v3.26.1
Statements of Changes in Net Assets Available for Benefits - MAGNERA CORPORATION 401(K) SAVINGS PLAN [Member] - USD ($)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Statements of Changes in Net Assets Available for Benefits [Abstract]    
Net Appreciation in Fair Value of Investments $ 17,729,577 $ 19,133,368
Interest and Dividends 1,994,893 2,194,357
Interest on Notes Receivable from Participants 177,804 165,242
Contributions    
Participants 3,855,429 4,155,439
Rollovers 2,030,764 1,011,192
Employer 78,502 2,429
Total Contributions 5,964,695 5,169,060
Benefits Paid to Participants (25,899,100) (21,287,816)
Administrative Expenses (128,023) (132,408)
Net Increase In Net Assets (160,154) 5,241,803
Net Assets Available for Benefits    
Beginning of Year 142,662,852 137,421,049
End of Year $ 142,502,698 $ 142,662,852