Acquisitions and Purchase Accounting Acquisitions and Purchase Accounting - Aga (Details) - USD ($) $ in Thousands		12 Months Ended
	Sep. 23, 2015	Dec. 31, 2016	Jan. 02, 2016	Jan. 03, 2015
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired		$ 210,921	$ 348,625	$ 219,915
Goodwill		1,092,722	983,339	808,491
Deferred Tax Assets, Operating Loss Carryforwards, Foreign		16,717	17,549
Federal net operating loss carryforwards		16,951	13,416
Aga [Member]
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired	$ 184,700
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	16,329
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	136,023
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	77,732
Goodwill	215,694
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	122,980
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets Noncurrent	14,745
Other assets	2,551
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt	(30,682)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	(164,208)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt	(227)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	(189,890)
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	201,047
BusinessCombinationsAdditionalAssetsPurchased	4,300
Business Combination, Deferred Tax Asset, Pension Liability	35,700
Federal net operating loss carryforwards	2,400
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities, Net	3,500
Scenario, Adjustment [Member] | Aga [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	1,013
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	(27,193)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	16,309
Goodwill	71,049
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	(67,020)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets Noncurrent	9,439
Other assets	978
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt	21
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	(16,929)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt	(89)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	12,422
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	0
Scenario, Previously Reported [Member] | Aga [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	15,316
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	163,216
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	61,423
Goodwill	144,645
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	190,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets Noncurrent	5,306
Other assets	1,573
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt	(30,703)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	(147,279)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt	(138)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	(202,312)
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	201,047
Book And Tax Basis Difference [Member] | Tangible Assets And Liability Accounts [Member] | Aga [Member]
Business Acquisition [Line Items]
Long-term deferred tax liability	(14,700)
Book And Tax Basis Difference [Member] | Intangible Assets [Member] | Aga [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities, Net	$ 26,900
Residential Kitchen [Member]
Business Acquisition [Line Items]
Goodwill		$ 415,952	$ 376,120	$ 223,089
Customer Lists [Member] | Residential Kitchen [Member] | Aga [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	7 years
Trade Names [Member] | Residential Kitchen [Member] | Aga [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 89,900
Customer Relationships [Member] | Residential Kitchen [Member] | Aga [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	32,200
Backlog [Member] | Residential Kitchen [Member] | Aga [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 800
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	3 months