Retirement Plans (Details 1) - Pension Plan [Member] - USD ($)	12 Months Ended
	Oct. 31, 2015	Oct. 31, 2014
Change in benefit obligation:
Benefit obligation at beginning of year	$ 21,959,000	$ 19,280,000
Service cost	135,000	135,000
Interest cost	852,000	820,000
Benefits paid	(1,031,000)	(1,006,000)
Actuarial (gain) loss	(864,000)	2,730,000
Benefit obligation at end of year	21,051,000	21,959,000
Change in plan assets:
Fair value of plan assets at beginning of year	17,005,000	16,375,000
Actual return on plan assets	343,000	1,136,000
Employer contributions	375,000	500,000
Benefits paid	(1,031,000)	(1,006,000)
Fair value of plan assets at end of year	16,692,000	17,005,000
Reconciliation of funded status:
Fair value of plan assets	16,692,000	17,005,000
Benefit obligations	21,051,000	21,959,000
Net plan obligations	(4,359,000)	(4,954,000)
Amounts recognized in statements of financial position:
Noncurrent assets	0	0
Current liabilities	0	0
Noncurrent liabilities	(4,359,000)	(4,954,000)
Net obligation recognized in statements of financial position	(4,359,000)	(4,954,000)
Reconciliation of amounts recognized in statements of financial position:
Accumulated other comprehensive loss	(8,015,000)	(9,077,000)
Accumulated contributions in excess of net periodic benefit cost	3,656,000	4,123,000
Net deficit recognized in statements of financial position	$ (4,359,000)	$ (4,954,000)