CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 29, 2024	Jul. 01, 2023	Jun. 29, 2024	Jul. 01, 2023
Statement of Comprehensive Income [Abstract]
Consolidated net income	$ 163,447	$ 179,551	$ 305,156	$ 354,644
Other comprehensive (loss) income, net of tax:
Foreign currency translation	(7,871)	7,725	(12,026)	17,976
Net change with respect to derivative instruments and hedging activities, net of tax of $214, $775, $121 and $503	(746)	(2,679)	(419)	(1,725)
Net change in pension and postretirement obligation adjustments, net of tax of $38, $1, $21 and $12	(93)	9	(57)	1
Attributable to unconsolidated affiliates, net of tax of $65, $(103), $460 and $(476)	(221)	353	(1,583)	1,638
Total other comprehensive (loss) income, net	(8,931)	5,408	(14,085)	17,890
Consolidated comprehensive income	154,516	184,959	291,071	372,534
Comprehensive income attributable to noncontrolling interests	(2,759)	(1,546)	(5,484)	(3,658)
Comprehensive income attributable to Mueller Industries, Inc.	$ 151,757	$ 183,413	$ 285,587	$ 368,876