Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

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	$	184,699	$	8,854	$	23,616	$	217,169
Accumulated impairment charges	(40,552)		(8,853)		—		(49,405)
Balance at December 26, 2020:	144,147		1		23,616		167,764
Additions	12,098		—		—		12,098
Reductions (1)	(4,402)		—		(1,964)		(6,366)
Impairment charges	$	—	$	—	$	(2,087)	$	(2,087)
Currency translation	(79)		—		—		(79)
Balance at December 25, 2021:	151,764		1		19,565		171,330
Reductions (2)	(11,216)		—		—		(11,216)
Currency translation	(2,526)		—		—		(2,526)
Balance at December 31, 2022:
Goodwill	178,574		8,854		19,565		206,993
Accumulated impairment charges	(40,552)		(8,853)		—		(49,405)
Goodwill, net	$	138,022	$	1	$	19,565	$	157,588
(1) Includes disposals of Die-Mold and STI businesses.
(2) Includes finalization of the purchase price allocation adjustment for Mueller Middle East of $11.2 million.

Carrying Amount of Intangible Assets

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

The carrying amount of intangible assets at December 25, 2021 was as follows:

(In thousands)	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Customer relationships	$	55,108	$	(13,803)	$	41,305
Non-compete agreements	2,474		(2,458)		16
Patents and technology	18,396		(6,501)		11,895
Trade names and licenses	13,654		(5,598)		8,056
Other	1,676		(1,234)		442
Other intangible assets	$	91,308	$	(29,594)	$	61,714

Amortization Expense for Intangible Assets

Future amortization expense is estimated as follows:

(In thousands)	Amount
2023	$	5,145
2024	4,930
2025	4,808
2026	4,663
2027	4,662
Thereafter	30,577
Expected amortization expense	$	54,785