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Debt - Summary of Convertible Debt (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Debt Instrument [Line Items] |  |  |
Payment for Debt Extinguishment or Debt Prepayment Cost | $ 1,158 | $ 1 | $ 195
(Gain) loss on extinguishment of debt: |  |  |
Gain (loss) on extinguishment of debt | $ 0 | 17 | (1)
Convertible Debt |  |  |
Debt Instrument [Line Items] |  |  |
Aggregate principal amount settled |  | 440 |
Payment for Debt Extinguishment or Debt Prepayment Cost |  | $ 1 |
Shares of Class C capital stock issued |  | 6,265,000,000 |
Total fair value of consideration transferred |  | $ 776 |
(Gain) loss on extinguishment of debt: |  |  |
Consideration allocated to liability component |  | 403 |
Carrying value of the liability component, net of unamortized debt discount and debt issuance costs |  | 386 |
Gain (loss) on extinguishment of debt |  | 17 |
Consideration allocated to the equity component |  | 373 |
1.50% convertible senior notes due 2023 | Convertible Debt |  |  |
Debt Instrument [Line Items] |  |  |
Aggregate principal amount settled |  | 374 |
Payment for Debt Extinguishment or Debt Prepayment Cost |  | $ 1 |
Shares of Class C capital stock issued |  | 4,752,000,000 |
Total fair value of consideration transferred |  | $ 572 |
(Gain) loss on extinguishment of debt: |  |  |
Consideration allocated to liability component |  | 349 |
Carrying value of the liability component, net of unamortized debt discount and debt issuance costs |  | 334 |
Gain (loss) on extinguishment of debt |  | 15 |
Consideration allocated to the equity component |  | 223 |
0.75% convertible senior notes due 2024 | Convertible Debt |  |  |
Debt Instrument [Line Items] |  |  |
Aggregate principal amount settled |  | 65 |
Payment for Debt Extinguishment or Debt Prepayment Cost |  | $ 0 |
Shares of Class C capital stock issued |  | 1,485,000,000 |
Total fair value of consideration transferred |  | $ 200 |
(Gain) loss on extinguishment of debt: |  |  |
Consideration allocated to liability component |  | 53 |
Carrying value of the liability component, net of unamortized debt discount and debt issuance costs |  | 51 |
Gain (loss) on extinguishment of debt |  | 2 |
Consideration allocated to the equity component |  | 147 |
1.375% convertible senior notes due 2026 | Convertible Debt |  |  |
Debt Instrument [Line Items] |  |  |
Aggregate principal amount settled |  | 1 |
Payment for Debt Extinguishment or Debt Prepayment Cost |  | $ 0 |
Shares of Class C capital stock issued |  | 28,000,000 |
Total fair value of consideration transferred |  | $ 4 |
(Gain) loss on extinguishment of debt: |  |  |
Consideration allocated to liability component |  | 1 |
Carrying value of the liability component, net of unamortized debt discount and debt issuance costs |  | 1 |
Gain (loss) on extinguishment of debt |  | 0 |
Consideration allocated to the equity component |  | $ 3 |
Convertible Senior Notes due 2021, 2.0% | Convertible Debt |  |  |
Debt Instrument [Line Items] |  |  |
Aggregate principal amount settled |  |  | 460
Payment for Debt Extinguishment or Debt Prepayment Cost |  |  | $ 195
Shares of Class C capital stock issued |  |  | 5,820,000,000
Total fair value of consideration transferred |  |  | $ 783
(Gain) loss on extinguishment of debt: |  |  |
Consideration allocated to liability component |  |  | 430
Carrying value of the liability component, net of unamortized debt discount and debt issuance costs |  |  | 431
Gain (loss) on extinguishment of debt |  |  | (1)
Consideration allocated to the equity component |  |  | $ 353

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- Definition The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4332-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586 + Details
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- Definition The amount of the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4332-108586 + Details
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- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=126972273&loc=d3e12355-112629 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126972273&loc=d3e12317-112629 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 https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 + Details
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- Definition Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (g) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585 + Details
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