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Sale of Noncontrolling Interest in Wilsonart International Holdings LLC (Details) - USD ($) |  | 3 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Aug. 05, 2024 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2016 | Dec. 31, 2012
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Proceeds from sale of noncontrolling interest in Wilsonart International Holdings LLC |  |  | $ 0 | $ 395,000,000 |  |
Gain on sale of minority interest in Wilsonart LLC |  |  | $ 0 | $ 363,000,000 |  |
Clayton, Dublier & Rice, LLC (CD&R) | Wilsonart International Holdings LLC |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Preferred units owned by other party, percentage |  |  |  |  |  | 51.00%
Wilsonart International Holdings LLC |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Ownership percentage |  |  |  |  |  | 49.00%
Cash dividend distribution |  |  |  |  | $ 167,000,000 |
Pre-tax gain from dividends in excess of equity investment |  |  |  |  | 54,000,000 |
Equity method investment |  |  |  |  | $ 0 |
Wilsonart International Holdings LLC | Disposal Group, Disposed of by Sale |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Proceeds noncontrolling equity interest in Wilsonart | $ 398,000,000 |  |  |  |  |
Proceeds from sale of noncontrolling interest in Wilsonart International Holdings LLC | 395,000,000 |  |  |  |  |
Gain on sale of minority interest in Wilsonart LLC | $ 363,000,000 |  |  |  |  |
Discrete tax benefit, asset sale |  | $ 107,000,000 |  |  |  |
Decorative Surfaces |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Percentage of segment divested |  |  |  |  |  | 51.00%

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