(Fair Value Of Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Mar. 31, 2022 |
Fair Value | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Total assets at fair value | $ 489 | $ 740 | |
Total liabilities at fair value | 90 | 36 | |
Fair Value | Short-term investments | Corporate bonds | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 135 | | |
Fair Value | Short-term investments | U.S. Treasury securities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 84 | | |
Fair Value | Short-term investments | U.S. agency securities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 8 | | |
Fair Value | Short-term investments | Commercial paper | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 50 | | |
Fair Value | Short-term investments | Debt Security, Government, Non-US [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 15 | 17 | |
Fair Value | Short-term investments | Asset-backed Securities [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Asset-backed securities | 40 | 38 | |
Fair Value | Short-term investments | Certificates of Deposit [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 19 | 18 | |
Fair Value | Short-Term Investments And Cash Equivalents | Corporate bonds | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | | 116 | |
Fair Value | Short-Term Investments And Cash Equivalents | U.S. Treasury securities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | | 104 | |
Fair Value | Short-Term Investments And Cash Equivalents | Commercial paper | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | | 51 | |
Fair Value | Cash Equivalents | Bank Time Deposits [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Cash equivalents | 56 | 55 | |
Fair Value | Cash Equivalents | Money market funds | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Cash equivalents | 5 | 257 | |
Fair Value | Other Current Assets and Other Assets [Domain] | Foreign currency derivatives | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Foreign currency derivatives, assets | 53 | 63 | |
Fair Value | Other assets | Deferred compensation plan assets | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Deferred compensation plan assets | 24 | 21 | |
Fair Value | Accrued and Other Current Liabilities and Other Liabilities | Foreign currency derivatives | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Foreign currency derivatives, liabilities | 66 | 14 | |
Fair Value | Other liabilities | Deferred Compensation Plan Liabilities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Deferred compensation plan assets | 24 | 22 | |
Short-term investments | 351 | 330 | [1] |
Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Total assets at fair value | 169 | 437 | |
Total liabilities at fair value | 24 | 22 | |
Significant Other Observable Inputs (Level 2) | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Total assets at fair value | 320 | 303 | |
Total liabilities at fair value | 66 | 14 | |
Fair Value, Inputs, Level 3 [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Total assets at fair value | 0 | 0 | |
Total liabilities at fair value | 0 | 0 | |
Short-term investments | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | Corporate bonds | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 0 | | |
Short-term investments | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | U.S. Treasury securities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 84 | | |
Short-term investments | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | U.S. agency securities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 0 | | |
Short-term investments | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | Commercial paper | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 0 | | |
Short-term investments | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | Debt Security, Government, Non-US [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 0 | 0 | |
Short-term investments | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | Asset-backed Securities [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Asset-backed securities | 0 | 0 | |
Short-term investments | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | Certificates of Deposit [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 0 | 0 | |
Short-term investments | Significant Other Observable Inputs (Level 2) | Corporate bonds | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 135 | | |
Short-term investments | Significant Other Observable Inputs (Level 2) | U.S. Treasury securities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 0 | | |
Short-term investments | Significant Other Observable Inputs (Level 2) | U.S. agency securities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 8 | | |
Short-term investments | Significant Other Observable Inputs (Level 2) | Commercial paper | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 50 | | |
Short-term investments | Significant Other Observable Inputs (Level 2) | Debt Security, Government, Non-US [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 15 | 17 | |
Short-term investments | Significant Other Observable Inputs (Level 2) | Asset-backed Securities [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Asset-backed securities | 40 | 38 | |
Short-term investments | Significant Other Observable Inputs (Level 2) | Certificates of Deposit [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 19 | 18 | |
Short-term investments | Fair Value, Inputs, Level 3 [Member] | Corporate bonds | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 0 | | |
Short-term investments | Fair Value, Inputs, Level 3 [Member] | U.S. Treasury securities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 0 | | |
Short-term investments | Fair Value, Inputs, Level 3 [Member] | U.S. agency securities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 0 | | |
Short-term investments | Fair Value, Inputs, Level 3 [Member] | Commercial paper | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 0 | | |
