v3.26.1
Party-in-Interest Transactions (Details) - EBP 031 - Rayonier Advanced Materials Inc. Common Stock - shares
Dec. 31, 2025
Dec. 31, 2024
EBP, Related Party and Party-in-Interest Transactions [Line Items]    
Investment, number of shares (in shares) 492,666 496,162
Percentage of employer stock to total shares outstanding 0.70% 0.80%