Discontinued Operations (Narrative) (Details) (USD $)	3 Months Ended		12 Months Ended			0 Months Ended	12 Months Ended					1 Months Ended	12 Months Ended
	Sep. 23, 2012	Jun. 24, 2012	Dec. 30, 2012	Dec. 25, 2011	Dec. 26, 2010	Oct. 01, 2012 Banking Security Systems Integration Business Unit [Member]	Dec. 30, 2012 Banking Security Systems Integration Business Unit [Member]	Dec. 25, 2011 Banking Security Systems Integration Business Unit [Member] acquisition	Dec. 26, 2010 Banking Security Systems Integration Business Unit [Member]	Oct. 01, 2012 Banking Security Systems Integration Business Unit [Member] Maximum [Member]	Oct. 01, 2012 Banking Security Systems Integration Business Unit [Member] Minimum [Member]	Dec. 31, 2012 Checkview Business [Member]	Dec. 30, 2012 Checkview Business [Member]	Dec. 25, 2011 Checkview Business [Member]	Dec. 26, 2010 Checkview Business [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sale of business unit, sale price						$ 3,500,000
Net cash proceeds from sale of business unit			1,180,000	0	0	1,200,000
Proceeds from sale of business unit, promissory note						1,400,000
Promissory note variable interest rate basis						30 day LIBOR
Promissory note variable rate basis spread						5.50%
Maximum contingent consideration payment										900,000
Basis amount of revenues for contingent payment											10,000,000
Percentage of revenues to be paid as contingent consideration						10.00%
Discontinued operations				(3,782,000)				3,800,000
Number of Businesses Acquired								3
Goodwill, Impairment Loss		400,000	102,715,000	0	0			3,400,000				3,300,000
Asset impairment	800,000	700,000	0	592,000	0		1,442,000	2,781,000	0				329,000	0	0
Loss on disposal							(15,000)	0	0
Long Lived Assets Held-for-sale, Impairment Charge													300,000
Reporting Unit, Amount of Carrying Amount In Excess Of Fair Value													$ 800,000