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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Useful Lives) (Details) | 12 Months Ended
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Dec. 31, 2021
Aircraft |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 25 years
Aircraft engines | Minimum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 2 years
Aircraft engines | Maximum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 6 years
Offshore energy vessels |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 25 years
Railcars and locomotives | Minimum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 1 year
Railcars and locomotives | Maximum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 50 years
Track and track related assets | Minimum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 1 year
Track and track related assets | Maximum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 50 years
Bridges and Tunnels | Minimum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 15 years
Bridges and Tunnels | Maximum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 55 years
Buildings and site improvements | Minimum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 3 years
Buildings and site improvements | Maximum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 30 years
Railroad equipment | Minimum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 2 years
Railroad equipment | Maximum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 15 years
Crude oil terminal machinery and equipment | Minimum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 15 years
Crude oil terminal machinery and equipment | Maximum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 25 years
Vehicles | Minimum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 2 years
Vehicles | Maximum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 7 years
Furniture and fixtures | Minimum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 3 years
Furniture and fixtures | Maximum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 6 years
Computer hardware and software | Minimum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 2 years
Computer hardware and software | Maximum |
Property, Plant and Equipment [Line Items] |
Useful life, property plant and equipment | 5 years

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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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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- Details
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- Details
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Data Type: | na
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- Details
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- Details
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- Details
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Namespace Prefix: |
Data Type: | na
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- Details
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- Details
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Balance Type: |
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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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