INVESTMENTS (Details 10) (USD $)	6 Months Ended
	Jun. 30, 2014		Dec. 31, 2013
Investments in Alternative Investment Funds
Alternative investment funds, fair value	$ 1,102,000,000	[1],[2]	$ 1,839,000,000	[1],[2]
Alternative investment funds, unfunded commitments	181,000,000	[1],[2]	206,000,000	[2],[3]
Amount of fund assets valued using net asset values provided by third party asset managers which is included in the total fair value amount of alternative investment funds	900,000,000		1,600,000,000
Hedge funds
Investments in Alternative Investment Funds
Alternative investment funds, fair value	17,000,000		751,000,000
Alternative investment funds, redemption frequency (if currently eligible)	Generally quarterly
Hedge funds | Minimum
Investments in Alternative Investment Funds
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share, Notice Period	10 days
Hedge funds | Maximum
Investments in Alternative Investment Funds
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share, Notice Period	95 days
Private equity funds
Investments in Alternative Investment Funds
Alternative investment funds, fair value	894,000,000	[4]	794,000,000	[4]
Alternative investment funds, unfunded commitments	157,000,000	[4]	170,000,000	[3]
Real estate funds
Investments in Alternative Investment Funds
Alternative investment funds, fair value	191,000,000	[5]	294,000,000	[5]
Alternative investment funds, unfunded commitments	$ 24,000,000	[5]	$ 36,000,000	[3]

[1] Included in the total fair value of investments above are $0.9 billion and $1.6 billion of fund assets that are valued using NAVs provided by third-party asset managers as of June 30, 2014 and December 31, 2013, respectively.

[2] Corporate loans are past due when principal or interest is contractually due but unpaid. Loans less than 30 days past due are presented as current.

[3] Citi generally does not manage corporate loans on a delinquency basis. Non-accrual loans generally include those loans that are ≥ 90 days past due or those loans for which Citi believes, based on actual experience and a forward-looking assessment of the collectability of the loan in full, that the payment of interest or principal is doubtful.

[4] Private equity funds include funds that invest in infrastructure, leveraged buyout transactions, emerging markets and venture capital.

[5] Includes several real estate funds that invest primarily in commercial real estate in the U.S., Europe and Asia.