STOCKHOLDERS' EQUITY - Schedule of Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Accumulated Other Comprehensive Loss
Beginning balance	$ 7,366	$ 10,896	$ 11,184	$ 11,306
Separation-related adjustments	(11)
Ending balance	7,366	10,896	11,184
Total
Accumulated Other Comprehensive Loss
Beginning balance	(213)	(414)	(245)	(209)
Other comprehensive (loss) income	212	(169)	(36)
Other comprehensive income (loss) before reclassifications	210
Amounts reclassified from accumulated other comprehensive income	2
Ending balance	(213)	(414)	(245)
Cumulative Translation Adj
Accumulated Other Comprehensive Loss
Beginning balance	(221)	(435)	(260)	(226)
Other comprehensive (loss) income	214	(175)	(34)
Other comprehensive income (loss) before reclassifications	214
Amounts reclassified from accumulated other comprehensive income	0
Separation-related adjustments	0
Ending balance	(221)	(435)	(260)
Pension and OPEB
Accumulated Other Comprehensive Loss
Beginning balance	8	21	15	$ 17
Other comprehensive (loss) income	(2)	6	(2)
Other comprehensive income (loss) before reclassifications	(4)
Amounts reclassified from accumulated other comprehensive income	2
Separation-related adjustments	(11)
Ending balance	$ 8	$ 21	$ 15

Amount after tax of reclassification adjustments of other comprehensive income (loss).

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+ Details

- Definition

Amount of equity (deficit) attributable to parent and noncontrolling interest. Excludes temporary equity.

+ References

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+ Details

Qnity Electronics, Inc. 10-K