Segment Information - Results of Business Segments (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended										12 Months Ended
	Jun. 29, 2013	Mar. 30, 2013	Dec. 29, 2012		Dec. 29, 2012		Sep. 29, 2012	Oct. 01, 2011	Jun. 30, 2011	Apr. 02, 2011	Dec. 28, 2013		Dec. 29, 2012		Dec. 31, 2011		Jan. 01, 2011
Segment Reporting Information [Line Items]
Net sales	$ 363,801	$ 327,451	$ 377,420		$ 291,612		$ 360,013	$ 257,699	$ 260,040	$ 228,823	$ 1,428,685		$ 1,038,174		$ 855,907
Operating Income (Loss)	60,325	42,195	74,454		58,657		67,488	47,429	45,338	36,660	244,462	[1]	188,084	[1]	148,710	[1]
Depreciation and amortization											43,164		26,903		19,708
Net capital expenditures											14,640		7,652		7,840
Total assets			1,244,280		1,244,280						1,819,206		1,244,280				1,146,512
Long-lived assets			72,326	[2]	72,326	[2]					137,573	[2]	72,326	[2]			66,591	[2]
Commercial Foodservice [Member]
Segment Reporting Information [Line Items]
Net sales											895,494		786,391		723,274
Operating Income (Loss)											234,190		194,573		181,963
Depreciation and amortization											18,787		17,920		15,839
Net capital expenditures											7,227		3,834		6,896
Total assets			880,333		880,333						1,000,065		880,333				848,655
Long-lived assets			45,240	[2]	45,240	[2]					47,490	[2]	45,240	[2]			45,971	[2]
Food Processing Group [Member]
Segment Reporting Information [Line Items]
Net sales											301,522		251,783		132,633
Operating Income (Loss)											49,528		39,924		19,997
Depreciation and amortization											8,387		7,366		3,053
Net capital expenditures											3,140		3,829		447
Total assets			291,913		291,913						303,289		291,913				238,724
Long-lived assets			11,074	[2]	11,074	[2]					12,475	[2]	11,074	[2]			7,771	[2]
Residential Kitchen [Member]
Segment Reporting Information [Line Items]
Net sales											231,669		0		0
Operating Income (Loss)											10,815		0		0
Depreciation and amortization											14,148		0		0
Net capital expenditures											4,090		0		0
Total assets			0		0						441,299		0		0
Long-lived assets			0		0						60,570		0		0
Corporate and Other [Member]
Segment Reporting Information [Line Items]
Net sales											0	[3]	0	[3]	0	[3]
Operating Income (Loss)											(50,071)	[3]	(46,413)	[3]	(53,250)	[3]
Depreciation and amortization											1,842	[3]	1,617	[3]	816	[3]
Net capital expenditures											183	[3]	(11)	[3]	497	[3]
Total assets			72,034	[3]	72,034	[3]					74,553	[3]	72,034	[3]			59,133	[3]
Long-lived assets			$ 16,012	[2],[3]	$ 16,012	[2],[3]					$ 17,038	[2],[3]	$ 16,012	[2],[3]			$ 12,849	[2],[3]

[1] Non-operating expenses are not allocated to the reportable 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] .

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