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Note 7 - Acquisitions (Tables)

3 Months Ended

Jul. 31, 2014

Notes Tables

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

Assets acquired:
Inventories		$	2,208
Property and equipment			22,075
Total assets			24,283
Liabilities assumed:
Accrued expenses			34
Total liabilities			34
Net tangible assets acquired, net of cash			24,249
Goodwill and other intangible assets			6,525
Total consideration paid, net of cash acquired		$	30,774

Business Acquisition, Pro Forma Information [Table Text Block]

		Three months ended July 31,
		2014				2013
Total revenues		$	2,291,186				2,210,709
Net earnings			50,097				55,793
Earnings per common share:
Basic		$	1.30				1.45
Diluted		$	1.28				1.44

X

- Definition

Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(2)-(3)

-URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463

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X

- Definition

Tabular disclosure of the amounts recognized as of the acquisition date for each major class of assets acquired and liabilities assumed. May include but not limited to the following: (a) acquired receivables; (b) contingencies recognized at the acquisition date; and (c) the fair value of noncontrolling interests in the acquiree.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472

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