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LEASE COMMITMENTS - LEASE ASSETS AND LIABILITIES (Details) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Assets: |  |
Operating lease assets | $ 726 | $ 1,062
Finance lease assets | 581 | 365
Total lease assets | 1,307 | 1,427
Assets and Liabilities, Lessee [Abstract] |  |
Current operating lease liabilities | 186 | 473
Current finance lease liabilities | 85 | 42
Non-current operating lease liabilities | 585 | 641
Non-current finance lease liabilities | 504 | 316
Total lease liabilities | $ 1,360 | $ 1,472
Property, plant and equipment | Property, plant and equipment, net | Property, plant and equipment, net
Current maturities of long-term debt | Long-term Debt and Lease Obligation, Current | Long-term Debt and Lease Obligation, Current
Long-term debt, net | Long-term debt, net | Long-term debt, net

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- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977 + Details
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- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as noncurrent. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977 + Details
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- Definition Amount, after accumulated amortization, of right-of-use asset from finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977 + Details
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