Note 2 - Inventories

9 Months Ended

Sep. 30, 2011

Inventory Disclosure [Text Block]

2.   Inventories

Inventories consisted of the following on the dates indicated (in thousands):

	September 30,			December 31,
	2011			2010
	(unaudited)
Finished goods	$	16,687		$	19,096
Component parts		8,101			9,999
Allowance for inventory obsolescence		(1,918	)		(2,007	)
Total inventory	$	22,870		$	27,088

Inventory is determined using the first-in, first-out method and is recorded at the lower of cost or market value.  The inventory balance is comprised of purchased raw materials or finished goods at their respective purchase costs; labor, assembly and other capitalizable overhead costs, which are then applied to each unit completed; retained costs representing the excess of manufacturing and other overhead costs that are not yet applied to finished goods; and an estimated allowance for obsolete inventory. At September 30, 2011 and December 31, 2010, inventories included $1,157,000 and $797,000 of consigned inventory, respectively.