Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Jul. 02, 2016	Jan. 02, 2016
Assets:
Property, plant and equipment, accumulated depreciation	$ 756,440	$ 652,875
Intangible assets, accumulated amortization	$ 267,226	$ 252,719
Stockholders’ equity:
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	250,000,000	250,000,000
Common stock, shares issued	167,617,151	167,070,983
Treasury stock, shares	3,026,816	2,335,607