The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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GOODWILL AND OTHER INTANGIBLE ASSETS (Details 2) (USD $)	3 Months Ended		9 Months Ended
	Sep. 28, 2012	Sep. 30, 2011	Sep. 28, 2012	Sep. 30, 2011	Dec. 30, 2011
Other intangible assets
Gross Amount	$ 1,232,000		$ 1,232,000		$ 1,232,000
Accumulated Amortization	1,212,000		1,212,000		1,183,000
Amortization expense for acquired identifiable intangible assets	9,000	9,000	29,000	36,000
Estimated amortization expense
2012	8,000		8,000
2013	12,000		12,000
Total	20,000		20,000		49,000
Backlog
Other intangible assets
Gross Amount	920,000		920,000		920,000
Accumulated Amortization	920,000		920,000		920,000
Amortization Period			1 year
Training materials/courses
Other intangible assets
Gross Amount	282,000		282,000		282,000
Accumulated Amortization	262,000		262,000		233,000
Amortization Period			5 years
Non-compete agreements
Other intangible assets
Gross Amount	30,000		30,000		30,000
Accumulated Amortization	$ 30,000		$ 30,000		$ 30,000
Amortization Period			3 years