Supplemental Cash Flow Information (Tables)

9 Months Ended

Sep. 29, 2017

Supplemental Cash Flow Elements [Abstract]

Schedule of Cash Flow, Supplemental Disclosures

	Nine Months Ended
(in thousands)	September 29, 2017		September 30, 2016
Noncash investing and financing activities:
Property, plant and equipment purchases included in accounts payable	$	6,406	$	5,062
Purchase of technology included in accrued expenses	—		1,000
Divestiture of noncash assets	—		54,591
Divestiture of liabilities	—		2,119