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Obligations (Narrative) (Details) (USD $)
1 Months Ended 1 Months Ended 1 Months Ended 6 Months Ended
Jun. 29, 2014
Dec. 29, 2013
May 31, 2014
Capital Lease Obligation, Leased May 2014 [Member]
Software [Member]
Jun. 29, 2014
Capital Lease Obligation, Leased May 2014 [Member]
Software [Member]
May 31, 2014
Capital Lease Obligation, Leased May 2014 [Member]
Software Tools [Member]
Dec. 29, 2013
Capital Lease Obligation, Leased December 2013 [Member]
Software [Member]
Jun. 29, 2014
Capital Lease Obligation, Leased December 2013 [Member]
Software [Member]
Jun. 29, 2014
Capital Lease Obligation, Leased February 2012 [Member]
Software [Member]
Feb. 29, 2012
Capital Lease Obligation, Leased February 2012 [Member]
Software Tools [Member]
Feb. 29, 2012
Payment One [Member]
Software Tools [Member]
Feb. 29, 2012
Payment Two [Member]
Software Tools [Member]
Jan. 31, 2012
Capital Lease Obligation, Leased January 2012 [Member]
Software Tools [Member]
Jun. 29, 2014
Capital Lease Obligation, Leased January 2012 [Member]
Software Tools [Member]
Jun. 29, 2014
Revolving Credit Facility [Member]
Silicon Valley Bank [Member]
Debt and Capital Lease Obligations [Line Items]                            
Maximum borrowing capacity                           $ 6,000,000
Line of credit outstanding                           1,000,000
Interest rate                           3.73%
Minimum net worth required for compliance with covenants                           15,000,000
Minimum adjusted quick ratio required for compliance with covenants                           2
Minimum cash balance required for compliance with covenants                           8,000,000
Capital lease, term         3 years 2 years     3 years     3 years    
Capital lease, implied interest rate     4.80%     4.34%     4.30%     4.24%    
Capital lease, periodic payment     84,000     34,000       9,000 18,000 82,500    
Capital lease obligations 435,000 310,000 252,000 157,000   273,000 197,000 0 27,000     495,000    
Current portion of capital lease obligations $ 288,000 $ 177,000   $ 77,000     $ 130,000           $ 81,000