LEASES - Schedule of Lease Maturities (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Operating Leases
2022	$ 236
2023	211
2024	185
2025	156
2026	124
Later years	456
Total lease payments	1,368
Less: Imputed interest	243
Total operating lease liabilities	1,125	$ 1,187
Less: Current obligations	201	188
Long-term lease obligations	924	999
Finance Leases
2022	116
2023	76
2024	48
2025	16
2026	11
Later years	83
Total lease payments	350
Less: Imputed interest	68
Total finance lease liabilities	282	273
Less: Current obligations	106	122
Long-term lease obligations	176	151
Total
2022	352
2023	287
2024	233
2025	172
2026	135
Later years	539
Total lease payments	1,718
Less: Imputed interest	311
Total lease liabilities	1,407	$ 1,460
Less: Current obligations	307
Long-term lease obligations	$ 1,100

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980

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