Stock Incentive Plan and Employee Stock Purchase Plan - Outstanding Stock Incentive Plans (Details)	12 Months Ended
Jun. 30, 2017 item
Stock Incentive Plan
Number of stock incentive plans	3
2007 Amended and Restated Plan \| Stock options
Stock Incentive Plan
Contractual term	10 years
Percentage of the award vesting at first anniversary	25.00%
Vesting period for first 25% vesting rights	1 year
Remainder vesting period	36 months
2007 Amended and Restated Plan \| Stock options \| Minimum
Stock Incentive Plan
Exercise price of stock options as a percentage of fair market value on the grant date	100.00%
2007 Amended and Restated Plan \| Restricted Stock Units
Stock Incentive Plan
Percentage of the award vesting at first anniversary	50.00%
Percentage of the award vesting at second anniversary	50.00%
2007 Amended and Restated Plan \| Time-based RSUs
Stock Incentive Plan
Annual vesting percentage	25.00%

Represents the annual vesting percentage of awards granted by the entity.

No definition available.

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- Definition

Represents the exercise price of stock options as a percentage based on the fair value of a single share of common stock on the date of grant.

+ References

No definition available.

+ Details

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- Definition

Represents the number of share-based compensation plans.

+ References

No definition available.

+ Details

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- Definition

Represents the percentage of the award vesting at the first anniversary year of the date of grant.

+ References

No definition available.

+ Details

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- Definition

Represents the percentage of the award vesting at the second anniversary year of the date of grant.

+ References

No definition available.

+ Details

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- Definition

Represents the period over which the first twenty-five percentage of share-based compensation awards will vest.

+ References

No definition available.

+ Details

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- Definition

Represents the period in which the remainder of the share-based compensation awards will vest.

+ References

No definition available.

+ Details

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- Definition

Maximum term of the deferred compensation arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 710
-SubTopic 10
-Section 55
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=6409961&loc=d3e20487-108367

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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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.

+ Details

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