v3.25.2
Fair Value Measurements - Equity Securities without Readily Determinable Fair Value (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Fair Value Disclosures [Abstract]          
Carry Value $ 275 [1] $ 273 [1] $ 275 [1] $ 273 [1] $ 270
Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Annual Amount [2] 0 0 0 0  
Equity Securities without Readily Determinable Fair Value, Downward Price Adjustment, Annual Amount [2] 0 $ (2) 0 $ (2)  
Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Cumulative Amount 201   201    
Equity Securities without Readily Determinable Fair Value, Downward Price Adjustment, Cumulative Amount $ (9)   $ (9)    
[1] Carrying value reflects cumulative purchases and sales in addition to upward and downward carrying value changes, and at December 31, 2024 was $270 million.
[2] Between January 1, 2018 and June 30, 2025, cumulative upward and downward carrying value adjustments for equity securities held at June 30, 2025 were $201 million and $(9) million, respectively.