Business Segments and Significant Customers: (Details 2) (USD $)	0 Months Ended	3 Months Ended								12 Months Ended
	Nov. 05, 2012	Dec. 29, 2012	Sep. 29, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 24, 2011	Jun. 25, 2011	Mar. 26, 2011	Dec. 29, 2012 item	Dec. 31, 2011
Business segments and significant customers
Number of reportable segments										2
Net revenues from external customers		$ 43,542,000	$ 46,601,000	$ 48,016,000	$ 47,020,000	$ 44,464,000	$ 37,518,000	$ 43,609,000	$ 36,641,000	$ 185,179,427	$ 162,232,418
Depreciation and amortization included in segment gross profit										2,929,335	2,733,985
Segment gross profit		8,872,000	9,471,000	9,204,000	9,345,000	7,699,000	6,407,000	8,098,000	7,930,000	36,892,019	30,133,928
Goodwill		11,616,225				11,616,225				11,616,225	11,616,225
Reconciliation of reportable segment gross profit to consolidated income before income tax provision
Segment gross profit		8,872,000	9,471,000	9,204,000	9,345,000	7,699,000	6,407,000	8,098,000	7,930,000	36,892,019	30,133,928
Operating expenses										25,547,728	24,924,343
Gain on sale of DSD business	(1,100,000)									(1,101,320)
Interest expense, net										764,066	884,910
Income before income tax expense										11,681,545	4,324,675
Snack Products
Business segments and significant customers
Net revenues from external customers										94,355,925	95,053,716
Depreciation and amortization included in segment gross profit										1,996,819	1,897,330
Segment gross profit										19,387,079	18,172,256
Goodwill		5,986,252				5,986,252				5,986,252	5,986,252
Reconciliation of reportable segment gross profit to consolidated income before income tax provision
Segment gross profit										19,387,079	18,172,256
Frozen Products
Business segments and significant customers
Net revenues from external customers										90,823,502	67,178,702
Depreciation and amortization included in segment gross profit										932,516	836,655
Segment gross profit										17,504,940	11,961,672
Goodwill		5,629,973				5,629,973				5,629,973	5,629,973
Reconciliation of reportable segment gross profit to consolidated income before income tax provision
Segment gross profit										$ 17,504,940	$ 11,961,672