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INCOME TAX 5 (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] |  |  |
Balance at beginning of year | $ 991 | $ 1,164 | $ 1,089
Gross increases related to current period tax positions | 93 | 94 | 51
Gross increases related to prior periods tax positions | 39 | 68 | 83
Gross decreases related to prior periods tax positions | (27) | (256) | (34)
Decrease related to resolutions of audits with tax authorities | (1) | (35) | (3)
Expiration of the statue of limitations for the assessment of taxes | (12) | (76) | (13)
Foreign currency translation | (22) | 32 | (9)
Balance at end of year | $ 1,061 | $ 991 | $ 1,164

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- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 10B -URI http://asc.fasb.org/extlink&oid=123427490&loc=SL37586934-109318 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121826272&loc=SL6600010-109319 + Details
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