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Pension Benefits - Schedule of Changes in Benefit Obligations and Plan Assets (Details) - USD ($) $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2019 | Mar. 31, 2022 | Mar. 31, 2021 | Mar. 31, 2020
Change in plan assets |  |  |  |
Actual return on plan assets |  | $ (25) |  |
Pension Plans, Defined Benefit | U.S. Plans |  |  |  |
Change in benefit obligations |  |  |  |
Benefit obligation at beginning of period |  | 9 | $ 10 |
Service cost |  | 0 | 0 | $ 0
Interest cost |  | 0 | 0 | 6
Actuarial loss (gain) |  | 0 | 0 |
Benefits paid |  | (1) | (1) |
Curtailment/settlement |  | 0 | 0 |
Expenses paid |  | 0 | 0 |
Divestiture |  | 0 | 0 |
Foreign exchange impact and other |  | 0 | 0 |
Benefit obligation at end of period |  | 8 | 9 | 10
Change in plan assets |  |  |  |
Fair value of plan assets at beginning of period |  | 0 | 0 |
Actual return on plan assets |  | 0 | 0 |
Employer and participant contributions |  | 1 | 1 |
Benefits paid |  | (1) | (1) |
Expenses paid |  | 0 | 0 |
Settlements | $ (49) | 0 | 0 |
Foreign exchange impact and other |  | 0 | 0 |
Fair value of plan assets at end of period |  | 0 | 0 | 0
Funded status at end of period |  | (8) | (9) |
Amounts recognized on the balance sheet |  |  |  |
Current assets |  | 0 | 0 |
Long-term assets |  | 0 | 0 |
Current liabilities (3) |  | (1) | (1) |
Long-term liabilities |  | (7) | (8) |
Total |  | (8) | (9) |
Pension Plans, Defined Benefit | Non-U.S. Plans |  |  |  |
Change in benefit obligations |  |  |  |
Benefit obligation at beginning of period |  | 875 | 896 |
Service cost |  | 11 | 15 | 16
Interest cost |  | 14 | 19 | 19
Actuarial loss (gain) |  | (55) | 89 |
Benefits paid |  | (35) | (34) |
Curtailment/settlement |  | (32) | 0 |
Expenses paid |  | (1) | 0 |
Divestiture |  | (43) | (187) |
Foreign exchange impact and other |  | (33) | 77 |
Benefit obligation at end of period |  | 701 | 875 | 896
Change in plan assets |  |  |  |
Fair value of plan assets at beginning of period |  | 735 | 594 |
Actual return on plan assets |  | (4) | 87 |
Employer and participant contributions |  | 43 | 27 |
Benefits paid |  | (35) | (34) |
Expenses paid |  | (1) | 0 |
Settlements |  | (24) | 0 |
Foreign exchange impact and other |  | (33) | 61 |
Fair value of plan assets at end of period |  | 681 | 735 | $ 594
Funded status at end of period |  | (20) | (140) |
Amounts recognized on the balance sheet |  |  |  |
Current assets |  | 49 | 0 |
Long-term assets |  | 40 | 54 |
Current liabilities (3) |  | (90) | (9) |
Long-term liabilities |  | (19) | (185) |
Total |  | (20) | $ (140) |
Pension Plans, Defined Benefit | European Businesses (Disposal Group) | Non-U.S. Plans |  |  |  |
Amounts recognized on the balance sheet |  |  |  |
Current assets |  | 49 |  |
Current liabilities (3) |  | $ (85) |  |

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- Definition Amount of increase (decrease) in plan assets of defined benefit plan from actual return (loss) determined by change in fair value of plan assets adjusted for contributions, benefit payments, and other expenses. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=123450688&loc=d3e4179-114921 + Details
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- Definition Amount of payment to participant of defined benefit plan which decreases benefit obligation. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(6) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 60 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6414203&loc=d3e39716-114964 + Details
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