Acquisitions and Purchase Accounting - Concordia (Details) - USD ($) $ in Thousands	Sep. 08, 2014	Jan. 02, 2016	Jan. 03, 2015
Business Acquisition [Line Items]
Business Combination, Contingent Consideration		$ 7,019	$ 7,053
Concordia [Member]
Business Acquisition [Line Items]
Business Combination, Provisional Information Adjustment, Working Capital	$ 100
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
Business Acquisition, Goodwill, Expected Tax Deductible Amount	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
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	(3,138)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	(521)
Consideration paid at closing	12,781
Business Combination, Contingent Consideration	521
Net assets acquired and liabilities assumed	13,302
Business Combinations, Deferred Tax Assets, Operating Loss Carryforwards	4,100
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
Business Acquisition, Goodwill, Expected Tax Deductible Amount	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
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	(2,296)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	(4,710)
Consideration paid at closing	12,861
Business Combination, Contingent Consideration	4,710
Net assets acquired and liabilities assumed	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)
Business Acquisition, Goodwill, Expected Tax Deductible Amount	(5,720)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	(1,200)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	(842)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	4,189
Consideration paid at closing	(80)
Business Combination, Contingent Consideration	(4,189)
Net assets acquired and liabilities assumed	$ (4,269)