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Basis of Presentation (Tables)
9 Months Ended
Sep. 30, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of Cash and Cash Equivalents
Cash, cash equivalents and restricted cash are included in the following line items in the condensed consolidated balance sheets:
At September 30,At December 31,Increase / (Decrease)
(dollars in millions)
20232022
Cash and cash equivalents$4,210 $2,605 $1,605 
Restricted cash:
Prepaid expenses and other
1,298 1,343 (45)
Other assets
152 163 (11)
Cash, cash equivalents and restricted cash$5,660 $4,111 $1,549 
Schedule of Restricted Cash
Cash, cash equivalents and restricted cash are included in the following line items in the condensed consolidated balance sheets:
At September 30,At December 31,Increase / (Decrease)
(dollars in millions)
20232022
Cash and cash equivalents$4,210 $2,605 $1,605 
Restricted cash:
Prepaid expenses and other
1,298 1,343 (45)
Other assets
152 163 (11)
Cash, cash equivalents and restricted cash$5,660 $4,111 $1,549