Short-term investments | Fair Value, Inputs, Level 3 [Member] | Debt Security, Government, Non-US [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 0 | 0 | |
Short-term investments | Fair Value, Inputs, Level 3 [Member] | Asset-backed Securities [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Asset-backed securities | 0 | 0 | |
Short-term investments | Fair Value, Inputs, Level 3 [Member] | Certificates of Deposit [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | 0 | 0 | |
Short-Term Investments And Cash Equivalents | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | Corporate bonds | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | | 0 | |
Short-Term Investments And Cash Equivalents | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | U.S. Treasury securities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | | 104 | |
Short-Term Investments And Cash Equivalents | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | Commercial paper | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | | 0 | |
Short-Term Investments And Cash Equivalents | Significant Other Observable Inputs (Level 2) | Corporate bonds | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | | 116 | |
Short-Term Investments And Cash Equivalents | Significant Other Observable Inputs (Level 2) | U.S. Treasury securities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | | 0 | |
Short-Term Investments And Cash Equivalents | Significant Other Observable Inputs (Level 2) | Commercial paper | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | | 51 | |
Short-Term Investments And Cash Equivalents | Fair Value, Inputs, Level 3 [Member] | Corporate bonds | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | | 0 | |
Short-Term Investments And Cash Equivalents | Fair Value, Inputs, Level 3 [Member] | U.S. Treasury securities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | | 0 | |
Short-Term Investments And Cash Equivalents | Fair Value, Inputs, Level 3 [Member] | Commercial paper | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Short-term investments | | 0 | |
Cash Equivalents | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | Bank Time Deposits [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Cash equivalents | 56 | 55 | |
Cash Equivalents | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | Money market funds | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Cash equivalents | 5 | 257 | |
Cash Equivalents | Significant Other Observable Inputs (Level 2) | Bank Time Deposits [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Cash equivalents | 0 | 0 | |
Cash Equivalents | Significant Other Observable Inputs (Level 2) | Money market funds | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Cash equivalents | 0 | 0 | |
Cash Equivalents | Fair Value, Inputs, Level 3 [Member] | Bank Time Deposits [Member] | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Cash equivalents | 0 | 0 | |
Cash Equivalents | Fair Value, Inputs, Level 3 [Member] | Money market funds | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Cash equivalents | 0 | 0 | |
Other Current Assets and Other Assets [Domain] | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | Foreign currency derivatives | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Foreign currency derivatives, assets | 0 | 0 | |
Other Current Assets and Other Assets [Domain] | Significant Other Observable Inputs (Level 2) | Foreign currency derivatives | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Foreign currency derivatives, assets | 53 | 63 | |
Other Current Assets and Other Assets [Domain] | Fair Value, Inputs, Level 3 [Member] | Foreign currency derivatives | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Foreign currency derivatives, assets | 0 | 0 | |
Other assets | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | Deferred compensation plan assets | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Deferred compensation plan assets | 24 | 21 | |
Other assets | Significant Other Observable Inputs (Level 2) | Deferred compensation plan assets | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Deferred compensation plan assets | 0 | 0 | |
Other assets | Fair Value, Inputs, Level 3 [Member] | Deferred compensation plan assets | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Deferred compensation plan assets | 0 | 0 | |
Accrued and Other Current Liabilities and Other Liabilities | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | Foreign currency derivatives | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Foreign currency derivatives, liabilities | 0 | 0 | |
Accrued and Other Current Liabilities and Other Liabilities | Significant Other Observable Inputs (Level 2) | Foreign currency derivatives | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Foreign currency derivatives, liabilities | 66 | 14 | |
Accrued and Other Current Liabilities and Other Liabilities | Fair Value, Inputs, Level 3 [Member] | Foreign currency derivatives | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Foreign currency derivatives, liabilities | 0 | 0 | |
Other liabilities | Quoted Prices In Active Markets For Identical Financial Instruments (Level 1) | Deferred Compensation Plan Liabilities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Deferred compensation plan assets | 24 | 22 | |
Other liabilities | Significant Other Observable Inputs (Level 2) | Deferred Compensation Plan Liabilities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Deferred compensation plan assets | 0 | 0 | |
Other liabilities | Fair Value, Inputs, Level 3 [Member] | Deferred Compensation Plan Liabilities | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions | | | |
Fair value, Deferred compensation plan assets | $ 0 | $ 0 | |
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[1]Derived from audited Consolidated Financial Statements. |