XML 39 R28.htm IDEA: XBRL DOCUMENT
v3.21.1

COMMITMENTS AND CONTINGENCIES (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2021
Commitments and Contingencies Disclosure [Abstract] |
Summary of Environmental Liability | A summary of the changes to the environmental remediation liability associated with the Southbridge Landfill follows:
| Three Months Ended March 31,
| 2021 |  | 2020
Beginning balance | $ | 4,261 |  |  | $ | 4,596 |
Accretion expense | 28 |  |  | $ | 30 |
Obligations incurred | — |  |  | $ | 27 |
Obligations settled (1) | — |  |  | $ | (12) |
Ending balance | $ | 4,289 |  |  | $ | 4,641 |
(1)May include 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://fasb.org/us-gaap/role/ref/legacyRef -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 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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 3: http://fasb.org/us-gaap/role/ref/legacyRef -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 4: http://fasb.org/us-gaap/role/ref/legacyRef -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 5: http://fasb.org/us-gaap/role/ref/legacyRef -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 + Details
Name: | us-gaap_ScheduleOfEnvironmentalLossContingenciesBySiteTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration