v3.26.1
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) - Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) (Details) - MAGNERA CORPORATION 401(K) SAVINGS PLAN [Member]
12 Months Ended
Dec. 31, 2025
USD ($)
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Participant Loans $ 2,123,752 [1]
TOTAL $ 142,502,698
Investment, Identifier [Axis]: Diamond Hill Small-Mid Cap Fund; Y [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Diamond Hill Small-Mid Cap Fund; Y [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Mutual Funds [Member]
Current Value $ 1,767,242
Investment, Identifier [Axis]: Fidelity 500 Index Fund [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Party-in-interest true [1]
Identity of Issuer, Borrower, Lessor, or Similar Party Fidelity 500 Index Fund [Member] [1]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Mutual Funds [Member] [1]
Current Value $ 26,088,555 [1]
Investment, Identifier [Axis]: Fidelity Government Money Market Fund Premium Class [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Party-in-interest true [1]
Identity of Issuer, Borrower, Lessor, or Similar Party Fidelity Government Money Market Fund Premium Class [Member] [1]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Money Market Funds [Member] [1]
Current Value $ 6,432,376 [1]
Investment, Identifier [Axis]: Fidelity Intermediate Bond Fund [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Party-in-interest true [1]
Identity of Issuer, Borrower, Lessor, or Similar Party Fidelity Intermediate Bond Fund [Member] [1]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Mutual Funds [Member] [1]
Current Value $ 2,988,865 [1]
Investment, Identifier [Axis]: Fidelity Large Cap Growth Index Fund [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Party-in-interest true [1]
Identity of Issuer, Borrower, Lessor, or Similar Party Fidelity Large Cap Growth Index Fund [Member] [1]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Mutual Funds [Member] [1]
Current Value $ 24,614,456 [1]
Investment, Identifier [Axis]: Fidelity Puritan Fund; K [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Party-in-interest true [1]
Identity of Issuer, Borrower, Lessor, or Similar Party Fidelity Puritan Fund; K [Member] [1]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Mutual Funds [Member] [1]
Current Value $ 3,478,003 [1]
Investment, Identifier [Axis]: Fidelity US Bond Index Fund [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Party-in-interest true [1]
Identity of Issuer, Borrower, Lessor, or Similar Party Fidelity US Bond Index Fund [Member] [1]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Mutual Funds [Member] [1]
Current Value $ 2,313,980 [1]
Investment, Identifier [Axis]: Goldman Sachs Small/Mid Cap Growth Fund; R6 [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Goldman Sachs Small/Mid Cap Growth Fund; R6 [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Mutual Funds [Member]
Current Value $ 1,120,687
Investment, Identifier [Axis]: Magnera Corporation [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Party-in-interest true [1]
Identity of Issuer, Borrower, Lessor, or Similar Party Magnera Corporation [Member] [1]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Common Stock [Member] [1]
Current Value $ 124,570 [1]
Investment, Identifier [Axis]: Schwab Indexed Retirement Trust Fund 2020 [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Schwab Indexed Retirement Trust Fund 2020 [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Common Collective Trusts [Member]
Current Value $ 3,071,586
Investment, Identifier [Axis]: Schwab Indexed Retirement Trust Fund 2025 [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Schwab Indexed Retirement Trust Fund 2025 [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Common Collective Trusts [Member]
Current Value $ 6,277,472
Investment, Identifier [Axis]: Schwab Indexed Retirement Trust Fund 2030 [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Schwab Indexed Retirement Trust Fund 2030 [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Common Collective Trusts [Member]
Current Value $ 10,983,027
Investment, Identifier [Axis]: Schwab Indexed Retirement Trust Fund 2035 [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Schwab Indexed Retirement Trust Fund 2035 [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Common Collective Trusts [Member]
Current Value $ 12,843,027
Investment, Identifier [Axis]: Schwab Indexed Retirement Trust Fund 2040 [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Schwab Indexed Retirement Trust Fund 2040 [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Common Collective Trusts [Member]
Current Value $ 7,280,769
Investment, Identifier [Axis]: Schwab Indexed Retirement Trust Fund 2045 [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Schwab Indexed Retirement Trust Fund 2045 [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Common Collective Trusts [Member]
Current Value $ 5,481,352
Investment, Identifier [Axis]: Schwab Indexed Retirement Trust Fund 2050 [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Schwab Indexed Retirement Trust Fund 2050 [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Common Collective Trusts [Member]
Current Value $ 3,226,094
Investment, Identifier [Axis]: Schwab Indexed Retirement Trust Fund 2055 [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Schwab Indexed Retirement Trust Fund 2055 [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Common Collective Trusts [Member]
Current Value $ 2,526,706
Investment, Identifier [Axis]: Schwab Indexed Retirement Trust Fund 2060 [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Schwab Indexed Retirement Trust Fund 2060 [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Common Collective Trusts [Member]
Current Value $ 3,387,086
Investment, Identifier [Axis]: Vanguard Equity Income Admiral Shares [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Vanguard Equity Income Admiral Shares [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Mutual Funds [Member]
Current Value $ 3,676,216
Investment, Identifier [Axis]: Vanguard Extended Market Index Fund; Institutional Shares [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Vanguard Extended Market Index Fund; Institutional Shares [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Mutual Funds [Member]
Current Value $ 8,646,262
Investment, Identifier [Axis]: Vanguard FTSE Social Index Fund Admiral [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Vanguard FTSE Social Index Fund Admiral [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Mutual Funds [Member]
Current Value $ 675,738
Investment, Identifier [Axis]: Vanguard Federal Money Market Fund [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Vanguard Federal Money Market Fund [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Money Market Funds [Member]
Current Value $ 68
Investment, Identifier [Axis]: Vanguard Total International Stock Index Fund [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Identity of Issuer, Borrower, Lessor, or Similar Party Vanguard Total International Stock Index Fund [Member]
Description of Investment including Maturity Date, Rate of Interest, Collateral, Par, or Maturity Value Mutual Funds [Member]
Current Value $ 3,374,809
Participant Loans [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Party-in-interest true [1]
Minimum [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Participant Loans, interest rate 4.25% [1]
Participant Loans, maturity date Jan. 01, 2026 [1]
Maximum [Member]  
Schedule H, Line 4(i) - Schedule of Assets (Held at End of Year) [Abstract]  
Participant Loans, interest rate 9.50% [1]
Participant Loans, maturity date Dec. 31, 2037 [1]
[1] denotes party-in-interest