CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 30, 2023	Dec. 31, 2022	Dec. 25, 2021
Statement of Comprehensive Income [Abstract]
Consolidated net income	$ 609,649	$ 662,820	$ 475,124
Other comprehensive income (loss), net of tax:
Foreign currency translation	21,943	(30,382)	(6,730)
Net change with respect to derivative instruments and hedging activities, net of tax of $373, $(200), and $47	(1,273)	683	(181)
Net change in pension and postretirement obligation adjustments, net of tax of $1,308, $(4,381), and $(1,379)	(3,852)	12,722	5,703
Attributable to unconsolidated affiliates, net of tax of $(266), $(784), and $(284)	917	2,702	978
Total other comprehensive income (loss), net	17,735	(14,275)	(230)
Consolidated comprehensive income	627,384	648,545	474,894
Comprehensive income attributable to noncontrolling interests	(7,533)	(1,057)	(4,838)
Comprehensive income attributable to Mueller Industries, Inc.	$ 619,851	$ 647,488	$ 470,056