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Fair Value of Financial Instruments (Tables)
 12 Months Ended
Dec. 31, 2024
Fair Value Disclosures [Abstract]  
Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis
 December 31, 2024December 31, 2023
 Fair ValueLevel ILevel IILevel IIIFair ValueLevel ILevel IILevel III
Certificates of deposit and time deposits$12,767 $— $12,767 $— $6,996 $— $6,996 $— 
Commercial paper3,919 — 3,919 — 470 — 470 — 
U.S. government securities3,620 — 3,620 — 5,136 — 5,136 — 
Corporate debt securities118 — 118 — 480 — 480 — 
Money market funds1,753 1,753 — — 109 109 — — 
Digital assets1,076 1,076 — — Not applicable
Total$23,253 $2,829 $20,424 $— $13,191 $109 $13,082 $— 
Unrealized Gain (Loss) on Investments
Our cash, cash equivalents and investments classified by security type as of December 31, 2024 and 2023 consisted of the following (in millions):
 December 31, 2024
 Adjusted CostGross Unrealized GainsGross Unrealized Losses Fair ValueCash and Cash EquivalentsShort-Term Investments
Cash$14,386 $— $— $14,386 $14,386 $— 
Certificates of deposit and time deposits12,767 — — 12,767 — 12,767 
Commercial paper3,908 11 — 3,919 — 3,919 
U.S. government securities3,618 3 (1)3,620 — 3,620 
Corporate debt securities117 1 — 118 — 118 
Money market funds1,753 — — 1,753 1,753 — 
Total cash, cash equivalents and short-term investments$36,549 $15 $(1)$36,563 $16,139 $20,424 
 December 31, 2023
 Adjusted CostGross Unrealized GainsGross Unrealized Losses Fair ValueCash and Cash EquivalentsShort-Term Investments
Cash$15,903 $— $— $15,903 $15,903 $— 
Certificates of deposit and time deposits6,995 1 — 6,996 — 6,996 
U.S. government securities5,136 1 (1)5,136 277 4,859 
Corporate debt securities485 1 (6)480 — 480 
Commercial paper470 — — 470 109 361 
Money market funds109 — — 109 109 — 
Total cash, cash equivalents and short-term investments$29,098 $3 $(7)$29,094 $16,398 $12,696