The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Note 4 - Goodwill and Other Intangible Assets (Details Textual) - USD ($)	12 Months Ended
	Jan. 02, 2016	Jan. 02, 2016	Dec. 27, 2014	Dec. 28, 2013	Sep. 28, 2015
Automotive [Member]
Goodwill, Acquired During Period		$ 1,994,000
Electronics [Member]
Goodwill, Acquired During Period			$ 1,654,000
Industrial [Member]
Goodwill, Acquired During Period			14,920,000
Goodwill, Impaired, Accumulated Impairment Loss	$ 0	$ 0	0	$ 0	$ 0
Goodwill, Acquired During Period		1,470,000	16,574,000
Amortization of Intangible Assets	$ 11,898,000	$ 11,900,000	$ 12,501,000	$ 9,279,000