Financial Information By Business Segments - Additional Information (Details)	3 Months Ended
Mar. 31, 2016
Disclosure FINANCIAL INFORMATION BY BUSINESS SEGMENTS Additional Information [Abstract]
Number Of Reportable Business Segments	1
Segment Reporting, Additional Information about Entity's Reportable Segments	North America, which is comprised of waste and energy services operations located primarily in the United States and Canada.

Additional information about the entity or its reportable segments that may contribute to an understanding of the enterprise.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6374474&loc=d3e8352-108598

Name:	us-gaap_AdditionalInformationAboutEntitysReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration