Reconciliation to Form 5500 - Reconciliation of Net Assets Available for Benefit (Details) - USD ($)	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
EBP 001 ADNT
EBP, Form 5500 Caption, Net Assets [Abstract]
Per financial statements	$ 1,054,498,258	$ 953,576,937
Less: Synthetic GIC valuation difference	(1,007,046)	(2,771,560)
Per Form 5500	1,053,491,212	950,805,377
EBP, Form 5500 Caption, Net Income (Loss) [Abstract]
Per financial statements	100,921,321
Add: Synthetic GIC valuation difference	1,764,514
Per Form 5500	102,685,835
EBP 001 AVZR
EBP, Form 5500 Caption, Net Assets [Abstract]
Per financial statements	38,436,267	33,533,243
Less: Synthetic GIC valuation difference	(36,707)	(69,356)
Per Form 5500	38,399,560	33,463,887
EBP, Form 5500 Caption, Net Income (Loss) [Abstract]
Per financial statements	4,903,024
Add: Synthetic GIC valuation difference	32,649
Per Form 5500	4,935,673
EBP 002
EBP, Form 5500 Caption, Net Assets [Abstract]
Per financial statements	95,806,178	83,649,109
Less: Synthetic GIC valuation difference	(91,495)	(144,310)
Per Form 5500	95,714,683	83,504,799
EBP, Form 5500 Caption, Net Income (Loss) [Abstract]
Per financial statements	12,157,069
Add: Synthetic GIC valuation difference	52,815
Per Form 5500	12,209,884
EBP 003
EBP, Form 5500 Caption, Net Assets [Abstract]
Per financial statements	32,520,158	29,802,109
Less: Synthetic GIC valuation difference	(31,057)	(83,978)
Per Form 5500	32,489,101	$ 29,718,131
EBP, Form 5500 Caption, Net Income (Loss) [Abstract]
Per financial statements	2,718,049
Add: Synthetic GIC valuation difference	52,921
Per Form 5500	$ 2,770,970

Amount of increase (decrease) in net asset available for benefit to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

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-Topic 250
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-Topic 962
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Amount of net asset available for benefit as reported in Form 5500 caption for employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Form 5500 is form provided by Department of the Treasury, Internal Revenue Service (IRS); Department of Labor (DOL), Employee Benefit Security Administration (EBSA); and Pension Benefit Guaranty Corporation (PBGC).

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Amount of increase (decrease) in net asset available for benefit from net income (loss) as reported in Form 5500 caption for employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Form 5500 is form provided by Department of the Treasury, Internal Revenue Service (IRS); Department of Labor (DOL), Employee Benefit Security Administration (EBSA); and Pension Benefit Guaranty Corporation (PBGC).

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Amount of asset less liability available to pay benefit of participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), including, but not limited to, aggregation of participants' individual account balances.

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Amount of increase (decrease) in net asset available for benefit from current value in excess of (less than) contract value of investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) to reconcile change in net asset available for benefit per financial statement to Form 5500 caption. Form 5500 is form provided by Department of the Treasury, Internal Revenue Service (IRS); Department of Labor (DOL), Employee Benefit Security Administration (EBSA); and Pension Benefit Guaranty Corporation (PBGC).

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Amount of current value in excess of (less than) contract value of investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) to reconcile net asset available for benefit per financial statement to Form 5500 caption. Form 5500 is form provided by Department of the Treasury, Internal Revenue Service (IRS); Department of Labor (DOL), Employee Benefit Security Administration (EBSA); and Pension Benefit Guaranty Corporation (PBGC).

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