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INCOME TAXES - SCHEDULE OF DEFERRED TAX ASSETS AND LIABILITIES (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Deferred Tax Assets, Net [Abstract] |  |
Accounts receivable | $ 17,560 | $ 3,382
Deferred Tax Assets, Inventory | 14,793 |
Deferred Tax Assets, Property, Plant and Equipment | 134,377 | 61,326
Employee benefits | 53,040 | 20,641
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost | 14,061 | 13,792
Tax loss carryforwards | 36,923 | 10,486
Deferred Tax Assets, Tax Credit Carryforwards, Foreign | 55,637 | 1,247
Other | 27,643 | 6,791
Deferred taxes, Assets | 293,405 | 111,811
Deferred Tax Liabilities [Abstract] |  |
Deferred Tax Liabilities, Inventory |  | 4,580
Depreciation | 60,687 | 18,393
Deferred Tax Liabilities, Leasing Arrangements | 136,477 | 60,670
Amortization of intangible assets | 540,520 | 159,573
Other | 6,286 | 3,964
Deferred Tax Assets, Gross | 354,034 | 117,665
Deferred Tax Assets, Valuation Allowance | (60,629) | (5,854)
Deferred Tax Liabilities, Gross | 743,970 | $ 247,180
Anixter International [Member] |  |
Deferred Tax Liabilities [Abstract] |  |
Amortization of intangible assets | $ 347,300 |

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