Acquisitions and Purchase Accounting Estimated Fair Values of Assets Acquired and Liabilities Assumed for Desmon Acquisition (Details) - USD ($) $ in Thousands	Jul. 04, 2015	Jan. 07, 2015	Jan. 03, 2015
Business Acquisition [Line Items]
Goodwill	$ 833,382		$ 808,491
Business Combination, Contingent Consideration	$ 7,234		$ 7,053
Desmon [Member]
Business Acquisition [Line Items]
Cash		$ 441
Current deferred tax asset		535
Current assets		8,221
Property, plant and equipment		7,989
Goodwill		7,731
Other intangibles		3,129
Current liabilities		(8,668)
Long-term deferred tax liability		(2,389)
Other non-current liabilities		(2,601)
Consideration paid at closing		14,388
Business Combination, Contingent Consideration		2,554
Net assets acquired and liabilities assumed		16,942
as initially reported | Desmon [Member]
Business Acquisition [Line Items]
Cash		441
Current deferred tax asset		535
Current assets		8,639
Property, plant and equipment		7,989
Goodwill		7,175
Other intangibles		3,129
Current liabilities		(8,668)
Long-term deferred tax liability		(2,389)
Other non-current liabilities		(2,463)
Business Combination, Contingent Consideration		2,416
Net assets acquired and liabilities assumed		16,804
Scenario, Adjustment [Member] | Desmon [Member]
Business Acquisition [Line Items]
Cash		0
Current deferred tax asset		0
Current assets		(418)
Property, plant and equipment		0
Goodwill		556
Other intangibles		0
Current liabilities		0
Long-term deferred tax liability		0
Other non-current liabilities		(138)
Business Combination, Contingent Consideration		138
Net assets acquired and liabilities assumed		$ 138