Commitments and Contingencies (Details) (Executives [Member])	6 Months Ended
	Jul. 02, 2013 officer
Executives [Member]
Loss Contingencies [Line Items]
Employment agreement, number of executives	2
Employment agreement, initial term	3 years
Employment agreement, severance pay, number of equivalent months	18 months
Employment agreement, period for equal installments	18 months
Employment agreement, cancelation notice period	18 months