The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Balance Sheet Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012
Property, Plant and Equipment
Total	$ 811		$ 802
Accumulated Depreciation	(363)		(323)
Property, plant and equipment, net	448		479
Depreciation expense	40	31
Office Furniture & Fixtures
Property, Plant and Equipment
Total	102		102
Leasehold Improvements
Property, Plant and Equipment
Total	145		145
Software
Property, Plant and Equipment
Total	13		12
Production Equipment
Property, Plant and Equipment
Total	425		425
Computer Equipment
Property, Plant and Equipment
Total	$ 126		$ 118