INVESTMENTS IN UNCONSOLIDATED SUBSIDIARIES AND AFFILIATES - Additional Information (Details) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2019 USD ($)	Sep. 30, 2019 USD ($)
Nikola Corporation
Noncontrolling Interest [Line Items]
Cash contribution to acquire noncontrolling interest	$ 50
In-kind cash contribution to acquire noncontrolling interest	$ 50
Expected future contributions		$ 150
Expected future contributions, cash		50
Expected future contributions, services		$ 100
Nikola Corporation
Noncontrolling Interest [Line Items]
Noncontrolling interest percentage acquired	2.50%	2.50%

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Expected Future Payments To Acquire Interest In Subsidiaries And Affiliates, Cash

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Expected Future Payments To Acquire Interest In Subsidiaries And Affiliates, Value Of Services

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Payments In-Kind to Acquire Interest in Subsidiaries and Affiliates

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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.

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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity).

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585

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