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Acquisitions and Divestitures - Additional Information (Detail)
3 Months Ended 12 Months Ended
Jan. 08, 2016
USD ($)
Mar. 26, 2015
USD ($)
Dec. 19, 2014
USD ($)
Dec. 31, 2016
USD ($)
Sep. 30, 2016
USD ($)
Jun. 30, 2016
USD ($)
Mar. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Sep. 30, 2015
USD ($)
Jun. 30, 2015
USD ($)
Mar. 31, 2015
USD ($)
Dec. 31, 2016
USD ($)
Business
Dec. 31, 2015
USD ($)
Business
Dec. 31, 2014
USD ($)
Business
Business Acquisition [Line Items]                            
Total consideration, net of cash acquired, for business acquisitions closed during the year                       $ 604,000,000 $ 646,000,000 $ 32,000,000
Business acquisitions closed during the year, cash payments                       581,000,000 537,000,000 26,000,000
Other consideration                       23,000,000    
Purchase price holdbacks paid for acquisitions closed in current year       $ 16,000,000               16,000,000    
Contingent consideration paid for acquisitions closed in previous year                       4,000,000 4,000,000 5,000,000
Purchase price holdbacks paid in current period       26,000,000               26,000,000    
Allocation of consideration to property and equipment       115,000,000       $ 243,000,000       115,000,000 243,000,000 6,000,000
Allocation of consideration to other intangible assets       212,000,000       145,000,000       212,000,000 145,000,000 9,000,000
Allocation of consideration to goodwill       280,000,000       325,000,000       280,000,000 325,000,000 17,000,000
Total goodwill       6,215,000,000       5,984,000,000       6,215,000,000 5,984,000,000 5,740,000,000
Total operating revenues       3,460,000,000 $ 3,548,000,000 $ 3,425,000,000 $ 3,176,000,000 3,246,000,000 $ 3,360,000,000 $ 3,315,000,000 $ 3,040,000,000 13,609,000,000 12,961,000,000 13,996,000,000
Contingent consideration outstanding       37,000,000       96,000,000       37,000,000 96,000,000  
Decrease in contingent consideration                       (47,000,000)    
Estimated fair value of liability for additional cash payments related to acquisitions               96,000,000         96,000,000 6,000,000
Contingent consideration paid for acquisitions closed in current year                         13,000,000 4,000,000
Purchase price holdbacks               13,000,000         13,000,000  
Tax deductible, goodwill               166,000,000         166,000,000  
Non tax deductible, goodwill               159,000,000         159,000,000  
Aggregate sales prices for divestitures of operations                       2,000,000 79,000,000 2,090,000,000
(Income) expense from divestitures                       9,000,000 (7,000,000) (515,000,000)
Revolving Credit Facility [Member]                            
Business Acquisition [Line Items]                            
Credit Facility, aggregate capacity       2,250,000,000               $ 2,250,000,000    
Maximum [Member]                            
Business Acquisition [Line Items]                            
Estimated fair value of liability for additional cash payments related to acquisitions               126,000,000         $ 126,000,000 6,000,000
Landfill [Member] | Eastern Canada Area [Member]                            
Business Acquisition [Line Items]                            
(Income) expense from divestitures                           $ (18,000,000)
Solid Waste [Member]                            
Business Acquisition [Line Items]                            
Number of business acquired | Business                       30 27 15
Wheelabrator [Member]                            
Business Acquisition [Line Items]                            
Total operating revenues                           $ 715,000,000
Aggregate sales prices for divestitures of operations     $ 1,950,000,000                      
(Income) expense from divestitures                     $ 7,000,000     (519,000,000)
Cash [Member] | Eastern Canada Area [Member]                            
Business Acquisition [Line Items]                            
Aggregate sales prices for divestitures of operations                           39,000,000
Puerto Rico Operations and Certain Other Collection and Landfill Assets [Member]                            
Business Acquisition [Line Items]                            
Aggregate sales prices for divestitures of operations                           80,000,000
(Income) expense from divestitures                           25,000,000
Puerto Rico Operations and Certain Other Collection and Landfill Assets [Member] | Redeemable Preferred Stock [Member]                            
Business Acquisition [Line Items]                            
Aggregate sales prices for divestitures of operations                           15,000,000
Puerto Rico Operations and Certain Other Collection and Landfill Assets [Member] | Cash [Member]                            
Business Acquisition [Line Items]                            
Aggregate sales prices for divestitures of operations                           65,000,000
Customer and Supplier Relationships [Member]                            
Business Acquisition [Line Items]                            
Allocation of consideration to other intangible assets       185,000,000       131,000,000       $ 185,000,000 $ 131,000,000 7,000,000
Trade Name [Member]                            
Business Acquisition [Line Items]                            
Allocation of consideration to other intangible assets       4,000,000       6,000,000       4,000,000 6,000,000  
Non-compete Covenant [Member]                            
Business Acquisition [Line Items]                            
Allocation of consideration to other intangible assets       $ 23,000,000       $ 8,000,000       23,000,000 $ 8,000,000 $ 2,000,000
Southern Waste Systems [Member]                            
Business Acquisition [Line Items]                            
Total consideration, net of cash acquired, for business acquisitions closed during the year $ 525,000,000                          
Allocation of consideration to property and equipment 93,000,000                          
Allocation of consideration to other intangible assets 182,000,000                          
Total goodwill 250,000,000                          
Total operating revenues                       $ 148,000,000    
Southern Waste Systems [Member] | Trade Name [Member]                            
Business Acquisition [Line Items]                            
Allocation of consideration to other intangible assets 4,000,000                          
Southern Waste Systems [Member] | Non-compete Covenant [Member]                            
Business Acquisition [Line Items]                            
Allocation of consideration to other intangible assets $ 18,000,000                          
Deffenbaugh Disposal, Inc. [Member]                            
Business Acquisition [Line Items]                            
Total consideration, net of cash acquired, for business acquisitions closed during the year   $ 400,000,000                        
Allocation of consideration to other intangible assets   100,000,000                        
Allocation of consideration to goodwill   159,000,000                        
Deffenbaugh Disposal, Inc. [Member] | Other Assets [Member]                            
Business Acquisition [Line Items]                            
Allocation of consideration to other assets   50,000,000                        
Deffenbaugh Disposal, Inc. [Member] | Total Liabilities [Member]                            
Business Acquisition [Line Items]                            
Allocation of consideration to other assets   101,000,000                        
Deffenbaugh Disposal, Inc. [Member] | Cash [Member]                            
Business Acquisition [Line Items]                            
Allocation of consideration to cash acquired   15,000,000                        
Deffenbaugh Disposal, Inc. [Member] | Property and Equipment [Member]                            
Business Acquisition [Line Items]                            
Allocation of consideration to property and equipment   207,000,000                        
Deffenbaugh Disposal, Inc. [Member] | Trade Name [Member]                            
Business Acquisition [Line Items]                            
Allocation of consideration to other intangible assets   $ 6,000,000