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Revenue (Total Reported Revenues by Service Line) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Revenue from External Customer [Line Items]
Revenues	$ 1,281,110	$ 1,206,478	$ 3,661,209	$ 3,473,313
Collection [Member]
Revenue from External Customer [Line Items]
Revenues	871,699	815,344	2,536,065	2,380,822
Collection [Member] | Commercial [Member]
Revenue from External Customer [Line Items]
Revenues	369,543	342,961	1,080,261	1,005,110
Collection [Member] | Residential [Member]
Revenue from External Customer [Line Items]
Revenues	300,026	286,068	881,927	845,493
Collection [Member] | Industrial and Construction Roll Off [Member]
Revenue from External Customer [Line Items]
Revenues	202,130	186,315	573,877	530,219
Landfills [Member]
Revenue from External Customer [Line Items]
Revenues	285,945	261,706	790,056	744,352
Transfer [Member]
Revenue from External Customer [Line Items]
Revenues	187,961	155,058	495,317	445,612
Recycling [Member]
Revenue from External Customer [Line Items]
Revenues	23,371	43,864	69,559	131,445
E&P [Member]
Revenue from External Customer [Line Items]
Revenues	68,049	57,797	189,071	147,662
Intermodal and Other [Member]
Revenue from External Customer [Line Items]
Revenues	34,261	38,221	105,588	107,418
Intercompany Revenue [Member]
Revenue from External Customer [Line Items]
Revenues	$ (190,176)	$ (165,512)	$ (524,447)	$ (483,998)

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 32
-Paragraph 2A
-URI http://asc.fasb.org/extlink&oid=82859839&loc=SL82860478-203043

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=82913847&loc=SL49130543-203045

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=82913847&loc=SL49130539-203045

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=82913847&loc=SL49130545-203045

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