Segment Information - Summary of Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 30, 2023	Sep. 30, 2023	Jul. 01, 2023	Apr. 01, 2023	Dec. 31, 2022	Sep. 24, 2022	Jun. 25, 2022	Mar. 26, 2022	Dec. 30, 2023	Dec. 31, 2022	Dec. 25, 2021
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales	$ 732,377	$ 819,792	$ 896,984	$ 971,192	$ 877,581	$ 944,830	$ 1,150,042	$ 1,010,002	$ 3,420,345	$ 3,982,455	$ 3,769,345
Cost of goods sold									2,433,511	2,864,862	2,938,989
Depreciation and amortization									39,954	43,731	45,390
Selling, general, and administrative expense									208,172	203,086	184,052
Gain on sale of assets, net									0	(6,373)	0
Gain on insurance settlement									19,466	0	0
Gain on sale of businesses									(4,137)	0	(57,760)
Impairment charges									6,258	0	2,829
Operating income									756,053	877,149	655,845
Interest expense									(1,221)	(810)	(7,709)
Interest income									38,208	6,457	353
Redemption premium									0	0	(5,674)
Pension plan termination expense									0	(13,100)	0
Realized and unrealized gains on short-term investments									41,865	2,918	0
Gain on extinguishment of NMTC liability									7,534	0	0
Environmental expense									(825)	(1,298)	(5,053)
Other income, net									3,618	4,715	3,377
Income before income taxes									845,232	876,031	641,139
Expenditures for long-lived assets									54,025	37,639	65,122
Segment assets	2,759,301				2,242,399				2,759,301	2,242,399	1,728,936
Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									3,461,238	4,025,080	3,798,807
Intersegment sales
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									(40,893)	(42,625)	(29,462)
Corporate and Eliminations
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									(40,893)	(42,625)	(29,462)
Cost of goods sold									(45,666)	(38,269)	(30,679)
Depreciation and amortization									4,653	4,717	4,698
Selling, general, and administrative expense									65,686	61,744	49,278
Gain on sale of assets, net										(6,373)	(51,306)
Gain on sale of businesses									(4,137)
Impairment charges									0		0
Operating income									(61,429)	(64,444)	(1,453)
Expenditures for long-lived assets									10,094	7,429	3,521
Segment assets	1,319,158				712,817				1,319,158	712,817	145,267
Corporate and Eliminations
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Gain on insurance settlement									0
Piping Systems | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									2,382,573	2,730,084	2,600,030
Cost of goods sold									1,686,792	1,943,174	1,996,610
Depreciation and amortization									20,461	22,193	23,384
Selling, general, and administrative expense									99,823	93,655	93,749
Gain on sale of assets, net										0	0
Gain on insurance settlement									0
Gain on sale of businesses									0
Impairment charges									6,258		0
Operating income									569,239	671,062	486,287
Expenditures for long-lived assets									19,118	20,694	43,429
Segment assets	1,029,821				1,088,940				1,029,821	1,088,940	1,160,272
Industrial Metals | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									577,875	644,689	703,363
Cost of goods sold									480,510	543,004	605,715
Depreciation and amortization									7,273	7,647	6,929
Selling, general, and administrative expense									13,713	11,574	11,698
Gain on sale of assets, net										0	(6,454)
Gain on insurance settlement									0
Gain on sale of businesses									0		(6,500)
Impairment charges									0		0
Operating income									76,379	82,464	85,475
Expenditures for long-lived assets									9,406	6,905	5,744
Segment assets	157,761				160,702				157,761	160,702	173,290
Climate | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									500,790	650,307	495,414
Cost of goods sold									311,875	416,953	367,343
Depreciation and amortization									7,567	9,174	10,379
Selling, general, and administrative expense									28,950	36,113	29,327
Gain on sale of assets, net										0	0
Gain on insurance settlement									19,466
Gain on sale of businesses									0
Impairment charges									0	2,800	2,829
Operating income									171,864	188,067	85,536
Expenditures for long-lived assets									15,407	2,611	12,428
Segment assets	$ 252,561				$ 279,940				252,561	279,940	250,107
Tube and fittings | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									1,926,975	2,211,963	2,055,639
Tube and fittings | Piping Systems | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									1,926,975	2,211,963	2,055,639
Tube and fittings | Industrial Metals | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									0	0	0
Tube and fittings | Climate | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									0	0	0
Brass rod and forgings | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									454,246	510,865	565,870
Brass rod and forgings | Piping Systems | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									0	0	0
Brass rod and forgings | Industrial Metals | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									454,246	510,865	565,870
Brass rod and forgings | Climate | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									0	0	0
OEM components, tube & assemblies | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									200,802	195,651	218,693
OEM components, tube & assemblies | Piping Systems | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									0	0	32,557
OEM components, tube & assemblies | Industrial Metals | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									79,879	74,647	48,572
OEM components, tube & assemblies | Climate | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									120,923	121,004	137,564
Valves and plumbing specialties | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									455,598	518,121	511,834
Valves and plumbing specialties | Piping Systems | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									455,598	518,121	511,834
Valves and plumbing specialties | Industrial Metals | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									0	0	0
Valves and plumbing specialties | Climate | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									0	0	0
Flex duct and other HVAC components | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									379,867	529,303	357,850
Flex duct and other HVAC components | Piping Systems | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									0	0	0
Flex duct and other HVAC components | Industrial Metals | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									0	0	0
Flex duct and other HVAC components | Climate | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									379,867	529,303	357,850
Other | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									43,750	59,177	88,921
Other | Piping Systems | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									0	0	0
Other | Industrial Metals | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									43,750	59,177	88,921
Other | Climate | Operating Segments
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Net sales									$ 0	$ 0	$ 0