Net Sales Summary (Details) - USD ($) $ in Thousands		3 Months Ended			9 Months Ended
		Sep. 26, 2020	Sep. 28, 2019		Sep. 26, 2020		Sep. 28, 2019
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		$ 634,525	$ 724,014		$ 1,783,961		$ 2,171,820
Percent		100.00%	100.00%		100.00%		100.00%
Income from operations	[1],[2]	$ 86,672	$ 121,345		$ 231,204		$ 362,013
Depreciation and amortization expense					81,594		77,272
Capital Expenditures Net		7,064	12,189		20,395		33,819
Commercial Foodservice Equipment Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		$ 371,223	$ 500,990		$ 1,081,847		$ 1,471,800
Percent		58.50%	69.20%		60.60%		67.80%
Income from operations	[1],[2]	$ 57,483	$ 105,099		$ 173,064		$ 313,482
Capital Expenditures Net		5,279	5,852		12,771		19,065
Food Processing Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		$ 110,648	$ 89,147		$ 316,477		$ 279,474
Percent		17.40%	12.30%		17.70%		12.90%
Income from operations	[1],[2]	$ 22,860	$ 13,349		$ 57,801		$ 44,477
Capital Expenditures Net		692	3,212		3,115		5,289
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],[3]	(16,297)	(14,953)		(41,521)		(53,166)
Capital Expenditures Net		299	0	[3]	420	[3]	2,404	[3]
Residential Kitchen
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		$ 152,654	$ 133,877		$ 385,637		$ 420,546
Percent		24.10%	18.50%		21.70%		19.30%
Income from operations	[1],[2]	$ 22,626	$ 17,850		$ 41,860		$ 57,220
Capital Expenditures Net		794	3,125		4,089		7,061
United States and Canada
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		445,237	490,730		1,260,088		1,448,242
United States and Canada | Commercial Foodservice Equipment Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		265,793	346,616		768,202		1,004,609
United States and Canada | Food Processing Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		82,126	57,255		227,770		172,944
United States and Canada | Residential Kitchen
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		97,318	86,859		264,116		270,689
Asia
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		46,450	60,053		127,149		179,978
Asia | Commercial Foodservice Equipment Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		39,864	53,463		104,936		153,787
Asia | Food Processing Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		4,711	5,100		18,460		21,836
Asia | Residential Kitchen
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		1,875	1,490		3,753		4,355
Europe and Middle East
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		131,419	147,764		354,425		467,742
Europe and Middle East | Commercial Foodservice Equipment Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		60,603	82,244		180,187		258,102
Europe and Middle East | Food Processing Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		18,600	21,125		57,051		67,624
Europe and Middle East | Residential Kitchen
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		52,216	44,395		117,187		142,016
Latin America
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		11,419	25,467		42,299		75,858
Latin America | Commercial Foodservice Equipment Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		4,963	18,667		28,522		55,302
Latin America | Food Processing Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		5,211	5,667		13,196		17,070
Latin America | Residential Kitchen
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		$ 1,245	$ 1,133		$ 581		$ 3,486

[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. See note 16 for further details.

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