CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 25, 2021	Dec. 26, 2020
Statement of Comprehensive Income [Abstract]
Consolidated net income	$ 662,820	$ 475,124	$ 143,649
Other comprehensive (loss) income, net of tax:
Foreign currency translation	(30,382)	(6,730)	10,350
Net change with respect to derivative instruments and hedging activities, net of tax of $(200), $47, and $(146)	683	(181)	508
Net change in pension and postretirement obligation adjustments, net of tax of $(4,381), $(1,379), and $(1,560)	12,722	5,703	4,652
Attributable to unconsolidated affiliates, net of tax of $(784), $(284), and $38	2,702	978	(132)
Total other comprehensive (loss) income, net	(14,275)	(230)	15,378
Consolidated comprehensive income	648,545	474,894	159,027
Comprehensive income attributable to noncontrolling interests	(1,057)	(4,838)	(5,647)
Comprehensive income attributable to Mueller Industries, Inc.	$ 647,488	$ 470,056	$ 153,380