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Note 10 - Share-Based Compensation (Detail) - Total share-based compensation cost reported in the consolidated statements of operations was as folllows: (USD $) In Thousands, unless otherwise specified	3 Months Ended	15 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Share-Based Compensation	$ 133	$ 176
Cost of Products and Services [Member]
Share-Based Compensation	90	100
Selling, General and Administrative Expenses [Member]
Share-Based Compensation	$ 43	$ 76

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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