XML 214 R181.htm IDEA: XBRL DOCUMENT v3.24.0.1
Non-consolidated variable interest entities - Additional Information (Details)
$ in Millions
12 Months Ended
Dec. 31, 2023
USD ($)
NumberOfVIE
Dec. 31, 2022
USD ($)
Variable Interest Entity [Line Items]    
Principal Amount Outstanding on Loans Securitized or Asset-backed Financing Arrangement $ 50 $ 114
Variable Interest Entity Not Primary Beneficiary [Member]    
Variable Interest Entity [Line Items]    
Number of VIEs | NumberOfVIE 3  
Principal Amount Outstanding on Loans Securitized or Asset-backed Financing Arrangement $ 7,200 $ 7,700