Nature of Operations and Summary of Significant Accounting Policies (Details Textual) (USD $)	3 Months Ended	12 Months Ended
	Oct. 06, 2012	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Nature Of Operations and Summary Of Significant Accounting Policies [Line Items]
Inventory Valuation Reserves		$ 2,100,000	$ 2,100,000
Equity Method Investment, Description of Principal Activities		Where the equity interest is less than 20% and the degree of influence is not significant, the cost method of accounting is employed. Where the equity interest is greater than 20% but not more than 50%, the equity method of accounting is utilized.
Proceeds from Equity Method Investment, Dividends or Distributions		617,000	444,000	323,000
Research and Development Expense, Total		1,800,000	1,600,000	1,400,000
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)			200,000
Goodwill, Impairment Loss	13,200,000	0	13,187,000
Equity Method Investment, Other than Temporary Impairment		0	382,000	0
Proportionate Net Income		2,900,000	3,000,000	3,300,000
Equity Method Investment, Ownership Percentage		50.00%
Other Operating Income (Expense), Net		$ 343,000
Building [Member] | Maximum [Member]
Nature Of Operations and Summary Of Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life		30 years
Building [Member] | Minimum [Member]
Nature Of Operations and Summary Of Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life		20 years
Machinery and Equipment, Leasehold Improvements [Member] | Maximum [Member]
Nature Of Operations and Summary Of Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life		15 years
Machinery and Equipment, Leasehold Improvements [Member] | Minimum [Member]
Nature Of Operations and Summary Of Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life		5 years
Tools, Dies and Molds [Member] | Maximum [Member]
Nature Of Operations and Summary Of Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life		4 years
Tools, Dies and Molds [Member] | Minimum [Member]
Nature Of Operations and Summary Of Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life		2 years
Agreements [Member]
Nature Of Operations and Summary Of Significant Accounting Policies [Line Items]
Finite-Lived Intangible Asset, Useful Life		5 years
Patents [Member] | Maximum [Member]
Nature Of Operations and Summary Of Significant Accounting Policies [Line Items]
Finite-Lived Intangible Asset, Useful Life		9 years
Patents [Member] | Minimum [Member]
Nature Of Operations and Summary Of Significant Accounting Policies [Line Items]
Finite-Lived Intangible Asset, Useful Life		5 years
Customer Lists [Member]
Nature Of Operations and Summary Of Significant Accounting Policies [Line Items]
Finite-Lived Intangible Asset, Useful Life		5 years