Accounts Receivable And Unbilled Revenue, Net (Details) - USD ($) $ in Thousands	Jul. 03, 2015	Jan. 02, 2015
Accounts Receivable And Unbilled Revenue, Net [Abstract]
Accounts receivable	$ 35,671	$ 28,154
Unbilled revenue	10,115	10,597
Allowance for doubtful accounts	(1,181)	(1,330)
Accounts receivable and unbilled revenue, net	$ 44,605	$ 37,421