehensive loss
Net actuarial loss (gain)	(2,986)	554
Accumulated other comprehensive loss (income)	(2,986)	554
Amounts included in accumulated other comprehensive loss, expected to be recognized as components of net periodic benefit cost
Net actuarial loss (gain)	(377)
Total	(377)
Amounts recognized in net periodic benefit cost and other comprehensive loss
Net actuarial gain	(3,534)	619
Amortization of unrecognized prior service credit	0	0
Amortization of unrecognized actuarial gain	(5)	0
Total recognized in other comprehensive income	(3,539)	619
Total recognized in net periodic benefit cost and other comprehensive loss (income)	$ (2,892)	$ 1,217