Acquisitions and Purchase Accounting - Market Forge Acquisition (Details) - USD ($) $ in Thousands		12 Months Ended
	Jan. 07, 2014	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired		$ 348,625	$ 219,915	$ 466,550
Goodwill		983,339	808,491	$ 687,955
Business Combination, Contingent Consideration		$ 7,019	$ 7,053
Market Forge [Member]
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired	$ 7,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	1,951
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	120
Goodwill	5,906
Other intangibles	4,191
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	(4,928)
Consideration paid at closing	7,240
Deferred payments	3,000
Business Combination, Contingent Consideration	1,500
Net assets acquired and liabilities assumed	11,740
Scenario, Previously Reported [Member] | Market Forge [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	2,051
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	120
Goodwill	5,252
Other intangibles	4,191
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	(4,374)
Consideration paid at closing	7,240
Deferred payments	3,000
Business Combination, Contingent Consideration	1,374
Net assets acquired and liabilities assumed	11,614
Scenario, Adjustment [Member] | Market Forge [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	(100)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	0
Goodwill	654
Other intangibles	0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	(554)
Consideration paid at closing	0
Deferred payments	0
Business Combination, Contingent Consideration	126
Net assets acquired and liabilities assumed	$ 126