Consolidated Statements Of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income/(Loss)	Non-controlling Interests	Michaud Distributors [Member] Common Stock	Michaud Distributors [Member] Additional Paid-in Capital	Michaud Distributors [Member] Non-controlling Interests	Patriot Snacks Real Estate, LLC [Member] Additional Paid-in Capital	Patriot Snacks Real Estate, LLC [Member] Non-controlling Interests	Late July Snacks Llc [Member]	Late July Snacks Llc [Member] Non-controlling Interests
Balance, beginning of period at Dec. 29, 2012	$ 872,175	$ 57,384	$ 746,155	$ 50,847	$ 15,118	$ 2,671
Balance, beginning of period (in shares) at Dec. 29, 2012		68,863,974
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Total comprehensive income	74,137			78,720	(4,947)	364
Acquisition of remaining interest in Michaud Distributors	10,150						$ 285	$ 3,109	$ (3,394)
Acquisition of remaining interest in Michaud Distributors (in shares)							342,212
Dividends paid to noncontrolling interests	(471)					(471)
Dividends paid to stockholders	(44,421)			(44,421)
Amortization of non-qualified stock options	2,444		2,444
Stock options exercised, including tax benefit	$ 11,276	$ 501	10,775
Stock options exercised, including tax benefit (in shares)	601,672	601,672
Repurchases of common stock	$ 3,530	$ 96	3,434
Issuance and amortization of restricted stock, net of cancellations (shares)		113,824
Repurchases of common stock	(770)	$ (25)	(745)
Repurchases of common stock (shares)		(29,792)
Balance, end of period at Dec. 28, 2013	917,900	$ 58,241	765,172	85,146	10,171	(830)
Balance, end of period (in shares) at Dec. 28, 2013		69,891,890
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Total comprehensive income	181,355			192,591	(11,178)	(58)
Acquisition of remaining interest in Michaud Distributors	0
Acquisition of remaining interest in Patriot Snacks Real Estate, LLC	(150)									$ (937)	$ 787
Dividends paid to noncontrolling interests												$ (19,405)	$ (19,405)
Tax effect of transaction with noncontrolling interests	198									$ 198
Dividends paid to stockholders	(44,925)			(44,925)
Amortization of non-qualified stock options	2,906		2,906
Stock options exercised, including tax benefit	$ 7,867	$ 357	7,510
Stock options exercised, including tax benefit (in shares)	428,285	428,285
Repurchases of common stock	$ 3,483	$ 110	3,373
Issuance and amortization of restricted stock, net of cancellations (shares)		132,472
Repurchases of common stock	(1,331)	$ (39)	(1,292)
Repurchases of common stock (shares)		(46,561)
Balance, end of period at Jan. 03, 2015	1,086,708	$ 58,669	776,930	232,812	(1,007)	19,304
Balance, end of period (in shares) at Jan. 03, 2015		70,406,086
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Total comprehensive income	51,095			50,685	377	33
Acquisition of remaining interest in Michaud Distributors	0
Dividends paid to stockholders	(45,183)			(45,183)
Amortization of non-qualified stock options	2,194		2,194
Stock options exercised, including tax benefit	$ 10,186	$ 414	9,772
Stock options exercised, including tax benefit (in shares)	496,828	496,828
Repurchases of common stock	$ 3,423	$ 75	3,348
Issuance and amortization of restricted stock, net of cancellations (shares)		88,983
Repurchases of common stock	(836)	$ (20)	(816)
Repurchases of common stock (shares)		(23,843)
Balance, end of period at Jan. 02, 2016	$ 1,107,587	$ 59,138	$ 791,428	$ 238,314	$ (630)	$ 19,337
Balance, end of period (in shares) at Jan. 02, 2016		70,968,054