Leases (Details) (USD $)	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Future minimum payments under non-cancelable operating leases [Abstract]
2013	$ 849,434
2014	736,060
2015	638,566
2016	15,778
2017	2,088
Total	2,241,926
Rent expense for all operating leases	1,159,913	1,243,494	1,049,046
Minimum [Member]
Future minimum payments under non-cancelable operating leases [Abstract]
Future rent expense for each of next five years	1,100,000
Maximum [Member]
Future minimum payments under non-cancelable operating leases [Abstract]
Future rent expense for each of next five years	$ 1,300,000