Acquisitions and Purchase Accounting Estimated Fair Values of Assets Acquired and Liabilities Assumed for Stewart Acquisition (Details) (USD $)			0 Months Ended
	Mar. 29, 2014	Dec. 28, 2013	Sep. 05, 2012 Stewart [Member]	Sep. 05, 2012 Stewart [Member] as initially reported	Sep. 05, 2012 Stewart [Member] Scenario, Adjustment [Member]
Business Acquisition [Line Items]
Cash			$ 244,000	$ 0	$ 244,000
Current assets			9,917,000	11,839,000	(1,922,000)
Property, plant and equipment			1,236,000	653,000	583,000
Business Combination, Provisional Information Adjustment, Working Capital			1,300,000
Goodwill			15,746,000	17,886,000	(2,140,000)
Other intangibles			10,880,000	6,850,000	4,030,000
Current liabilities			(6,739,000)	(5,228,000)	(1,511,000)
Other non-current liabilities			(4,587,000)	(4,000,000)	(587,000)
Consideration paid at closing			26,697,000	28,000,000	(1,303,000)
Business Combination, Contingent Consideration	9,893,000	8,628,000	4,587,000	4,000,000	587,000
Net assets acquired and liabilities assumed			$ 31,284,000	$ 32,000,000	$ (716,000)