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FINANCIAL STATEMENT PRESENTATION - Other Operating Property and Equipment (Details) | 9 Months Ended
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Sep. 30, 2021
Buildings |
Other operating property and equipment |
Estimated useful lives | 20 years
Automobiles |
Other operating property and equipment |
Estimated useful lives | 3 years
Computers |
Other operating property and equipment |
Estimated useful lives | 3 years
Computer software |
Other operating property and equipment |
Estimated useful lives | 5 years
Fixtures, furniture and equipment |
Other operating property and equipment |
Estimated useful lives | 5 years
Trailers |
Other operating property and equipment |
Estimated useful lives | 7 years
Heavy equipment | Minimum |
Other operating property and equipment |
Estimated useful lives | 8 years
Heavy equipment | Maximum |
Other operating property and equipment |
Estimated useful lives | 10 years

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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
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