Note 5 - Property and Equipment (Detail) - Property and equipment (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Property, plant and equipment, gross	$ 8,347	$ 9,447
Less: accumulated depreciation and amortization	6,185	6,912
Property and equipment, net	2,162	2,535
Equipment and Furniture [Member]
Property, plant and equipment, gross	2,465	2,767
Computers and Systems [Member]
Property, plant and equipment, gross	4,995	5,641
Leasehold Improvements [Member]
Property, plant and equipment, gross	$ 887	$ 1,039

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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