Inventories (Tables)

9 Months Ended

Sep. 30, 2012

Inventory Disclosure [Abstract]

Schedule of inventory, net of reserves

Inventories, net of reserves, as of September 30, 2012 and December 31, 2011 consisted of the following:

	September 30, 2012		December 31, 2011
Current:
Raw materials	$	867	$	1,091
Finished goods	11,125		11,474
	$	11,992	$	12,565
Long-term:
Raw materials	$	650	$	444
Finished goods	1,782		1,461
	$	2,432	$	1,905

Schedule of losses incurred on valuation of inventory at lower of cost or market value and write-off of obsolete inventory during

The following table summarizes the losses incurred on valuation of inventory at lower of cost or market value and write-off of obsolete inventory during the three and nine months ended September 30, 2012 and 2011, respectively.

	Three months ended September 30,				Nine months ended September 30,
	2012		2011		2012		2011
Losses incurred on valuation of inventory and write-off of obsolete inventory	$	—	$	—	$	278	$	—