Estimated Fair Values of Assets Acquired and Liabilities Assumed for Wunder Bar Acquisition (Details) - USD ($) $ in Thousands	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013	Dec. 17, 2013
Business Acquisition [Line Items]
Goodwill	$ 983,339	$ 808,491	$ 687,955
Wunder-Bar [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents				$ 857
Current deferred tax asset				238
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets				13,783
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment				1,423
Goodwill				41,805
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill				33,060
Other assets				290
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities				(4,148)
Long-term deferred tax liability				(12,091)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other				(366)
Consideration paid at closing				74,851
Business Combination, Separately Recognized Transactions, Additional Disclosures, Acquisition Costs				848
Deferred payments				586
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net				76,285
Scenario, Previously Reported [Member] | Wunder-Bar [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents				857
Current deferred tax asset				50
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets				13,127
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment				1,735
Goodwill				45,056
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill				30,000
Other assets				0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities				(5,013)
Long-term deferred tax liability				(10,811)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other				(1)
Consideration paid at closing				75,000
Business Combination, Separately Recognized Transactions, Additional Disclosures, Acquisition Costs				0
Deferred payments				0
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net				75,000
Scenario, Adjustment [Member] | Wunder-Bar [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents				0
Current deferred tax asset				188
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets				656
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment				(312)
Goodwill				(3,251)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill				3,060
Other assets				290
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities				865
Long-term deferred tax liability				(1,280)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other				(365)
Consideration paid at closing				(149)
Business Combination, Separately Recognized Transactions, Additional Disclosures, Acquisition Costs				848
Deferred payments				586
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net				$ 1,285