XML 35 R19.htm IDEA: XBRL DOCUMENT
v3.20.4

Properties And Equipment | 12 Months Ended
--- | ---
Dec. 31, 2020
Properties And Equipment [Abstract] |
Properties And Equipment | 12. Properties and Equipment A summary of properties and equipment follows (in thousands):
|  | December 31,
|  | 2020 |  |  | 2019
Land | $ | 9,385 |  | $ | 8,360
Buildings and building improvements |  | 117,419 |  |  | 109,404
Transportation equipment |  | 68,379 |  |  | 41,897
Machinery and equipment |  | 129,835 |  |  | 123,102
Computer software |  | 62,138 |  |  | 57,508
Furniture and fixtures |  | 78,507 |  |  | 79,792
Projects under development |  | 15,537 |  |  | 25,840
Total properties and equipment |  | 481,200 |  |  | 445,903
Less accumulated depreciation |  | (293,380) |  |  | (270,140)
Net properties and equipment | $ | 187,820 |  | $ | 175,763
The net book value of computer software at December 31, 2020 and 2019, was $8.9 million and $9.6 million, respectively. Depreciation expense for computer software was $5.5 million, $4.6 million and $5.4 million for the years ended December 31, 2020, 2019 and 2018, 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: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration