Net Sales Summary (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 29, 2014		Mar. 30, 2013
Segment Reporting Information [Line Items]
Net sales	$ 372,478	[1]	$ 327,451	[1]
Percent	100.00%		100.00%
Commercial Foodservice
Segment Reporting Information [Line Items]
Net sales	234,050		197,362
Percent	62.80%		60.30%
Food Processing
Segment Reporting Information [Line Items]
Net sales	75,586		71,438
Percent	20.30%		21.80%
Residential Kitchen [Member]
Segment Reporting Information [Line Items]
Net sales	$ 62,842	[1]	$ 58,651
Percent	16.90%		17.90%

[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.