CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME
Net income before attribution of noncontrolling interests	$ 13,900		$ 7,760		$ 11,215
Citigroup's other comprehensive income (loss)
Net change in unrealized gains and losses on investment securities, net of taxes	(2,321)		632		2,360
Net change in cash flow hedges, net of taxes	1,048		527		(170)
Benefit plans liability adjustment, net of taxes	1,281	[1]	(988)	[1]	(177)	[1]
Net change in foreign currency translation adjustment, net of taxes and hedges	(2,245)		721		(3,524)
Citigroup's total other comprehensive income (loss)	(2,237)		892		(1,511)
Net income attributable to noncontrolling interests	227		219		148
Other comprehensive income (loss) attributable to noncontrolling interests
Net change in unrealized gains and losses on investment securities, net of taxes	(27)		32		(5)
Net change in foreign currency translation adjustment, net of taxes	10		58		(87)
Total other comprehensive income (loss) attributable to noncontrolling interests	(17)		90		(92)
Total comprehensive income attributable to noncontrolling interests	210		309		56
Citigroup's comprehensive income	$ 11,436		$ 8,433		$ 9,556

[1] Primarily reflects adjustments based on the year-end actuarial valuations of the Company's pension and postretirement plans and amortization of amounts previously recognized in Other comprehensive income.