3. Critical Accounting Policies and Estimates (Details - Deferred revenue) - USD ($)	Feb. 28, 2019	May 31, 2018
Accounting Policies [Abstract]
Deferred subscriptions	$ 610,493	$ 587,194
Unearned IR revenues	269,536	315,238
Total	880,029	902,432
Current	(746,811)	(787,557)
Noncurrent	$ 133,218	$ 114,875

Deferred subscription revenue

No definition available.

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- Definition

Unearned IR revenue

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- References

No definition available.

+ Details

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Balance Type:	na
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- Definition

Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(5))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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- Definition

Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as current.

+ References

+ Details

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- Definition

Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as noncurrent.

+ References

+ Details

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