Segment Disclosures (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
---|---|---|---|---|
Jun. 30, 2013
|
Jun. 30, 2012
|
Jun. 30, 2013
|
Jun. 30, 2012
|
|
Segment Reporting Information [Line Items] | ||||
Interest income | $ 1,727 | $ 1,646 | $ 3,435 | $ 3,287 |
Interest expense | 297 | 332 | 595 | 681 |
Net interest income | 1,430 | 1,314 | 2,840 | 2,606 |
Provision for loan losses | 240 | 262 | 399 | 346 |
Other income | 611 | 552 | 1,193 | 1,063 |
Other expense | 820 | 758 | 1,573 | 1,430 |
Income before income tax expense | 981 | 846 | 2,061 | 1,893 |
Direct Banking [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 1,727 | 1,646 | 3,435 | 3,287 |
Interest expense | 297 | 332 | 595 | 681 |
Net interest income | 1,430 | 1,314 | 2,840 | 2,606 |
Provision for loan losses | 225 | 262 | 384 | 346 |
Other income | 531 | 465 | 1,026 | 894 |
Other expense | 734 | 721 | 1,447 | 1,359 |
Income before income tax expense | 1,002 | 796 | 2,035 | 1,795 |
Payment Services [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 0 | 0 | 0 | 0 |
Interest expense | 0 | 0 | 0 | 0 |
Net interest income | 0 | 0 | 0 | 0 |
Provision for loan losses | 15 | 0 | 15 | 0 |
Other income | 80 | 87 | 167 | 169 |
Other expense | 86 | 37 | 126 | 71 |
Income before income tax expense | (21) | 50 | 26 | 98 |
Credit Card Receivable [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 1,463 | 1,411 | 2,914 | 2,825 |
Provision for loan losses | 193 | 231 | 320 | 290 |
Credit Card Receivable [Member] | Direct Banking [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 1,463 | 1,411 | 2,914 | 2,825 |
Credit Card Receivable [Member] | Payment Services [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 0 | 0 | 0 | 0 |
Private Student Loans [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 61 | 45 | 119 | 88 |
Private Student Loans [Member] | Direct Banking [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 61 | 45 | 119 | 88 |
Private Student Loans [Member] | Payment Services [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 0 | 0 | 0 | 0 |
PCI Student Loans [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 68 | 76 | 138 | 153 |
PCI Student Loans [Member] | Direct Banking [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 68 | 76 | 138 | 153 |
PCI Student Loans [Member] | Payment Services [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 0 | 0 | 0 | 0 |
Personal Loans [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 109 | 89 | 212 | 173 |
Personal Loans [Member] | Direct Banking [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 109 | 89 | 212 | 173 |
Personal Loans [Member] | Payment Services [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 0 | 0 | 0 | 0 |
Other [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 26 | 25 | 52 | 48 |
Other [Member] | Direct Banking [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | 26 | 25 | 52 | 48 |
Other [Member] | Payment Services [Member]
|
||||
Segment Reporting Information [Line Items] | ||||
Interest income | $ 0 | $ 0 | $ 0 | $ 0 |