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Basis of Presentation - Additional Information (Detail) - JointVenture
Nov. 30, 2020
Nov. 01, 2019
Cabs Joint Venture    
Significant Accounting Policies [Line Items]    
Percent of ownership interest held in unconsolidated affiliates 20.00% 20.00%
Joint Venture Transactions    
Significant Accounting Policies [Line Items]    
Number Of Joint Ventures 4  
Spartan | Joint Venture Transactions    
Significant Accounting Policies [Line Items]    
Percent of controlling interest by the Company 52.00%  
TWB | Joint Venture Transactions    
Significant Accounting Policies [Line Items]    
Percent of controlling interest by the Company 55.00%  
Samuel | Joint Venture Transactions    
Significant Accounting Policies [Line Items]    
Percent of controlling interest by the Company 63.00%  
Worthington Specialty Processing | Joint Venture Transactions    
Significant Accounting Policies [Line Items]    
Percent of controlling interest by the Company 51.00%