Summary of Significant Accounting Policies (Details 2) (USD $)	12 Months Ended
	Dec. 29, 2012 item	Dec. 31, 2011	Jan. 01, 2011
Income Taxes
Period of historical cumulative loss	3 years
Valuation allowance	$ 26,044,000	$ 26,791,000
Number of state tax audits in progress	1
Estimated financial impact on completion of financial assessment	10,000
Net income (loss) per share
Anti-dilutive weighted average shares excluded from calculation of weighted average number of common and common equivalent shares outstanding	271,000	320,000
Net income (loss)	$ 330,000	$ 3,294,000	$ (480,000)
Weighted-average number of common shares outstanding	5,071,000	5,012,000	4,986,000
Dilutive effect of equity compensation awards (in shares)	31,000	15,000
Weighted-average number of common and common equivalent shares outstanding	5,102,000	5,027,000	4,986,000
Net income (loss) per share:
Basic (in dollars per share)	$ 0.07	$ 0.66	$ (0.10)
Diluted (in dollars per share)	$ 0.06	$ 0.66	$ (0.10)
Office furniture & equipment | Minimum
Depreciation
Useful lives	5 years
Office furniture & equipment | Maximum
Depreciation
Useful lives	10 years
Computer hardware | Minimum
Depreciation
Useful lives	2 years
Computer hardware | Maximum
Depreciation
Useful lives	5 years
Software | Minimum
Depreciation
Useful lives	2 years
Software | Maximum
Depreciation
Useful lives	5 years