Summary of Results of Operations for Business Segments (Details) - USD ($) $ in Thousands		3 Months Ended
		Apr. 02, 2016	Apr. 04, 2015	Jan. 02, 2016	Sep. 27, 2014
Segment Reporting Information [Line Items]
Net sales	[1]	$ 516,355	$ 406,596
Income from operations		86,375	66,580
Depreciation and amortization expense		14,930	11,232
Net capital expenditures		7,693	6,117
Total assets		2,777,944		$ 2,761,151	$ 2,142,836
Commercial Foodservice Equipment Group [Member]
Segment Reporting Information [Line Items]
Net sales		278,986	262,216
Income from operations		76,569	63,726
Depreciation and amortization expense		4,371	5,266
Net capital expenditures		4,184	4,624
Total assets		1,132,939			1,117,585
Food Processing Group [Member]
Segment Reporting Information [Line Items]
Net sales		78,636	69,819
Income from operations		17,863	13,310
Depreciation and amortization expense		1,438	1,437
Net capital expenditures		1,798	355
Total assets		325,373			309,829
Residential Kitchen [Member]
Segment Reporting Information [Line Items]
Net sales		158,733	74,561
Income from operations		9,851	4,941
Depreciation and amortization expense		8,704	4,129
Net capital expenditures		1,711	$ 1,060
Total assets		1,235,772			635,388
Corporate and Other
Segment Reporting Information [Line Items]
Net sales		0
Income from operations		(17,908)	$ (15,397)
Depreciation and amortization expense		417	400
Net capital expenditures		0	$ 78
Total assets		$ 83,860			$ 80,034

[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.