Revenue Recognition Schedule of New Accounting Pronouncements and Changes in Accounting Principle (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Apr. 01, 2017	Dec. 30, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	$ 584,800	$ 530,297
Accounts Receivable, Net, Current	331,609		$ 328,421
Inventories, net	459,151		424,639
Prepaid expenses and other	48,464		55,427
Long-term deferred tax assets	46,284		44,565
Accrued expenses	305,132		322,171
Retained earnings	1,757,500		1,697,618
Accounting Standards Update 2014-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Accounts Receivable, Net, Current			(122)
Inventories, net			14,993
Prepaid expenses and other			(4,018)
Long-term deferred tax assets			1,319
Accrued expenses			16,557
Retained earnings			(4,405)
BalanceUponAdoption [Member] | Accounting Standards Update 2014-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Accounts Receivable, Net, Current			328,299
Inventories, net			439,632
Prepaid expenses and other			51,409
Long-term deferred tax assets			45,884
Accrued expenses			338,728
Retained earnings			$ 1,693,213
United States and Canada
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	400,608	365,205
Asia
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	36,263	39,211
Europe and Middle East
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	130,398	109,958
Latin America
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	17,531	15,923
Commercial Foodservice Equipment Group [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	359,904	312,249
Commercial Foodservice Equipment Group [Member] | United States and Canada
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	255,113	224,622
Commercial Foodservice Equipment Group [Member] | Asia
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	29,032	32,250
Commercial Foodservice Equipment Group [Member] | Europe and Middle East
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	66,611	46,493
Commercial Foodservice Equipment Group [Member] | Latin America
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	9,148	8,884
Residential Kitchen [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	136,324	140,772
Residential Kitchen [Member] | United States and Canada
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	78,560	80,838
Residential Kitchen [Member] | Asia
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	1,519	2,538
Residential Kitchen [Member] | Europe and Middle East
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	55,055	56,347
Residential Kitchen [Member] | Latin America
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	1,190	1,049
Food Processing Group [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	88,572	77,276
Food Processing Group [Member] | United States and Canada
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	66,935	59,745
Food Processing Group [Member] | Asia
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	5,712	4,423
Food Processing Group [Member] | Europe and Middle East
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	8,732	7,118
Food Processing Group [Member] | Latin America
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	$ 7,193	$ 5,990