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Restructuring, Impairment and Related Charges - Summary of Activity Related to Restructuring Liability (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019
Other |  |
Cost Alignment Plan |  |
Restructuring charges recognized |  | $ 91
Strategic Growth Initiative Plan |  |
Cost Alignment Plan |  |
Beginning balance | $ 150 |
Restructuring charges recognized | 131 | 331
Non-cash charges | (16) |
Cash payments | (136) |
Other | (19) |
Ending balance | 110 | 150
Strategic Growth Initiative Plan | Operating Segments | U.S. Pharmaceutical and Specialty Solutions |  |
Cost Alignment Plan |  |
Beginning balance | 31 |
Restructuring charges recognized | 3 | 63
Non-cash charges | 0 |
Cash payments | (13) |
Other | 1 |
Ending balance | 22 | 31
Strategic Growth Initiative Plan | Operating Segments | European Pharmaceutical Solutions |  |
Cost Alignment Plan |  |
Beginning balance | 38 |
Restructuring charges recognized | 17 | 41
Non-cash charges | (5) |
Cash payments | (26) |
Other | 0 |
Ending balance | 24 | 38
Strategic Growth Initiative Plan | Operating Segments | Medical-Surgical Solutions |  |
Cost Alignment Plan |  |
Beginning balance | 15 |
Restructuring charges recognized | 22 | 42
Non-cash charges | (1) |
Cash payments | (16) |
Other | (2) |
Ending balance | 18 | 15
Strategic Growth Initiative Plan | Operating Segments | Other |  |
Cost Alignment Plan |  |
Beginning balance | 29 |
Restructuring charges recognized | 2 | 91
Non-cash charges | 0 |
Cash payments | (20) |
Other | (4) |
Ending balance | 7 | 29
Strategic Growth Initiative Plan | Corporate |  |
Cost Alignment Plan |  |
Beginning balance | 37 |
Restructuring charges recognized | 87 | 94
Non-cash charges | (10) |
Cash payments | (61) |
Other | (14) |
Ending balance | 39 | 37
Other Accrued Liabilities | Strategic Growth Initiative Plan |  |
Cost Alignment Plan |  |
Beginning balance | 117 |
Ending balance | 99 | 117
Other Noncurrent Liabilities | Strategic Growth Initiative Plan |  |
Cost Alignment Plan |  |
Beginning balance | 33 |
Ending balance | $ 11 | $ 33

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