Basis of Presentation (Details)	Nov. 04, 2024
Magnera Corporation [Member] | Treasure Shareholders [Member]
Basis of Presentation [Abstract]
Ownership interest	90.00%
Magnera Corporation [Member] | Glatfelter Shareholders [Member]
Basis of Presentation [Abstract]
Ownership interest	10.00%
Treasure Holdco, Inc. [Member] | Berry Global Group, Inc. [Member]
Basis of Presentation [Abstract]
Ownership interest	0.00%