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REVENUE RECOGNITION - Variable Consideration Provisions (Details) - USD ($) $ in Millions | 6 Months Ended
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Jun. 30, 2023 | Jun. 30, 2022
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |
Reserve beginning balance | $ 1,910 | $ 1,863
Current period provisions | 2,852 | 2,710
Payments and credits | (2,904) | (2,602)
Reserve ending balance | 1,858 | 1,971
Discounts and Allowances |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |
Reserve beginning balance | 188 | 222
Current period provisions | 297 | 278
Payments and credits | (315) | (303)
Reserve ending balance | 170 | 197
Returns |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |
Reserve beginning balance | 427 | 482
Current period provisions | 79 | 60
Payments and credits | (103) | (107)
Reserve ending balance | 403 | 435
Rebates |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |
Reserve beginning balance | 1,023 | 944
Current period provisions | 1,364 | 1,236
Payments and credits | (1,372) | (1,170)
Reserve ending balance | 1,015 | 1,010
Chargebacks |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |
Reserve beginning balance | 196 | 170
Current period provisions | 989 | 1,028
Payments and credits | (1,004) | (976)
Reserve ending balance | 181 | 222
Distribution Fees |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |
Reserve beginning balance | 76 | 45
Current period provisions | 123 | 108
Payments and credits | (110) | (46)
Reserve ending balance | $ 89 | $ 107

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- Definition Amount of valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column B)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-4 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column E)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-4 + Details
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