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Concentrations of Credit Risk (Details)	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Revenues [Member] | Customer Concentration Risk [Member] | Federal Government Agency [Member]
Concentration Risk [Line Items]
Concentration risk	8.00%	22.00%

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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