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SUPPLEMENTARY CONSOLIDATED FINANCIAL STATEMENT SCHEDULE VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Mar. 31, 2021
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Year | $ 151 | $ 261 | $ 282
Charged to Costs and Expenses | 45 | 29 | 15
Charged to Other Accounts | 9 | (31) | 10
Deductions From Allowance Accounts | (45) | (108) | (46)
Balance at End of Year | 160 | 151 | 261
Current allowances | 158 | 144 | 250
Allowances for credit losses |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Year | 99 | 211 | 252
Charged to Costs and Expenses | 45 | 29 | 4
Charged to Other Accounts | 5 | (35) | 1
Deductions From Allowance Accounts | (35) | (106) | (46)
Balance at End of Year | 114 | 99 | 211
Other allowances |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Year | 52 | 50 | 30
Charged to Costs and Expenses | 0 | 0 | 11
Charged to Other Accounts | 4 | 4 | 9
Deductions From Allowance Accounts | (10) | (2) | 0
Balance at End of Year | 46 | 52 | 50
Written-off |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Deductions From Allowance Accounts | (37) | (106) | (40)
Credited to other accounts and other |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Deductions From Allowance Accounts | $ (8) | $ (2) | $ (6)

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- Definition Amount of valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column B)) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column E)) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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