CONSOLIDATED STATEMENT OF CASH FLOWS (UNAUDITED) - USD ($) $ in Millions		6 Months Ended
		Jun. 30, 2023	Jun. 30, 2022
Cash flows from operating activities of continuing operations
Net income before attribution of noncontrolling interests		$ 7,602	$ 8,891
Net income attributable to noncontrolling interests		81	38
Citigroup’s net income		7,521	8,853
Income (loss) from discontinued operations, net of taxes		(2)	(223)
Income from continuing operations—excluding noncontrolling interests		7,523	9,076
Adjustments to reconcile net income to net cash provided by (used in) operating activities of continuing operations
Net loss (gain) on sale of significant disposals	[1]	(1,059)	0
Depreciation and amortization		2,247	2,089
Deferred income taxes	[2]	(852)	(228)
Provisions for credit losses and for benefits and claims	[3]	3,799	2,029
Realized gains from sales of investments		(121)	(22)
Impairment losses on investments and other assets		157	186
Goodwill impairment		0	535
Change in trading account assets		(89,164)	(8,974)
Change in trading account liabilities		17	18,924
Change in brokerage receivables net of brokerage payables		(6,443)	8,898
Change in loans held-for-sale (HFS)		1,405	4,504
Change in other assets		(4,884)	(3,222)
Change in other liabilities		(3,101)	(2,117)
Other, net	[2],[4]	5,932	(17,434)
Total adjustments		(92,067)	5,168
Net cash provided by (used in) operating activities of continuing operations		(84,544)	14,244
Cash flows from investing activities of continuing operations
Change in securities borrowed and purchased under agreements to resell		28,298	(34,046)
Change in loans		(8,750)	(14,790)
Proceeds from divestitures	[1]	0	1,940
Proceeds from sales and securitizations of loans		2,154	1,562
Net payment due to transfer of net liabilities associated with divestitures	[1]	(29)	0
Available-for-sale debt securities
Purchases of investments	[2],[4]	(114,278)	(123,569)
Proceeds from sales of investments		29,897	79,952
Proceeds from maturities of investments	[2],[4]	105,204	60,777
Held-to-maturity debt securities
Purchases of investments		(664)	(34,317)
Proceeds from maturities of investments		4,369	5,821
Capital expenditures on premises and equipment and capitalized software		(3,125)	(2,465)
Proceeds from sales of premises and equipment, subsidiaries and affiliates and repossessed assets		11	31
Other, net	[2],[4]	(370)	(1,710)
Net cash provided by (used in) investing activities of continuing operations		42,717	(60,814)
Cash flows from financing activities of continuing operations
Dividends paid		(2,547)	(2,514)
Issuance of preferred stock		1,245	0
Redemption of preferred stock		0	0
Treasury stock acquired		(1,000)	(3,200)
Stock tendered for payment of withholding taxes		(322)	(334)
Change in securities loaned and sold under agreements to repurchase		57,591	7,187
Issuance of long-term debt		32,689	60,304
Payments and redemptions of long-term debt		(35,984)	(28,439)
Change in deposits		(46,087)	25,360
Change in short-term borrowings		(6,666)	12,081
Net cash provided by (used in) financing activities of continuing operations		(1,081)	70,445
Effect of exchange rate changes on cash and due from banks		(2,209)	(1,878)
Change in cash, due from banks and deposits with banks		(45,117)	21,997
Cash, due from banks and deposits with banks at beginning of period		342,025	262,033
Cash, due from banks and deposits with banks at end of period		296,908	284,030
Cash and due from banks (including segregated cash and other deposits)		25,763	24,902
Deposits with banks, net of allowance		271,145	259,128
Cash, due from banks and deposits with banks at end of period		296,908	284,030
Supplemental disclosure of cash flow information for continuing operations
Cash paid during the period for income taxes		3,031	1,661
Cash paid during the period for interest		31,803	6,284
Non-cash investing and financing activities
Transfer of investment securities from AFS to HTM	[1],[5],[6]	3,324	0
Transfer of investment securities from AFS to HTM	[1],[5],[6]	0	21,522
Decrease in net loans associated with divestitures reclassified to HFS	[1],[5],[6]	0	17,758
Decrease in goodwill associated with divestitures reclassified to HFS	[1],[5],[6]	0	873
Transfers to loans HFS (Other assets) from loans HFI	[1],[5],[6]	4,730	1,874
Transfers from loans HFS (Other assets) to loans HFI	[1],[5],[6]	322	0
Decrease in deposits associated with divestitures reclassified to HFS	[1]	0	20,741
Decrease in long-term debt associated with divestitures reclassified to HFS	[1]	$ 0	$ 0

[1] See Note 2 for further information on significant disposals.

[2] 2022 amounts have been revised to conform to the current-period presentation.

[3] This total excludes the provision for credit losses on AFS securities, which is disclosed separately above.

[4] Consistent with the revisions disclosed in “Statement of Cash Flows” in Note 1 to the Consolidated Financial Statements in Citi’s 2022 Form 10-K, during the six months ended June 30, 2022, $16.1 billion of cash flows related to maturities of short-term negotiable certificates of deposit (NCDs) and $41 million of cash flows related to purchases of short-term NCDs were reclassified from purchases and maturities of AFS securities within investing activities to Other, net within operating activities.

[5] Operating and finance lease right-of-use assets and lease liabilities represent non-cash investing and financing activities, respectively, and are not included in the non-cash investing activities presented here. See Note 25 for more information and balances as of June 30, 2023.

[6] n January 2023, Citi adopted ASU 2022-01. Upon adoption, Citi transferred $3.3 billion of mortgage-backed securities from HTM classification to AFS classification as allowed under the ASU. At the time of transfer, the securities were in an unrealized gain position of $0.1 billion, which was recorded in AOCI upon transfer. See Note 1.