Warranty Costs (Tables)

6 Months Ended

Jul. 01, 2017

Notes To Financial Statements [Abstract]

Product Warranty Table Disclosure

A rollforward of the warranty reserve is as follows:

	Six Months Ended
	Jul 1, 2017
	(in thousands)
Balance as of December 31, 2016	$	40,851
Warranty reserve related to acquisitions	6,288
Warranty expense	27,611
Warranty claims	(25,785		)
Balance as of July 1, 2017	$	48,965