XML 29 R14.htm IDEA: XBRL DOCUMENT
v3.20.4

Property, Plant and Equipment | 12 Months Ended
--- | ---
Dec. 31, 2020
Property, Plant and Equipment |
Property, Plant and Equipment | Note 7: Property, Plant and Equipment Property, plant and equipment are presented at cost net of accumulated depreciation and consist of the following: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
December 31, |  | 2020 |  | 2019
(in thousands) | ​ |  | ​ | ​ |  | ​
Land | ​ | $ | 19,474 | ​ | $ | 18,945
Buildings and leasehold improvements | ​ |  | 122,289 | ​ |  | 114,318
Operating equipment | ​ |  | 645,576 | ​ |  | 1,194,071
Computer software | ​ |  | 24,681 | ​ |  | 25,247
Furniture and fixtures | ​ |  | 6,692 | ​ |  | 7,086
Vehicles | ​ |  | 236,411 | ​ |  | 553,968
Gross property, plant and equipment | ​ |  | 1,055,123 | ​ |  | 1,913,635
Less: accumulated depreciation | ​ |  | (790,712) | ​ |  | (1,396,908)
Net property, plant and equipment | ​ | $ | 264,411 | ​ | $ | 516,727
​ Depreciation expense was $95.3 million in 2020, $172.6 million in 2019, and $166.2 million in 2018. There were no capital leases outstanding as of December 31, 2020 and December 31, 2019. The Company had accounts payable for purchases of property and equipment of $3.9 million as of December 31, 2020, $6.8 million as of December 31, 2019, and $14.8 million as of December 31, 2018. The Company transferred inventory to property, plant and equipment totaling $8.6 million in 2020 and $20.8 million in 2019.

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: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration