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Commitments and Contingencies - United States Department of Commerce Antidumping Review (Details)
1 Months Ended 12 Months Ended
Jul. 13, 2018
USD ($)
Nov. 30, 2018
USD ($)
Nov. 27, 2015
USD ($)
Dec. 29, 2018
Oct. 31, 2008
Import_entry
Apr. 19, 2010
United States Department of Commerce Antidumping Review [Member]            
Loss Contingencies [Line Items]            
Assignment of antidumping duty rate on U.S. imports by Company subsidiaries           48.33%
Payment request for interest and duties     $ 3,000,000      
Number of import entries | Import_entry         795  
Equal Employment Opportunity Commission Matter [Member]            
Loss Contingencies [Line Items]            
Term of consent decree       2 years 6 months    
Monetary relief awarded to individual claims $ 1,000,000.0          
Deepwater Horizon Economic and Property Damage Claim [Member]            
Loss Contingencies [Line Items]            
Gain award for settlement   $ 27,400,000        
Gain contingency, payment of legal and advisory fees, percent of total   20.00%