Summary of Results of Operations for Business Segments (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 04, 2026	Jun. 28, 2025	Jul. 04, 2026	Jun. 28, 2025
Segment Reporting [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 875,549	$ 796,799	$ 1,715,457	$ 1,527,422
Cost of sales	540,468	480,697	1,057,186	918,742
Other Expenses	141,902	134,466	284,469	265,559
Segment Reporting, Other Segment Item, Amount	193,179	181,636	373,802	343,121
Depreciation	12,040	10,705	23,540	21,051
Amortization of Intangible Assets and Debt Issuance Costs	13,724	15,357	27,694	31,362
Capital Expenditures Net	10,695	14,584	18,634	41,064
Other Cost and Expense, Operating	45,431	33,819	92,700	65,783
Income from operations	147,748	147,817	281,102	277,338
Net interest expense and deferred financing amortization, net	25,969	20,256	51,449	39,077
Net periodic pension benefit	(2,428)	(1,601)	(4,857)	(3,117)
Other Nonoperating Income (Expense)	(2,177)	2,128	(4,798)	3,088
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	126,384	127,034	239,308	238,290
Provision for income taxes	43,275	25,368	70,915	51,561
Income (Loss) from Continuing Operations before Equity in Net Income (Loss) of Affiliate	83,109	101,666	168,393	186,729
Equity in losses of affiliate, net of tax	(28,895)	0	(28,895)	0
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	54,214	101,666	139,498	186,729
Commercial Foodservice Equipment Group
Segment Reporting [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	630,613	580,605	1,246,149	1,143,322
Cost of sales	382,742	346,453	751,906	676,899
Other Expenses	85,345	77,561	173,317	158,402
Segment Reporting, Other Segment Item, Amount	162,526	156,591	320,926	308,021
Depreciation	7,302	6,911	14,546	13,541
Amortization of Intangible Assets and Debt Issuance Costs	10,558	10,952	21,181	22,246
Capital Expenditures Net	7,923	8,464	12,137	15,203
Food Processing Group
Segment Reporting [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	244,936	216,194	469,308	384,100
Cost of sales	158,199	135,279	305,163	242,232
Other Expenses	36,923	35,066	72,908	65,956
Segment Reporting, Other Segment Item, Amount	49,814	45,849	91,237	75,912
Depreciation	4,197	3,095	7,902	5,986
Amortization of Intangible Assets and Debt Issuance Costs	2,541	2,629	5,262	5,543
Capital Expenditures Net	2,740	6,432	6,069	25,723
Corporate Segment and Other Operating Segment
Segment Reporting [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	0	0	0	0
Cost of sales	(473)	(1,035)	117	(389)
Other Expenses	19,634	21,839	38,244	41,201
Segment Reporting, Other Segment Item, Amount	(19,161)	(20,804)	(38,361)	(40,812)
Depreciation	541	699	1,092	1,524
Amortization of Intangible Assets and Debt Issuance Costs	625	1,776	1,251	3,573
Capital Expenditures Net	$ 32	$ (312)	$ 428	$ 138