Summary of Results of Operations for Business Segments (Details) - USD ($) $ in Thousands		3 Months Ended			6 Months Ended
		Jul. 02, 2022	Jul. 03, 2021		Jul. 02, 2022		Jul. 03, 2021		Jan. 01, 2022
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		$ 1,013,601	$ 808,773		$ 2,008,277		$ 1,566,831
Income from operations	[1],[2]	167,227	136,717		289,791		257,890	[3]
Depreciation		10,757	10,167		22,129		20,304
Amortization of Intangible Assets and Debt Issuance Costs	[4]	18,278	19,443		53,648		39,738
Capital Expenditures Net		17,636	10,586		32,133		19,311
Total assets		6,579,373	5,422,783		6,579,373		5,422,783		$ 6,383,598
Commercial Foodservice Equipment Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		609,679	508,778		1,153,332		989,933
Income from operations	[1],[2]	137,344	109,944	[3]	247,062		206,260	[3]
Depreciation		5,850	5,993		11,722		11,786
Amortization of Intangible Assets and Debt Issuance Costs		13,712	14,246		27,361		29,450
Capital Expenditures Net		7,379	6,013		12,943		11,208
Total assets		3,720,297	3,326,410		3,720,297		3,326,410
Food Processing Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		123,913	130,008		243,856		242,502
Income from operations	[1],[2]	18,548	26,961		38,660		46,623
Depreciation		1,299	1,337		2,624		2,652
Amortization of Intangible Assets and Debt Issuance Costs		1,746	1,834		3,533		3,677
Capital Expenditures Net		4,062	1,505		7,149		2,433
Total assets		697,738	631,845		697,738		631,845
Residential Kitchen
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		280,009	169,987	[3]	611,089		334,396
Income from operations	[1],[2]	46,077	33,910	[3]	71,023		63,766	[3]
Depreciation		3,425	2,738		7,410		5,512
Amortization of Intangible Assets and Debt Issuance Costs		1,030	1,784		19,159		3,556
Capital Expenditures Net		5,705	2,873		11,246		5,129
Total assets		2,042,631	1,243,477		2,042,631		1,243,477
Corporate and Other
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		0	0		0		0
Income from operations	[1],[2],[5]	(34,742)	(34,098)		(66,954)		(58,759)
Depreciation	[5]	183	99		373		354
Amortization of Intangible Assets and Debt Issuance Costs	[4],[5]	1,790	1,579		3,595		3,055
Capital Expenditures Net		490	195	[5]	795	[5]	541	[5]
Total assets	[5]	$ 118,707	$ 221,051		$ 118,707		$ 221,051

[1] Non-operating expenses are not allocated to the operating segments. Non-operating expenses consist of interest expense and deferred financing amortization, foreign exchange gains and losses and other income and expense items outside of income from operations.

[2] Restructuring expenses are allocated in operating income by segment.

[3] Gain/(loss) on sale of plants are included in Commercial Foodservice and Residential Kitchen.

[4] Includes amortization of deferred financing costs and Convertible Notes issuance costs

[5] Includes corporate and other general company assets and operations.