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SUPPLEMENTARY CONSOLIDATED FINANCIAL STATEMENT SCHEDULE VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Mar. 31, 2020
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Year | $ 261 | $ 282 | $ 297
Charged to Costs and Expenses | 29 | 15 | 91
Charged to Other Accounts | (31) | 10 | (19)
Deductions From Allowance Accounts | (108) | (46) | (87)
Balance at End of Year | 151 | 261 | 282
Current allowances | 144 | 250 | 265
Allowances for credit losses |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Year | 211 | 252 | 273
Charged to Costs and Expenses | 29 | 4 | 91
Charged to Other Accounts | (35) | 1 | (19)
Deductions From Allowance Accounts | (106) | (46) | (93)
Balance at End of Year | 99 | 211 | 252
Other allowances |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Year | 50 | 30 | 24
Charged to Costs and Expenses | 0 | 11 | 0
Charged to Other Accounts | 4 | 9 | 0
Deductions From Allowance Accounts | (2) | 0 | 6
Balance at End of Year | 52 | 50 | 30
Written-off |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Deductions From Allowance Accounts | (106) | (40) | (93)
Credited to other accounts and other |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Deductions From Allowance Accounts | $ (2) | $ (6) | $ 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 http://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 http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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