Acquisitions and Purchase Accounting Estimated Fair Values of Assets Acquired and Liabilities Assumed for Market Forge Acquisition (Details) - USD ($) $ in Thousands	Oct. 03, 2015	Jan. 03, 2015	Jan. 07, 2014
Business Acquisition [Line Items]
Goodwill	$ 977,247	$ 808,491
Business Combination, Contingent Consideration	$ 11,706	$ 7,053
Market Forge [Member]
Business Acquisition [Line Items]
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
Current liabilities			(4,928)
Consideration paid at closing			7,240
Business Acquisition, Deferred Payments			3,000
Business Combination, Contingent Consideration			1,500
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net			11,740
Market Forge [Member] | Scenario, Previously Reported [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
Current liabilities			(4,374)
Consideration paid at closing			7,240
Business Acquisition, Deferred Payments			3,000
Business Combination, Contingent Consideration			1,374
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net			11,614
Market Forge [Member] | Scenario, Adjustment [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
Current liabilities			(554)
Consideration paid at closing			0
Business Acquisition, Deferred Payments			0
Business Combination, Contingent Consideration			126
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net			$ 126