Acquisitions and Purchase Accounting Estimated Fair Values of Assets Acquired and Liabilities Assumed for Concordia Acquisition (Details) - USD ($) $ in Thousands	Oct. 03, 2015	Jan. 03, 2015	Sep. 08, 2014
Business Acquisition [Line Items]
Business Combination, Contingent Consideration	$ 11,706	$ 7,053
Concordia [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents			$ 345
Current deferred tax asset			726
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets			3,270
Goodwill			5,535
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill			3,300
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets Noncurrent			3,264
Current liabilities			(3,138)
Other non-current liabilities			(521)
Consideration paid at closing			12,781
Business Combination, Contingent Consideration			521
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net			13,302
Scenario, Previously Reported [Member] | Concordia [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents			345
Current deferred tax asset			0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets			3,767
Goodwill			11,255
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill			4,500
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets Noncurrent			0
Current liabilities			(2,296)
Other non-current liabilities			(4,710)
Consideration paid at closing			12,861
Business Combination, Contingent Consideration			4,710
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net			17,571
Scenario, Adjustment [Member] | Concordia [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents			0
Current deferred tax asset			726
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets			(497)
Goodwill			(5,720)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill			(1,200)
Current liabilities			(842)
Other non-current liabilities			4,189
Consideration paid at closing			(80)
Business Combination, Contingent Consideration			(4,189)
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net			$ (4,269)