Discontinued Operations (Details Textual) (USD $)	9 Months Ended
	Oct. 04, 2014	Jul. 12, 2014	Dec. 28, 2013	Oct. 05, 2013
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets	$ 130,783,000	$ 12,900,000	$ 141,974,000	$ 138,697,000
Discontinued Operation, Tax (Expense) Benefit from Provision for (Gain) Loss on Disposal	4,600,000
Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax	2,600,000
Information Security Business and Print Finishing Business [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, before Income Tax	$ 9,400,000