GOODWILL (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Changes in Carrying Amount of Goodwill [Abstract]
Gross goodwill balance	$ 117,176	$ 117,176	$ 117,176
Accumulated impairment losses	102,640	102,640	102,640
Net goodwill balance	14,536	14,536	$ 14,536
Adjustments	0	0
Goodwill impairment loss	0
Transportation and Skilled Trades [Member]
Changes in Carrying Amount of Goodwill [Abstract]
Net goodwill balance	$ 14,500	$ 14,500

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount before accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of increase (decrease) from foreign currency translation adjustments and purchase accounting adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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