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Restructuring and Other Charges - Activity and Reserve Balances for Restructuring Charges (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
Restructuring Reserve [Roll Forward] |  |
Restructuring reserve beginning balance | $ 19 |
Cash payments | (4) |
Restructuring charges | 2 | $ 9
Other | (1) |
Restructuring reserve ending balance | 16 |
Settlement charges | (1) | (3)
Pension benefits |  |
Restructuring Reserve [Roll Forward] |  |
Restructuring charges | 1 | 3
Settlement charges | (1) | $ (3)
Layoff costs |  |
Restructuring Reserve [Roll Forward] |  |
Restructuring reserve beginning balance | 17 |
Cash payments | (2) |
Restructuring charges | 0 |
Other | (1) |
Restructuring reserve ending balance | 14 |
Other exit costs |  |
Restructuring Reserve [Roll Forward] |  |
Restructuring reserve beginning balance | 2 |
Cash payments | (2) |
Restructuring charges | 2 |
Other | 0 |
Restructuring reserve ending balance | $ 2 |

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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 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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