Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Operating activities
Net income (loss)	$ (423)	$ 59	$ 98
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Loss on debt extinguishment	46	0	42
Depreciation and amortization	559	610	517
Stock-based compensation expense	177	125	154
Deferred income taxes	140	60	89
Loss (gain) on disposal of property, plant and equipment and other assets	(2)	(10)	0
Loss on divestitures	12	9	0
Impairment of other assets	8	0	24
Gain on terminated interest rate derivative agreements	(103)	0	0
Changes in assets and liabilities, net of effects of business acquired:
Receivables	47	(216)	215
Inventories	9	(188)	(195)
Current payables and accrued expenses	108	29	255
Contract liabilities	(24)	(1)	(15)
Employee benefit plans	(6)	(61)	(147)
Other assets and liabilities	146	11	(28)
Net cash provided by operating activities	694	427	1,009
Investing activities
Expenditures for property, plant and equipment	(130)	(92)	(106)
Proceeds from sales of property, plant and equipment	8	10	1
Additions to capitalized software	(247)	(285)	(242)
Business acquisitions, net of cash acquired	(7)	(13)	(2,473)
Proceeds from divestitures, net	96	(2)	0
Purchases of investments	(10)	0	(13)
Proceeds from sale of investments	0	0	14
Other investing activities, net	0	(5)	(7)
Net cash used in investing activities	(290)	(387)	(2,826)
Financing activities
Short term borrowings, net	0	1	0
Payments on term credit facilities	(1,878)	(63)	(107)
Borrowings on term credit facilities	200	0	1,505
Payments on revolving credit facilities	(2,855)	(1,192)	(1,650)
Borrowings on revolving credit facilities	2,430	1,333	1,756
Payments of senior unsecured notes	(1,000)	0	(400)
Proceeds from issuance of senior unsecured and other notes	0	12	1,200
Payments on other financing arrangements	(2)	0	0
Debt issuance costs and bridge commitment fees	(5)	0	(53)
Call premium paid on debt extinguishment	(24)	0	(37)
Cash paid for Series A Convertible Preferred Stock dividends	(15)	(15)	(15)
Tax withholding payments on behalf of employees	(34)	(59)	(50)
Proceeds from employee stock plans	27	31	44
Net change in client funds obligations	0	(28)	4
Principal payments for finance lease obligations	(15)	(15)	(17)
Proceeds from long-term debt related to debt transferred to NCR Atleos at separation	3,016	0	0
Cash transferred to NCR Atleos at separation	(684)	0	0
Other financing activities	0	(4)	(2)
Net cash provided by (used in) financing activities	(839)	1	2,178
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(20)	(50)	(18)
Increase (decrease) in cash, cash equivalents and restricted cash	(455)	(9)	343
Cash, cash equivalents and restricted cash at beginning of period	740	749	406
Cash, cash equivalents and restricted cash at end of period	$ 285	$ 740	$ 749