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Retirement and Post-Retirement Benefit Plans (Tables)
 3 Months Ended
Jan. 31, 2017
Compensation and Retirement Disclosure [Abstract]  
Schedule of net pension and post-retirement benefit cost
 
Three months ended January 31,
 
Non-U.S. Defined
Benefit Plans
 
Post-Retirement
Benefit Plans
 
2017
 
2016
 
2017
 
2016
 
 
Service cost
$
55

 
$
64

 
$
1

 
$
1

Interest cost
91

 
141

 
1

 
2

Expected return on plan assets
(181
)
 
(254
)
 
—

 
(1
)
Amortization and deferrals:
 

 
 

 
 

 
 

Actuarial loss (gain)
104

 
79

 
(1
)
 
(1
)
Prior service benefit
(6
)
 
(6
)
 
—

 
—

Net periodic benefit cost
63

 
24

 
1

 
1

Settlement loss
—

 
4

 
—

 
—

Special termination benefits
1

 
—

 
—

 
—

Net benefit cost
$
64

 
$
28

 
$
1

 
$
1