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Inventories

6 Months Ended

Jun. 30, 2013

INVENTORIES

Inventories are stated at the lower of cost or market, with cost determined by standard cost methods, which approximate the first-in, first-out method. Inventory costs include material, labor and manufacturing overhead. Service inventories that exceed the estimated requirements for the next 12 months based on recent usage levels are reported as a long-term asset. Management has established inventory reserves based on estimates of excess and/or obsolete current and non-current inventory.

Inventories consisted of the following (in thousands):



	June 30, 2013		December 31, 2012
Raw materials and assembled parts	$	67,063	$	67,985
Service inventories, estimated current requirements	15,481		15,898
Work-in-process	75,049		81,104
Finished goods	29,439		27,553
Total current inventories	$	187,032	$	192,540
Non-current inventories	$	63,185	$	65,116

- 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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