EARNINGS PER SHARE - Basic Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended								6 Months Ended	9 Months Ended	12 Months Ended
	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023	Sep. 30, 2023	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Numerator:
Income (loss) from continuing operations		$ (222)	$ (41)	$ (65)					$ (106)	$ (328)	$ (586)	$ (203)	$ (337)
Series A convertible preferred stock dividends		(4)	(4)	(4)					(8)	(12)	(16)	(16)	(16)
Net income (loss) from continuing operations attributable to NCR Voyix common stockholders											(602)	(219)	(353)
Income (loss) from discontinued operations, net of tax		93	58	72					130	223	163	263	434
Net income (loss) attributable to NCR Voyix common stockholders	$ (322)	$ (133)	$ 13	$ 3	$ (20)	$ 65	$ 37	$ (38)	$ 16	$ (117)	$ (439)	$ 44	$ 81
Denominator:
Weighted average outstanding shares of common stock, basic (in shares)											140.6	136.7	131.2
Weighted average diluted shares (in shares)											140.6	136.7	131.2
Basic and diluted earnings (loss) per share:
Continuing operations. basic (in dollars per share)	$ (1.85)	$ (1.60)	$ (0.32)	$ (0.49)	$ (0.12)	$ (0.31)	$ (0.46)	$ (0.72)	$ (0.81)	$ (2.41)	$ (4.28)	$ (1.60)	$ (2.69)
Diluted (in dollars per share)	(1.85)	(1.60)	(0.32)	(0.49)	(0.12)	(0.31)	(0.46)	(0.72)	(0.81)	(2.41)	(4.28)	(1.60)	(2.69)
From discontinued operations (in dollars per share)											1.16	1.92	3.31
From discontinued operations (in dollars per share)	(0.43)	0.66	0.41	0.51	(0.03)	0.78	0.73	0.44			1.16	1.92	3.31
Diluted (in dollars per share)	(2.28)	(0.94)	0.09	0.02	(0.15)	0.47	0.27	(0.28)	0.11	(0.83)	(3.12)	0.32	0.62
Net income attributable to common shareholders, basic (in dollars per share)	$ (2.28)	$ (0.94)	$ 0.09	$ 0.02	$ (0.15)	$ 0.47	$ 0.27	$ (0.28)	$ 0.11	$ (0.83)	$ (3.12)	$ 0.32	$ 0.62