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Asset Impairments and Unusual Items - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Sep. 30, 2016
Dec. 31, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Income Expense From Divestitures Asset Impairments And Unusual Items [Line Items]              
(Income) expense from divestitures, asset impairments and unusual items         $ 112 $ 82 $ (160)
Impairment charges         59 89 355
Increase in cost estimate associated with environmental remediation liability         44    
Goodwill impairment charges         12    
(Income) expense from divestitures         9 (7) (515)
Lamp Tracker Reporting Unit [Member]              
Income Expense From Divestitures Asset Impairments And Unusual Items [Line Items]              
Goodwill impairment charges $ 10       12    
Investment In Majority Owned Organics Company [Member]              
Income Expense From Divestitures Asset Impairments And Unusual Items [Line Items]              
(Income) expense from divestitures 8       8    
Recycling Operations [Member]              
Income Expense From Divestitures Asset Impairments And Unusual Items [Line Items]              
Impairment charges           18  
Goodwill impairment charges             10
Waste Diversion Technology, Renewable Energy, Recycling, and Medical Waste Operations [Member]              
Income Expense From Divestitures Asset Impairments And Unusual Items [Line Items]              
Impairment charges             73
Investment in Waste Diversion Technology Company [Member]              
Income Expense From Divestitures Asset Impairments And Unusual Items [Line Items]              
Impairment charge             11
Impairment charge relating to decline in value of minority-owned investment   $ 4     42 5 22
Oil and Gas Well [Member]              
Income Expense From Divestitures Asset Impairments And Unusual Items [Line Items]              
(Income) expense from divestitures     $ (6)        
Impairment of oil and gas producing property to its estimated fair value   $ 70       66 272
Puerto Rico Operations [Member]              
Income Expense From Divestitures Asset Impairments And Unusual Items [Line Items]              
(Income) expense from divestitures             25
Eastern Canada Area [Member] | Landfill [Member]              
Income Expense From Divestitures Asset Impairments And Unusual Items [Line Items]              
(Income) expense from divestitures             (18)
Wheelabrator [Member]              
Income Expense From Divestitures Asset Impairments And Unusual Items [Line Items]              
(Income) expense from divestitures       $ 7     (519)
Proceeds from divestitures of businesses and other assets (net of cash divested)             $ 155
Western Canada Area [Member] | Landfill [Member]              
Income Expense From Divestitures Asset Impairments And Unusual Items [Line Items]              
Impairment charges           $ 5  
Western Pennsylvania [Member] | Landfill [Member]              
Income Expense From Divestitures Asset Impairments And Unusual Items [Line Items]              
Impairment charges 43       43    
San Jacinto Waste Pits [Member]              
Income Expense From Divestitures Asset Impairments And Unusual Items [Line Items]              
Increase in cost estimate associated with environmental remediation liability $ 42       $ 44