v3.22.4
Fair Value Measurements (Tables)
 12 Months Ended
Dec. 31, 2022
Fair Value Disclosures [Abstract]  
Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis
The following table summarizes our assets measured at fair value on a recurring basis and the classification by level of input within the fair value hierarchy (in millions): 
  Fair Value Measurement at Reporting Date Using
Description December 31,
2022		Quoted Prices in Active Markets for Identical Assets
(Level 1)		Significant Other Observable Inputs
(Level 2)		Significant Unobservable Inputs
(Level 3)
Cash equivalents:   
Money market funds$8,305 $8,305 $— $— 
U.S. government agency securities16 16 — — 
Certificates of deposit and time deposits156 — 156 — 
Corporate debt securities28 — 28 — 
Marketable securities:   
U.S. government securities8,708 8,708 — — 
U.S. government agency securities4,989 4,989 — — 
Corporate debt securities12,335 — 12,335 — 
Marketable equity securities25 25 — — 
Restricted cash equivalents583 583 — — 
Other assets157 — — 157 
Total$35,302 $22,626 $12,519 $157 
  Fair Value Measurement at Reporting Date Using
DescriptionDecember 31,
2021		Quoted Prices in Active Markets for Identical Assets
(Level 1)		Significant Other Observable Inputs
(Level 2)		Significant Unobservable Inputs
(Level 3)
Cash equivalents:   
Money market funds$8,850 $8,850 $— $— 
U.S. government securities25 25 — — 
U.S. government agency securities108 108 — — 
Certificates of deposit and time deposits250 — 250 — 
Corporate debt securities60 — 60 — 
Marketable securities:
U.S. government securities10,901 10,901 — — 
U.S. government agency securities5,927 5,927 — — 
Corporate debt securities14,569 — 14,569 — 
Restricted cash equivalents71 71 — — 
Other assets160 — — 160 
Total$40,921 $25,882 $14,879 $160