XML 28 R14.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Property and Equipment | 12 Months Ended
--- | ---
Dec. 31, 2021
Property, Plant and Equipment [Abstract] |
Property and Equipment | Property and Equipment Property and equipment consisted of the following at December 31:
(dollars in thousands) |  | Estimated Useful Life in Years |  | 2021 |  | 2020
Land |  | — |  | $ | 10,226 |  |  | $ | 9,301 |
Buildings and improvements |  | 3 to 39 |  | 35,600 |  |  | 33,452 |
Construction equipment |  | 3 to 12 |  | 455,011 |  |  | 420,002 |
Office equipment |  | 3 to 10 |  | 17,383 |  |  | 16,725 |
|  |  |  | 518,220 |  |  | 479,480 |
Less: accumulated depreciation and amortization |  |  |  | (322,128) |  |  | (294,366) |
|  |  |  | $ | 196,092 |  |  | $ | 185,114 |
Construction equipment includes assets under finance leases — see additional information provided in Note 4 — Lease Obligations to the Financial Statements. Depreciation and amortization expense of property and equipment for the years ended December 31, 2021, 2020 and 2019 was $43.9 million, $42.9 million and $40.7 million, 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