Organization and Summary of Significant Accounting Policies (Details Textual) (USD $)	1 Months Ended	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2012 Segment	Jun. 30, 2011	Jun. 28, 2012	Dec. 31, 2011
Organization and summary of significant accounting policies (Textual) [Abstract]
Interest rate on borrowing secured by account receivable		1.00%
Interest rate on borrowing secured by inventories		2.50%
Depreciated book value of property, plant and equipment	$ 10,393,500	$ 10,393,500			$ 10,632,100
Shipping and handling cost		684,000	721,000
Interest rate of agreement amount		1.50%
Prime rate of account receivable		4.00%
Organization and Summary of Significant Accounting Policies (Additional Textual) [Abstract]
Number of business segment		2
Original maturity period of highly liquid investments treated as cash equivalents		Three months or less
Expiration date of financing agreement		Jan. 01, 2014
Renewal period of agreement	12 months	12 months
Cancelation period of agreement		at least 60 days
Account receivable	1,500,000	1,500,000
Percentage of advance rate of loan		85.00%
Aggregate amount of inventory		500,000
Prime rate	3.25%	3.25%
Percentage of administrative fees on receivable portion		0.85%
Percentage of administrative fees on inventory portion		1.00%
Term of terminated agreement	Jul. 01, 2012
Additional renewal Period of agreement	18 months
Average quarterly borrowings	1,000,000	1,000,000
Reduced percentage of administrative fees on outstanding loan on receivable portion		0.85%
Reduced percentage of administrative fees on outstanding loan borrowings greater than specific amount		0.75%
Administrative fee for borrowing secured by inventories		1.00%
Administrative fee for borrowing secured by inventories in advance		1.35%
Percentage of interest retained on accounts receivables		15.00%
Credit line available for future factoring of accounts receivable and borrowings secured by inventory	575,800	575,800
Period of LIBOR rate used		104 days
Receivables purchased by Wells Fargo on quarter end at LIBOR plus				0.56%
Period of notice for termination of agreement		30 days
Reserve for reduction in account receivable	278,400	278,400			497,000
Current reserves	10,000	10,000			85,000
Trade promotion to customers		892,900	556,200
Price of option with maximum maturity		120.00%
Unrecognized compensation costs related to non-vested stock options	101,700	101,700
Period over which compensation costs related to non-vested stock options recognize		48 months
Decrease in outstanding stock option		500,200
General and Administrative Expense [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Compensation cost related to stock option		27,300	417,000
Executive Officer [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Stock option to executive officer		100,000	0
Price of stock option per share		$ 0.24
Period of vesting option		48 months
Expiry of options		5 years
Wells Fargo [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Spread on LIBOR rate	1.15%	1.15%
Sale of account receivable		4,772,900
Proceeds from sale of account receivable		1,720,100
Summit [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Sale of account receivable		5,615,200
Proceeds from sale of account receivable		1,760,900
Facilities [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Fair value of property, plant and equipment					17,485,800
Depreciated book value of property, plant and equipment					10,068,900
Maximum [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Days to maturity of receivable sold		105 days
Useful life of property, plant and equipment		45 years
Maximum [Member] | Building structure [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Useful life of property, plant and equipment		45 years
Maximum [Member] | Building Improvements [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Useful life of property, plant and equipment		20 years
Maximum [Member] | Production equipment [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Useful life of property, plant and equipment		20 years
Maximum [Member] | Production support equipment [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Useful life of property, plant and equipment		10 years
Maximum [Member] | Office furniture [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Useful life of property, plant and equipment		20 years
Maximum [Member] | Office machine [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Useful life of property, plant and equipment		5 years
Maximum [Member] | Carpet drapes and company vehicles [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Useful life of property, plant and equipment		10 years
Maximum [Member] | Facilities [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Fair value range of property, plant and equipment					10,600,000
Minimum [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Days to maturity of receivable sold		102 days
Useful life of property, plant and equipment		3 years
Minimum [Member] | Building structure [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Useful life of property, plant and equipment		35 years
Minimum [Member] | Building Improvements [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Useful life of property, plant and equipment		3 years
Minimum [Member] | Production equipment [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Useful life of property, plant and equipment		15 years
Minimum [Member] | Production support equipment [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Useful life of property, plant and equipment		3 years
Minimum [Member] | Office furniture [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Useful life of property, plant and equipment		10 years
Minimum [Member] | Office machine [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Useful life of property, plant and equipment		3 years
Minimum [Member] | Carpet drapes and company vehicles [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Useful life of property, plant and equipment		5 years
Minimum [Member] | Facilities [Member]
Organization and summary of significant accounting policies (Textual) [Abstract]
Fair value range of property, plant and equipment					$ 10,100,000