Inventories (Tables)

12 Months Ended

Dec. 29, 2019

Inventory Disclosure [Abstract]

Inventories

The amounts of inventory on hand were as follows as of the dates indicated:

(In thousands)	December 29, 2019			December 30, 2018
Raw materials	$	179,155		$	189,145
Finished goods	70,211			69,026
Provision for obsolete or aged inventory	(7,136		)	(7,764		)
Inventories, net	$	242,230		$	250,407

Schedule of inventory provision

The rollforward of our inventory provision is as follows for the periods indicated:

	Year Ended
(In thousands)	December 29, 2019			December 30, 2018			December 31, 2017
Balance at beginning of period	$	7,764		$	7,769		$	5,747
Additions charged to expense	4,159			3,146			3,283
Deductions	(4,787		)	(3,151		)	(1,261		)
Balance at end of period	$	7,136		$	7,764		$	7,769