Inventories, Net and Significant Supplier (Tables)

9 Months Ended

Sep. 30, 2016

Inventories, net were as follows:



(In thousands)	September 30, 2016			December 31, 2015
Raw materials	$	36,289		$	29,290
Components	18,362			12,228
Work in process	5,144			5,671
Finished goods	67,954			78,222
Reserve for excess and obsolete inventory	(3,658		)	(3,045		)
Inventories, net	$	124,091		$	122,366

Changes in the reserve for excess and obsolete inventory were as follows:



(In thousands)	Nine Months Ended September 30,
(In thousands)	2016			2015
Balance at beginning of period	$	3,045		$	2,539
Additions charged to costs and expenses ⁽¹⁾	2,120			2,012
Sell through ⁽²⁾	(781		)	(774		)
Write-offs/Foreign exchange effects	(726		)	(1,201		)
Balance at end of period	$	3,658		$	2,576


⁽¹⁾	The additions charged to costs and expenses do not include inventory directly written-off that was scrapped during production totaling $0.3 million and $0.2 million for the nine months ended September 30, 2016 and 2015, respectively. These amounts are production waste and are not included in management's reserve for excess and obsolete inventory.


⁽²⁾	These amounts represent the reduction in reserves associated with inventory items that were sold during the period.

Inventory purchases from this supplier were as follows:



	Three Months Ended September 30,
	2016				2015
	$ (thousands)		% of Total Inventory Purchases		$ (thousands)		% of Total Inventory Purchases
Related party supplier	$	1,382	1.5	%	$	2,115	2.3	%



	Nine Months Ended September 30,
	2016				2015
	$ (thousands)		% of Total Inventory Purchases		$ (thousands)		% of Total Inventory Purchases
Related party supplier	$	4,971	1.8	%	$	6,566	2.6	%

Total accounts payable to this supplier were as follows: