Stock-Based Compensation (Detail Textuals) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended
Sep. 30, 2013
2006 Plan And Predecessor Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized for grants	12,450,000
Cumulative grants of equity instruments	13,129,660
Number of equity instruments forfeited	4,033,221
Restricted Shares And Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost	$ 30.3
Weighted-average period to recognize unrecognized compensation cost (in years)	3 years 6 months
PRSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Period to establish average share price for performance measurement	90 days
PRSUs \| September 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
PRSUs granted	202,170
RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Description of issuance of awards condition	If NATP for the year ending June 30, 2014 exceeds the specified NATP and the average share price of the Company's stock for the 90 day period ending September 13, 2014 exceeds the average share price of the Company's stock for the 90 day period ending September 13, 2013 by 100 percent or more then an additional 202,170 RSUs could be earned by participants.
Number of additional awards to be issued pursuant to condition	202,170
Description of vesting of awards	In addition to the performance and market conditions, there is a service vesting condition which stipulates that 50 percent of the earned award will vest on September 1, 2016 and 50 percent of the earned award will vest on September 1, 2017
RSUs \| September 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage of awards	50.00%
RSUs \| September 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage of awards	50.00%

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Represents the condition about issuance of awards.

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Represents the number of additional awards to be issued pursuant to the condition.

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- Definition

Share-based compensation arrangement by share-based payment award, options, cumulative grants.

+ References

No definition available.

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- Definition

Unrecognized cost of unvested share-based compensation awards.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

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Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Description of award terms as to how many shares or portion of an award are no longer contingent on satisfaction of either a service condition, market condition or a performance condition, thereby giving the employee the legal right to convert the award to shares, to sell the shares, and be entitled to the cash proceeds of such sale. For example, vesting may be expressed as being 25 percent of the shares under option on each anniversary of the grant date.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

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Percentage of vesting of share-based compensation awards.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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- Definition

The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

+ References

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-Publisher FASB

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-Topic 718

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-Subparagraph (a)(3)

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

+ References

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-Publisher FASB

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