XML 52 R41.htm IDEA: XBRL DOCUMENT v3.25.3
Business Combinations and Discontinued Operations - Business Combination (Details)
$ / shares in Units, $ in Millions
May 18, 2025
USD ($)
$ / shares
shares
Sep. 30, 2025
USD ($)
shares
Dec. 31, 2024
USD ($)
shares
Business Combination [Line Items]      
Shares of Discover common stock issued immediately prior to the acquisition (in shares) | shares   707,690,438 702,224,674
Shares of Discover common stock outstanding immediately prior to the acquisition (in shares) | shares   635,733,605 381,230,343
Preliminary fair value of liabilities assumed:      
Goodwill   $ 28,863 $ 15,059
Discover      
Business Combination [Line Items]      
Shares of Discover common stock issued immediately prior to the acquisition (in shares) | shares 1.0192    
Exchange ratio 1.0192    
Number of shares of Capital One treasury stock reissued in the acquisition before fractional shares adjustment (in shares) | shares 256,511,991    
Less: Number of fractional shares (in shares) | shares (14,778)    
Number of shares of Capital One treasury stock issued in the acquisition (in shares) | shares 256,497,213    
Price per share of Capital One common stock (in usd per share) | $ / shares $ 197.22    
Fair value of purchase consideration $ 51,793    
Preliminary fair value of assets acquired:      
Cash and cash equivalents and Restricted cash for securitization investors 16,467    
Securities available for sale 14,108    
Net loans held for investment (see Table 2.3) 108,609    
Premises and equipment 956    
Interest receivable 926    
Intangible assets (see Table 2.4) 17,610    
Other assets 1,448    
Assets of discontinued operations 7,981    
Preliminary fair value of liabilities assumed:      
Interest payable 347    
Non-interest-bearing deposits 1,710    
Interest-bearing deposits (see Table 2.5) 105,208    
Securitized debt obligations 5,827    
Senior and subordinated notes 6,917    
Other borrowings 538    
Deferred tax liability 3,455    
Other liabilities 6,088    
Preliminary fair value of net assets acquired 38,015    
Goodwill 13,778    
Business combination, recognized asset acquired, home loans, discontinued operations 7,900    
Discover | Securitization Investors      
Preliminary fair value of liabilities assumed:      
Restricted cash 1,000    
Discover | Common Stock      
Business Combination [Line Items]      
Fair value of purchase consideration 50,586    
Discover | Preferred Stock      
Business Combination [Line Items]      
Fair value of purchase consideration 1,068    
Discover | Award      
Business Combination [Line Items]      
Fair value of purchase consideration 136    
Discover | Lieu of Fractional Shares      
Business Combination [Line Items]      
Fair value of purchase consideration $ 3    
Discover | Discover      
Business Combination [Line Items]      
Shares of Discover common stock issued immediately prior to the acquisition (in shares) | shares 251,679,740    
Shares of Discover common stock outstanding immediately prior to the acquisition (in shares) | shares 251,679,740