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Restructuring, Impairment, and Related Charges - Summary of Restructuring Activity (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Jun. 30, 2021 | Jun. 30, 2020
Restructuring Reserve [Roll Forward] |  |
Beginning balance | $ 151 |
Restructuring, impairment, and related charges | 158 | $ 56
Non-cash charges | (104) |
Cash payments | (21) |
Other | (7) |
Ending balance | 177 |
International |  |
Restructuring Reserve [Roll Forward] |  |
Restructuring, impairment, and related charges | 6 | 14
Operating Segments | U.S. Pharmaceutical |  |
Restructuring Reserve [Roll Forward] |  |
Beginning balance | 19 |
Restructuring, impairment, and related charges | 12 | 2
Non-cash charges | (8) |
Cash payments | (5) |
Other | 0 |
Ending balance | 18 |
Operating Segments | Prescription Technology Solutions |  |
Restructuring Reserve [Roll Forward] |  |
Beginning balance | 4 |
Restructuring, impairment, and related charges | 18 | 0
Non-cash charges | (17) |
Cash payments | (1) |
Other | 0 |
Ending balance | 4 |
Operating Segments | Medical-Surgical Solutions |  |
Restructuring Reserve [Roll Forward] |  |
Beginning balance | 3 |
Restructuring, impairment, and related charges | 6 | 3
Non-cash charges | (4) |
Cash payments | (2) |
Other | (1) |
Ending balance | 2 |
Operating Segments | International |  |
Restructuring Reserve [Roll Forward] |  |
Beginning balance | 66 |
Restructuring, impairment, and related charges | 60 | 23
Non-cash charges | (34) |
Cash payments | (5) |
Other | (3) |
Ending balance | 84 |
Corporate |  |
Restructuring Reserve [Roll Forward] |  |
Beginning balance | 59 |
Restructuring, impairment, and related charges | 62 | $ 28
Non-cash charges | (41) |
Cash payments | (8) |
Other | (3) |
Ending balance | 69 |
Other accrued liabilities |  |
Restructuring Reserve [Roll Forward] |  |
Beginning balance | 99 |
Ending balance | 127 |
Other noncurrent liabilities |  |
Restructuring Reserve [Roll Forward] |  |
Beginning balance | 52 |
Ending balance | $ 50 |

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- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3367-108585 + Details
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- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109237686&loc=d3e17752-110868 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.P.3) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(1)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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