Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 30, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in the Carrying Amount of Goodwill

The changes in the carrying amount of goodwill by segment were as follows:

(In thousands)	Piping Systems		Industrial Metals		Climate		Total
Goodwill	$	192,316	$	8,854	$	21,652	$	222,822
Accumulated impairment charges	(40,552)		(8,853)		(2,087)		(51,492)
Balance at December 25, 2021:	151,764		1		19,565		171,330
Reductions (1)	(11,216)		—		—		(11,216)
Currency translation	(2,526)		—		—		(2,526)
Balance at December 31, 2022:	138,022		1		19,565		157,588
Reductions (2)	(7,007)		—		—		(7,007)
Currency translation	1,239		—		—		1,239
Balance at December 30, 2023:
Goodwill	172,806		8,854		21,652		203,312
Accumulated impairment charges	(40,552)		(8,853)		(2,087)		(51,492)
Goodwill, net	$	132,254	$	1	$	19,565	$	151,820
(1) Includes finalization of the purchase price allocation adjustment for Mueller Middle East of $11.2 million.
(2) Includes disposal of Heatlink Group business.

Schedule of Carrying Amount of Intangible Assets

The carrying amount of intangible assets at December 30, 2023 was as follows:

(In thousands)	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Customer relationships	$	50,009	$	(17,535)	$	32,474
Non-compete agreements	2,325		(2,325)		—
Patents and technology	16,681		(8,119)		8,562
Trade names and licenses	12,092		(6,920)		5,172
Other	1,715		(1,715)		—
Other intangible assets	$	82,822	$	(36,614)	$	46,208

The carrying amount of intangible assets at December 31, 2022 was as follows:

(In thousands)	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Customer relationships	$	53,156	$	(15,658)	$	37,498
Non-compete agreements	2,333		(2,333)		—
Patents and technology	18,032		(7,570)		10,462
Trade names and licenses	13,374		(6,697)		6,677
Other	1,676		(1,528)		148
Other intangible assets	$	88,571	$	(33,786)	$	54,785

Schedule of Amortization Expense for Intangible Assets

Future amortization expense is estimated as follows:

(In thousands)	Amount
2024	$	4,623
2025	4,505
2026	4,357
2027	4,356
2028	4,117
Thereafter	24,250
Expected amortization expense	$	46,208