XML 40 R29.htm IDEA: XBRL DOCUMENT
v3.8.0.1

COMMITMENTS AND CONTINGENCIES (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2018
Commitments and Contingencies Disclosure [Abstract] |
Summary of Environmental Liability Associated with Potsdam | A summary of the changes to the environmental remediation liability associated with the Potsdam environmental remediation liability follows:
| Three Months Ended March 31,
| 2018 |  | 2017
Beginning balance | $ | 5,758 |  |  | $ | 5,866 |
Obligations settled | (6 | ) |  | — |
Ending balance | $ | 5,752 |  |  | $ | 5,866 |
North Country Environmental Services On March 8, 2018, we received notice from the Toxic Actions Center and the Conservation Law Foundation of their intent to sue us over alleged violations of the Clean Water Act at the North Country Environmental Services landfill ("NCES Landfill"). The company plans to vigorously defend these allegations if and when an action is filed. The changes to the environmental remediation liability associated with the Southbridge Landfill are as follows:
| Three Months Ended March 31,
| 2018 |  | 2017
Beginning balance | $ | 5,936 |  |  | $ | — |
Accretion expense | 39 |  |  | — |
Obligations settled (1) | (237 | ) |  | — |
Ending balance | $ | 5,738 |  |  | $ | — |
(1) | Includes amounts that are being processed through accounts payable as a part of our disbursements cycle.

X
- References No definition available. + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of environmental loss contingencies by individual site. Does not include loss contingencies that are not environmental in nature. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.Y.Q2) -URI http://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 10 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13237-110859 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13207-110859 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13283-110859 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13296-110859 + Details
Name: | us-gaap_ScheduleOfEnvironmentalLossContingenciesBySiteTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration