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Acquisitions (Allocation Of Purchase Price) (Details) (USD $) In Thousands, unless otherwise specified	Apr. 30, 2013
Acquisitions [Abstract]
Inventories	$ 2,498
Property and equipment	16,934
Total assets	19,432
Accrued expenses	310
Total liabilities	310
Net tangible assets acquired	19,122
Goodwill	10,405
Total consideration paid	$ 29,527

X

- Definition

Business Acquisition, Purchase Price Allocation, Goodwill And Other Intangible Assets

+ References

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- Definition

The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 51

-Subparagraph d

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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- Definition

The amount of acquisition cost of a business combination allocated to assets acquired.

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-Name Statement of Financial Accounting Standard (FAS)

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The amount of acquisition cost of a business combination allocated to inventory, including finished goods, work-in-process, and raw materials.

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-Name Statement of Financial Accounting Standard (FAS)

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-Paragraph 51

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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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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The amount of acquisition cost of a business combination allocated to liabilities assumed.

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-Publisher FASB

-Name Emerging Issues Task Force (EITF)

-Number 98-1

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The amount of acquisition cost of a business combination allocated to net tangible assets.

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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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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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