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Schedule of Fair Value of Assets and Liabilities (Detail) - USD ($)
$ in Millions
Apr. 01, 2017
Dec. 31, 2016
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Timber notes receivable $ 886 $ 884
Company-owned life insurance 86 89
Recourse Debt | Revenue bonds, due in varying amounts periodically through 2029    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt, fair value 184 181
Recourse Debt | American & Foreign Power Company, Inc. 5% debentures, due 2030    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt, fair value 12 12
Non-Recourse Debt    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt, fair value 798 800
Carrying Value    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Timber notes receivable 879 885
Company-owned life insurance 86 89
Carrying Value | Recourse Debt | Revenue bonds, due in varying amounts periodically through 2029    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt, fair value 186 186
Carrying Value | Recourse Debt | American & Foreign Power Company, Inc. 5% debentures, due 2030    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt, fair value 14 14
Carrying Value | Non-Recourse Debt    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt, fair value $ 792 $ 798