Investment Securities (Gross Realized Gain Losses) (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
---|---|---|---|---|
Jun. 30, 2012
|
Jun. 30, 2011
|
Jun. 30, 2012
|
Jun. 30, 2011
|
|
Available For Sale Investment Securities Gross Realized Gain Losses [Line Items] | ||||
Total | $ (13) | $ (11) | $ (45) | $ 34 |
Subsidiaries [Member]
|
||||
Available For Sale Investment Securities Gross Realized Gain Losses [Line Items] | ||||
Gains | 0 | 0 | 0 | 0 |
Losses, including impairments | 0 | 0 | 0 | 0 |
Total | 0 | 0 | 0 | 0 |
Subsidiaries GECC [Member]
|
||||
Available For Sale Investment Securities Gross Realized Gain Losses [Line Items] | ||||
Gains | 21 | 45 | 59 | 161 |
Losses, including impairments | (34) | (56) | (104) | (127) |
Total | $ (13) | $ (11) | $ (45) | $ 34 |