|
Financing Receivables and Allowance for Losses on Financing Receivables (Details) (USD $)
In Millions, unless otherwise specified |
Dec. 31, 2014
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
|---|---|---|---|---|
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||
| Loans and leases receivable, Gross | $ 24,479 | $ 26,939 | ||
| Less allowance for losses | (5,075) | (5,178) | (4,944) | (6,162) |
| Financing receivables, net | 237,018 | 253,029 | ||
| Loans that have been acquired in a transfer but have been subject to credit deterioration since origination per ASC 310, Receivables | 264 | 544 | ||
| Loans and Finance Receivables [Member] | ||||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||
| Loans and leases receivable, Gross | 217,614 | 231,268 | ||
| Financing Receivable [Member] | ||||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||
| Loans and leases receivable, Gross | $ 24,479 | $ 26,939 |