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Note 1 - General (Detail) - Business Acquisitions - Continued Purchase Price Allocation (Fyfe Asia [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2012
Total identifiable net assets	$ 21,369
Goodwill	19,348
Change in goodwill related to acquisitions	1,744	1,800
Total identifiable net assets	19,625	19,625
Goodwill	21,092	21,092
Prepaid Expenses and Other Current Assets [Member]
Change in goodwill related to acquisitions	17
Intangibles [Member]
Change in goodwill related to acquisitions	(1,700)
Payables [Member]
Change in goodwill related to acquisitions	$ (61)

The total purchase price of the acquired entity. This includes cash paid to equity interest holders of the acquired entity, fair value of debt and equity securities issued to equity holders of the acquired entity, and transaction costs paid to third parties to consummate the acquisition.

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