Condensed Consolidated Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 29, 2014	Jun. 30, 2013	Jun. 29, 2014	Jun. 30, 2013
Income Statement [Abstract]
NET SALES	$ 285,013	$ 145,009	$ 522,894	$ 272,021
COST OF SALES	204,057	101,106	378,203	191,506
GROSS PROFIT	80,956	43,903	144,691	80,515
OPERATING EXPENSES:
Marketing	24,282	12,617	47,367	28,056
Selling, general, and administrative	48,999	27,283	92,599	50,069
TOTAL OPERATING EXPENSES	73,281	39,900	139,966	78,125
LOSS FROM OPERATIONS	7,675	4,003	4,725	2,390
INTEREST INCOME (EXPENSE)—Net	92	32	145	64
OTHER INCOME (EXPENSE)—Net	(11)	(34)	(64)	(48)
NET INCOME (LOSS) BEFORE PROVISION FOR INCOME TAXES	7,756	4,001	4,806	2,406
PROVISION FOR INCOME TAXES	0	0	0	0
NET INCOME (LOSS)	7,756	4,001	4,806	2,406
Net income (loss) attributable to Class A and Class B common stockholders	$ 7,756	$ 0	$ 4,806	$ (2,656)
Net income (loss) per share attributable to Class A and Class B common stockholders:
Basic (in dollars per share)	$ 0.06	$ 0.00	$ 0.04	$ (0.06)
Basic (in dollars per share)	$ 0.06	$ 0.00	$ 0.04	$ (0.06)
Weighted average shares outstanding used to compute net loss attributable to Class A and Class B common stockholders:
Basic (in shares)	124,423,877	49,891,357	124,177,090	48,156,694
Diluted (in shares)	133,066,635	49,891,357	133,101,806	48,156,694