XML 25 R15.htm IDEA: XBRL DOCUMENT
v3.21.2

PROPERTY, PLANT AND EQUIPMENT | 9 Months Ended
--- | ---
Sep. 30, 2021
Property, Plant and Equipment [Abstract] |
PROPERTY, PLANT AND EQUIPMENT | PROPERTY, PLANT AND EQUIPMENT Property, plant and equipment consisted of the following (in thousands):
| September 30, 2021 |  | December 31, 2020
Land | $ | 150,257 |  |  | $ | 139,776 |
Asset retirement costs (non-landfill) | 17,921 |  |  | 16,407 |
Landfill assets | 200,545 |  |  | 191,687 |
Buildings and improvements (1) | 524,397 |  |  | 509,804 |
Camp equipment | 132,477 |  |  | 159,021 |
Vehicles (2) | 864,808 |  |  | 844,026 |
Equipment (3) | 1,821,327 |  |  | 1,807,235 |
Furniture and fixtures | 6,838 |  |  | 7,082 |
Construction in progress | 63,522 |  |  | 24,378 |
| 3,782,092 |  |  | 3,699,416 |
Less - accumulated depreciation and amortization | 2,273,736 |  |  | 2,174,118 |
Total property, plant and equipment, net | $ | 1,508,356 |  |  | $ | 1,525,298 |
________________ (1) Balances inclusive of gross right-of-use ("ROU") assets classified as finance leases of $8.9 million in both periods. (2) Balances inclusive of gross ROU assets classified as finance leases of $65.9 million and $47.2 million, respectively. (3) Balances inclusive of gross ROU assets classified as finance leases of $9.3 million in both periods. Depreciation expense, inclusive of landfill and finance lease amortization, was $63.9 million and $192.3 million for the three and nine months ended September 30, 2021, respectively. Depreciation expense, inclusive of landfill and finance lease amortization, was $64.9 million and $193.9 million for the three and nine months ended September 30, 2020, respectively.

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

X
- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
Name: | us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration