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Inventories

12 Months Ended

Dec. 31, 2014

The components of inventories and the related changes in the allowance for excess and obsolete inventories are as follows:



	December 31,
	2014			2013
	(in thousands)
Raw materials	$	34,153		$	28,592
Work in process	2,262			2,286
Finished goods	1,917			1,841
	38,332			32,719
Less: Allowance for excess and obsolete inventories	(714		)	(579		)
Total, net	$	37,618		$	32,140



	Years Ending December 31,
	2014		2013			2012
Allowance for excess and obsolete inventories:	(in thousands)
Balance, beginning of period	$	579	$	363		$	300
Provisions for excess and obsolete inventories	135		243			63
Inventories written off	—		(27		)	—
Balance, end of period	$	714	$	579		$	363

- Definition

The entire disclosure for inventory. This may include, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the major classes of inventory, and the nature of the cost elements included in inventory. If inventory is stated above cost, accrued net losses on firm purchase commitments for inventory and losses resulting from valuing inventory at the lower-of-cost-or-market may also be included. For LIFO inventory, may disclose the amount and basis for determining the excess of replacement or current cost over stated LIFO value and the effects of a LIFO quantities liquidation that impacts net income.

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