Obligations (Narrative) (Details) (USD $)			1 Months Ended		1 Months Ended					1 Months Ended				6 Months Ended
	Jul. 01, 2012	Jan. 01, 2012	Feb. 29, 2012 Capital Lease Obligation, Leased February 2012 [Member] Software Tools [Member] payment	Jul. 01, 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]	Jul. 01, 2012 Capital Lease Obligation, Leased January 2012 [Member] Software Tools [Member]	Jul. 01, 2012 Capital Lease Obligation, Leased January 2012 [Member] Software Tools [Member] Assets Held under Capital Leases [Member]	Dec. 31, 2011 Capital Lease Obligation, Leased December 2011 [Member] Software [Member]	Jul. 01, 2012 Capital Lease Obligation, Leased December 2011 [Member] Software [Member]	Dec. 31, 2011 Capital Lease Obligation, Leased December 2011 [Member] Software [Member] Assets Held under Capital Leases [Member]	Dec. 31, 2011 Capital Lease Obligation, Leased December 2011 [Member] Software [Member] Prepaid Maintenance [Member]	Jul. 01, 2012 Revolving Credit Facility [Member] Silicon Valley Bank [Member]
Debt and Capital Lease Obligations [Line Items]
Maximum borrowing capacity														$ 6,000,000
Spread on variable rate														0.50%
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				3 years			2 years
Capital lease, implied interest rate			4.30%				4.24%			4.24%
Number of payments required under capital lease			2
Capital lease, periodic payment					9,000	18,000	138,000			38,000
Capital Leased Assets, Gross												261,000	26,000
Capital Lease Obligations	756,000	287,000	27,000				825,000			287,000	217,000
Current portion of capital lease obligations				$ 18,000				$ 521,000	$ 126,000		$ 143,000