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Summary of Significant Accounting Policies (Details) - USD ($)
$ in Thousands
Mar. 27, 2020
Jul. 31, 2020
Nov. 01, 2019
Oct. 31, 2019
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]        
Foreign currency translation items included in accumulated other comprehensive income (loss)   $ (2,838)   $ (2,362)
Pension liability items included in accumulated other comprehensive loss (income)   4,423   4,753
Available for sale items included in accumulated other comprehensive income (loss)       (140)
Receivables/other from related parties   3,444   2,985
Accounts receivable, net   (21,478)   (15,114)
Payables to related parties   5,235   906
Accrued liabilities   (6,171)   (8,261)
Operating lease ROU assets   2,174    
Operating lease liabilities   $ 2,237    
COVID-19        
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]        
Income tax expense (benefit) $ (1,950)      
Federal refund $ 5,801      
Reclassification Adjustment        
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]        
Receivables/other from related parties       2,985
Accounts receivable, net       2,985
Payables to related parties       906
Accrued liabilities       $ 906
ASU 2016-02        
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]        
Operating lease ROU assets     $ 2,400  
Operating lease liabilities     $ 2,500