Consolidated Statements of Stockholders' Equity (USD $) In Thousands, except Share data	Total	Common Stock [Member]	Additional Paid In Capital [Member]	(Accumulated Deficit) / Retained Earnings [Member]
Beginning Balance at Jan. 01, 2012	$ 267,453	$ 110	$ 295,694	$ (28,351)
Beginning Balance, Shares at Jan. 01, 2012		110,000,000
Net income	19,500			19,500
Issuance of shares to stockholders	5,000	1	4,999
Issuance of shares to stockholders, Shares		831,314
Issuance of shares related to Sunflower Transaction	89,605	15	89,590
Issuance of shares related to Sunflower acquisition, Shares		14,898,136
Issuance of shares
Issuance of shares, Shares		62,271
Issuance of shares under 2011 Option Plan	549		549
Issuance of shares under Option Plan, net of shares withheld, Shares		189,585
Repurchase of shares	(148)		(148)
Repurchase of shares, Shares		(24,585)
Excess income tax benefit in equity	143		143
Equity-based compensation	4,653		4,653
Ending Balance at Dec. 30, 2012	386,755	126	395,480	(8,851)
Ending Balance, Shares at Dec. 30, 2012		125,956,721
Net income	30,585			30,585
Issuance of shares under 2011 Option Plan	75		75
Issuance of shares under Option Plan, net of shares withheld, Shares		12,375
Repurchase of shares	(113)		(113)
Repurchase of shares, Shares		(12,375)
Dividend paid to stockholders	(282,029)		(274,051)	(7,978)
Antidilution payments made to option holders	(13,892)		(13,892)
Tax benefit of antidilution payments made to option holders	4,401		4,401
Equity-based compensation	2,665		2,665
Ending Balance at Jun. 30, 2013	$ 128,447	$ 126	$ 114,565	$ 13,756
Ending Balance, Shares at Jun. 30, 2013		125,956,721