|
Business Combinations (Details) (USD $)
In Millions, unless otherwise specified |
1 Months Ended | 3 Months Ended | |||
|---|---|---|---|---|---|
|
Apr. 30, 2012
|
Mar. 31, 2012
|
Sep. 30, 2012
Forecast [Member]
|
Mar. 31, 2012
Asset based lending business [Member]
|
Mar. 31, 2012
Global investment business [Member]
|
|
| Business Combinations (Textuals) [Abstract] | |||||
| Business Acquisition, Number Completed during period | 1 | 2 | 1 | 1 | 1 |
| Business Acquisition, Purchase Price Allocation, Assets Acquired | $ 3,700 | $ 881 | $ 280 | $ 874 | $ 7 |