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Significant Accounting Policies - Additional Information (Detail)
$ in Thousands
3 Months Ended 12 Months Ended
Oct. 31, 2018
USD ($)
Jul. 31, 2018
USD ($)
Apr. 30, 2018
USD ($)
Jan. 31, 2018
USD ($)
Oct. 31, 2019
USD ($)
customer
Oct. 31, 2018
USD ($)
customer
Oct. 31, 2017
USD ($)
customer
Nov. 01, 2019
USD ($)
Significant Accounting Policies [Line Items]                
Revenue         $ 3,440,300 $ 3,236,000 $ 3,342,200  
Cost of sales         (3,158,323) (2,974,739) (2,700,684)  
Selling, General and Administrative Expense         $ (211,141) (221,965) (216,303)  
Amortization period for costs associated with breeders         9 months      
Workers compensation reserve $ 18,400       $ 20,500 18,400    
Advertising costs         19,900 38,900 40,700  
Subsequent Event                
Significant Accounting Policies [Line Items]                
Finance lease, right-of-use asset               $ 53,000
Finance lease, liability               $ 53,000
Live poultry-broilers (net of reserve) and breeders                
Significant Accounting Policies [Line Items]                
Inventory adjustments 9,600       $ 2,800 9,600    
Building | Minimum                
Significant Accounting Policies [Line Items]                
Property plant and equipment, estimated useful life         15 years      
Building | Maximum                
Significant Accounting Policies [Line Items]                
Property plant and equipment, estimated useful life         39 years      
Machinery and Equipment | Minimum                
Significant Accounting Policies [Line Items]                
Property plant and equipment, estimated useful life         3 years      
Machinery and Equipment | Maximum                
Significant Accounting Policies [Line Items]                
Property plant and equipment, estimated useful life         12 years      
Cash Equivalents | Maximum                
Significant Accounting Policies [Line Items]                
Highly liquid investments included as cash equivalents, maximum maturities         90 days      
Outside United States                
Significant Accounting Policies [Line Items]                
Revenue         $ 284,500 215,800 268,500  
Offal                
Significant Accounting Policies [Line Items]                
Revenue         $ 31,100 $ 34,400 $ 32,600  
Customer Concentration Risk | Sales                
Significant Accounting Policies [Line Items]                
Number of customer accounted for more than 10% of consolidated sales | customer         2 2 1  
Percentage of revenue from a single major customer             17.00%  
Customer A | Customer Concentration Risk | Sales                
Significant Accounting Policies [Line Items]                
Percentage of revenue from a single major customer         15.80% 14.30%    
Customer B | Customer Concentration Risk | Sales                
Significant Accounting Policies [Line Items]                
Percentage of revenue from a single major customer         11.80% 10.50%    
Accounting Standards Update 2014-09                
Significant Accounting Policies [Line Items]                
Revenue (2,900) $ (2,900) $ (2,700) $ (2,500)        
Selling, General and Administrative Expense         $ 10,900 $ 11,000    
Accounting Standards Update 2014-09 | Line Item Freight Revenue                
Significant Accounting Policies [Line Items]                
Revenue         24,900      
Cost of sales $ 5,400 $ 6,100 $ 4,600 $ 3,900   20,000 $ 13,700  
Difference between Revenue Guidance in Effect before and after Topic 606 | Accounting Standards Update 2014-09                
Significant Accounting Policies [Line Items]                
Revenue         $ (66,500) $ (79,200) $ (77,200)