GOODWILL AND INTANGIBLE ASSETS - Summary of Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	Dec. 29, 2013	Dec. 30, 2012
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	$ 62,145	$ 8,405
Accumulated amortization	(7,335)	(2,472)
Patents
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	2,916	2,916
Accumulated amortization	(1,193)	(1,042)
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	47,710	2,610
Accumulated amortization	(4,355)	(783)
Software technology
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	2,650	2,650
Accumulated amortization	(946)	(568)
Favorable lease agreements
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	140	0
Accumulated amortization	(24)	0
Trademark
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	8,629	129
Accumulated amortization	(745)	(28)
Non-compete agreement
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	100	100
Accumulated amortization	$ (72)	$ (51)