Net Sales Summary (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 30, 2019	Mar. 31, 2018
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	[1]	$ 686,802	$ 584,800
Percent		100.00%	100.00%
Income from operations	[1]	$ 101,061	$ 86,992
Depreciation and amortization expense	[1]	25,514	20,024
Capital Expenditures Net	[1]	8,095	16,657
Commercial Foodservice Equipment Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	[1]	$ 457,531	$ 359,904
Percent		66.60%	61.50%
Income from operations	[1]	$ 96,811	$ 82,546
Depreciation and amortization expense	[1]	16,180	8,000
Capital Expenditures Net	[1]	5,973	5,777
Food Processing Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	[1]	$ 92,474	$ 88,572
Percent		13.50%	15.20%
Income from operations	[1]	$ 12,586	$ 10,678
Depreciation and amortization expense	[1]	3,524	4,047
Capital Expenditures Net	[1]	701	6,496
Corporate and Other
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	[1],[2]	0	0
Income from operations	[1],[2]	(27,107)	(12,821)
Depreciation and amortization expense	[1],[2]	451	468
Capital Expenditures Net	[1],[2]	0	(514)
Residential Kitchen
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	[1]	$ 136,797	$ 136,324
Percent		19.90%	23.30%
Income from operations	[1]	$ 18,771	$ 6,589
Depreciation and amortization expense	[1]	5,359	7,509
Capital Expenditures Net	[1]	1,421	4,898
United States and Canada
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		441,222	400,608
United States and Canada | Commercial Foodservice Equipment Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		300,275	255,113
United States and Canada | Food Processing Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		57,589	66,935
United States and Canada | Residential Kitchen
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		83,358	78,560
Asia
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		58,373	36,263
Asia | Commercial Foodservice Equipment Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		48,293	29,032
Asia | Food Processing Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		8,682	5,712
Asia | Residential Kitchen
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		1,398	1,519
Europe and Middle East
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		161,129	130,398
Europe and Middle East | Commercial Foodservice Equipment Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		89,896	66,611
Europe and Middle East | Food Processing Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		20,618	8,732
Europe and Middle East | Residential Kitchen
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		50,615	55,055
Latin America
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		26,078	17,531
Latin America | Commercial Foodservice Equipment Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		19,067	9,148
Latin America | Food Processing Group
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		5,585	7,193
Latin America | Residential Kitchen
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		$ 1,426	$ 1,190

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