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Summary of Significant Accounting Policies - Accumulated Comprehensive Income (Loss) by Component (Details) - USD ($)
$ in Thousands
 3 Months Ended
Jan. 31, 2022
Jan. 31, 2021
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance $ 188,435 $ 195,760
Other comprehensive income 127 929
Ending balance 180,602 191,729
Foreign Currency Translation (Loss) Gain    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance (3,754) (3,069)
Other comprehensive income 55 795
Ending balance (3,699) (2,274)
Defined Benefit Pension Plan    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance (1,979) (4,479)
Other comprehensive income 72 134
Ending balance (1,907) (4,345)
Accumulated Other Comprehensive (Loss) Income    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance (5,733) (7,548)
Other comprehensive income 127 929
Ending balance $ (5,606) $ (6,619)