Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 280

-SubTopic 10

-Section 50

-Paragraph 41

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9038-108599

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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

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Segment Information (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Apr. 30, 2014	Jan. 31, 2014	Oct. 31, 2013	Jul. 31, 2013	Apr. 30, 2013	Jan. 31, 2013	Oct. 31, 2012	Jul. 31, 2012	Apr. 30, 2014 segment	Apr. 30, 2013	Apr. 30, 2012
Revenues from External Customers and Long-Lived Assets [Line Items]
Number of reportable segments									2
Revenues	$ 7,370	$ 7,888	$ 7,736	$ 7,964	$ 9,770	$ 10,440	$ 10,345	$ 9,638	$ 30,958	$ 40,193	$ 43,469
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	3,600				6,800				16,400	27,200
Long-Lived Assets	18,800				21,500				18,800	21,500
All Other Countries [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	3,800				3,000				14,600	13,000
Long-Lived Assets	$ 0				$ 1				$ 0	$ 1