XML 88 R76.htm IDEA: XBRL DOCUMENT v3.25.3
Fair Value Hierarchy - Fair Value of Loans Held for Investment by Level (Detail) - USD ($)
$ in Millions
Sep. 30, 2025
Jun. 30, 2025
Dec. 31, 2024
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value $ 5,498   $ 5,460
Level 1      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 0   0
Level 2      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 4,827   4,777
Level 3      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 671 $ 681 683
Corporate      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 430   467
Corporate | Level 1      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 0   0
Corporate | Level 2      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 39   64
Corporate | Level 3      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 391   403
Commercial real estate      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 423   424
Commercial real estate | Level 1      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 0   0
Commercial real estate | Level 2      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 358   349
Commercial real estate | Level 3      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 65   75
Residential real estate      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 3,445   3,726
Residential real estate | Level 1      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 0   0
Residential real estate | Level 2      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 3,408   3,684
Residential real estate | Level 3      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 37   42
Other collateralized      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 1,149   783
Other collateralized | Level 1      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 0   0
Other collateralized | Level 2      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 994   648
Other collateralized | Level 3      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 155   135
Other      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 51   60
Other | Level 1      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 0   0
Other | Level 2      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value 28   32
Other | Level 3      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair Value $ 23   $ 28