Note 3 - Acquisitions (Detail) - Purchase Price Allocation (Eagle Well Services, Inc [Member], USD $) In Thousands, unless otherwise specified	Jun. 30, 2012
Eagle Well Services, Inc [Member]
Property and equipment	$ 23,842
Intangible assets	14,300
Accrued expenses	(137)
Total net identifiable assets	38,005
Goodwill	10,126
Net assets acquired	$ 48,131

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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The amount of acquisition cost of a business combination allocated to accrued expenses of the acquired entity.

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Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

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The amount of acquisition cost of a business combination allocated to property, plant and equipment to be used in ongoing operations.

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The net amount recognized as of the acquisition date for the aggregate identifiable assets acquired in excess of or less than the aggregate liabilities assumed.

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