Segment Information - Results of Business Segments (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2022	Jan. 01, 2022		Jan. 02, 2021
Segment Reporting Information [Line Items]
Net sales		$ 4,032,853	$ 3,250,792		$ 2,513,257
Operating Income (Loss)	[1]	639,604	629,992		324,431
Depreciation	[2]	44,619	42,681		39,086
Amortization expense (5)		93,441	82,562		71,446
Net capital expenditures		67,289	46,551		34,849
Total assets		6,874,866	6,383,598		5,202,474
Long-lived assets (6)	[3]	662,804	557,667		547,339
Commercial Foodservice Equipment Group
Segment Reporting Information [Line Items]
Net sales		2,410,266	2,032,761		1,510,279
Operating Income (Loss)	[1]	549,764	423,121	[4]	239,625	[4]
Depreciation	[2]	24,432	23,814		21,768
Amortization expense (5)		55,506	56,910		51,985
Net capital expenditures		28,735	26,507		25,463
Total assets		3,789,437	3,522,630		3,249,441
Long-lived assets (6)	[3]	319,337	292,593		279,481
Food Processing Group
Segment Reporting Information [Line Items]
Net sales		574,465	480,746		437,272
Operating Income (Loss)	[1]	106,231	94,414		78,008
Depreciation	[2]	5,912	5,601		5,507
Amortization expense (5)		13,400	7,247		7,319
Net capital expenditures		13,940	9,111		3,427
Total assets		982,605	637,252		617,171
Long-lived assets (6)	[3]	83,490	54,934		55,069
Residential Kitchen
Segment Reporting Information [Line Items]
Net sales		1,048,122	737,285		565,706
Operating Income (Loss)	[1]	127,948	124,701	[4]	67,046
Depreciation	[2]	13,596	12,655		11,691
Amortization expense (5)		17,376	11,628		9,657
Net capital expenditures		20,604	9,232		4,801
Total assets		1,972,351	2,153,758		1,221,229
Long-lived assets (6)	[3]	151,499	169,028		192,940
Corporate and Other
Segment Reporting Information [Line Items]
Net sales	[5]	0	0		0
Operating Income (Loss)	[1],[5],[6]	(144,339)	(12,244)	[7]	(60,248)
Depreciation	[2],[5]	679	611		120
Amortization expense (5)	[5],[6],[8]	7,159	6,777		2,485
Net capital expenditures	[5]	4,010	1,701		1,158
Total assets	[5]	130,473	69,958		114,633
Long-lived assets (6)	[3],[5]	$ 108,478	$ 41,112		$ 19,849

[1] Restructuring expenses are included in operating income of the segment to which they pertain. See note 12 for further details

[2] Includes depreciation on right of use assets.

[3] Long-lived assets consist of property, plant and equipment, long-term deferred tax assets and other assets.

[4] Gain on sale of plant is included in Commercial Foodservice and Residential Kitchen for 2021 and Gain on sale of plant is included in Commercial Foodservice for 2020.

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

[6] Non-operating expenses are not allocated to the reportable 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.

[7] Termination fee from Welbilt merger is included in Corporate and Other.

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