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Debt - Summary of Components of Debt (Details) - USD ($) $ in Millions | Dec. 31, 2021 | May 13, 2021 | Apr. 02, 2021
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Total principal amount | $ 3,855 |  | $ 3,620
Less: unamortized discount and issuance costs | (12) |  | (19)
Total debt | 3,843 |  | 3,601
Less: current portion | (1,086) |  | (313)
Total long-term debt | $ 2,757 |  | 3,288
Convertible Debt | New 2.50% Convertible Senior Notes due April 1, 2022 |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 2.50% | 2.50% |
Total principal amount | $ 0 |  | 250
Less: unamortized discount and issuance costs |  |  | 0
Total debt |  |  | 250
Effective Interest Rate | 2.63% |  |
Convertible Debt | New 2.00% Convertible Unsecured Notes due August 15, 2022 |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 2.00% |  |
Total principal amount | $ 625 |  | 625
Less: unamortized discount and issuance costs | (3) |  | (5)
Total debt | $ 622 |  | 620
Effective Interest Rate | 2.62% |  |
Senior Notes | 3.95% Senior Notes due June 15, 2022 |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 3.95% |  |
Total principal amount | $ 400 |  | 400
Effective Interest Rate | 4.05% |  |
Senior Notes | 5.00% Senior Notes due April 15, 2025 |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 5.00% |  |
Total principal amount | $ 1,100 |  | 1,100
Effective Interest Rate | 5.00% |  |
Term loan | Initial Term Loan due May 7, 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Total principal amount | $ 1,010 |  | $ 494
Weighted average interest rate | 1.50% |  | 1.50%
Term loan | Delayed Term loan due May 7, 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Total principal amount | $ 713 |  | $ 741
Weighted average interest rate | 1.50% |  | 1.50%
Mortgages | 0.95% Avira Mortgage due December 30, 2030 |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 0.95% |  |
Total principal amount | $ 3 |  | $ 5
Effective Interest Rate | 0.95% |  |
Mortgages | 1.29% Avira Mortgage due December 30, 2029 |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 1.29% |  |
Total principal amount | $ 4 |  | $ 5
Effective Interest Rate | 1.29% |  |

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
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