Share-Based Compensation (Details) (USD $)	3 Months Ended
	Mar. 29, 2014
Equity Incentive Plan 1998 [Member]
Share Based Compensation Stock Options Activity [Line Items]
Shares, Outstanding at December 28, 2013 (in shares)	265,093
Shares, Granted (in shares)	70,000
Shares, Forfeited/cancelled (in shares)	(15,500)
Shares, Outstanding at March 29, 2014 (in shares)	319,593
Options vested and expected to vest at March 29, 2014	305,093
Shares, Options exercisable at March 29, 2014	249,593
Weighted Average Exercise Price, Outstanding at December 28, 2013 (in dollars per share)	$ 10.50
Weighted Average Exercise Price, Granted (in dollars per share)	$ 3.98
Weighted Average Exercise Price, Forfeited/cancelled (in dollars per share)	$ 10.17
Weighted Average Exercise Price, Outstanding at March 29, 2014 (in dollars per share)	$ 9.09
Weighted Average Exercise Price, Options vested and expected to vest at March 29, 2014 (in dollars per share)	$ 9.33
Weighted Average Exercise Price, Options exercisable at March 29, 2014 (in dollars per shares)	$ 10.52
Supplemental Stock Plan 2000 [Member]
Share Based Compensation Stock Options Activity [Line Items]
Shares, Outstanding at December 28, 2013 (in shares)	82,600
Shares, Forfeited/cancelled (in shares)	0
Shares, Outstanding at March 29, 2014 (in shares)	82,600
shares, Options vested and exercisable at March 29, 2014	82,600
Weighted Average Exercise Price, Outstanding at December 28, 2013 (in dollars per share)	$ 11.33
Weighted Average Exercise Price, Forfeited/cancelled (in dollars per share)	$ 0
Weighted Average Exercise Price, Outstanding at March 29, 2014 (in dollars per share)	$ 11.33
Weighted Average Exercise Price, Options vested and exercisable at March 29, 2014	$ 11.33