Earnings Per Share - Basic Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Numerator:
Income (loss) from continuing operations	$ (40)	$ (66)
Series A convertible preferred stock dividends	(4)	(4)
Income (loss) from continuing operations attributable to NCR Voyix common stockholders	(44)	(70)
Income (loss) from discontinued operations, net of tax	0	73
Net income (loss) attributable to NCR Voyix common stockholders	$ (44)	$ 3
Denominator:
Basic and diluted weighted average number of shares outstanding, basic (in shares)	143.5	139.6
Basic and diluted weighted average number of shares outstanding, diluted (in shares)	143.5	139.6
Basic and diluted earnings (loss) per share:
From continuing operations, basic (in dollars per share)	$ (0.31)	$ (0.50)
From continuing operations, diluted (in dollars per share)	(0.31)	(0.50)
From discontinued operations, diluted (in dollars per share)	0	0.52
From discontinued operations, basic (in dollars per share)	0	0.52
Total basic and diluted earnings per share, diluted (in dollars per share)	(0.31)	0.02
Total basic and diluted earnings per share, basic (in dollars per share)	$ (0.31)	$ 0.02