DEBT (Details) (USD $)	Mar. 31, 2012	Dec. 31, 2011
Short-Term Borrowings:
Commercial paper	$ 21,034,000,000	$ 21,286,000,000
Other short-term borrowings	34,577,000,000	33,155,000,000
Total short-term borrowings	55,611,000,000	54,441,000,000
Collateralized advances from Federal Home Loan Bank, short-term	6,000,000,000	5,000,000,000
Bank
Short-Term Borrowings:
Commercial paper	14,795,000,000	14,872,000,000
Non-bank
Short-Term Borrowings:
Commercial paper	$ 6,239,000,000	$ 6,414,000,000