Share-based Compensation (Details 4) (USD $) In Thousands, unless otherwise specified	3 Months Ended	114 Months Ended
Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012
Maximum
Other disclosures
Share-based compensation awards vesting period	3 years
Share-based compensation awards maximum contractual term	10 years
Restricted stock
Restricted Stock
Forfeiture rate used to calculate compensation expense (as a percent)	7.50%	7.50%
Awards
Nonvested at the beginning of the period (in shares)	74	155
Granted (in shares)	38	30
Vested (in shares)	(38)	(37)
Forfeited (in shares)	(1)
Nonvested at the end of the period (in shares)	73	148	73
Weighted Average Grant-date Fair Value
Nonvested at the beginning of the period	515	1,076
Granted	190	107
Vested	(190)	(153)
Forfeited	(12)
Nonvested at the end of the period	503	1,030	503
Other disclosures
Total unrecognized compensation cost related to non-vested share-based compensation awards granted under the Plans	981		981
Weighted average period during which the cost is expected to be recognized	1 year 8 months 12 days
Employee stock purchase plan
Employee Stock Purchase Plan
Purchase price lower of the fair market value of the common stock on the first day of the calendar quarter or the last day of the calendar quarter (as a percent)	85.00%
Percentage of the compensation authorized by the employee to be withheld	10.00%		10.00%
Company's common stock authorized for issuance under the ESPP (in shares)	1,125		1,125
Shares issued under the ESPP (in shares)	32	13	371

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The maximum contractual term for all equity-based awards, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months and thirteen days.

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No definition available.

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Represents the percentage of equity-based payment instruments, excluding stock (or unit) options that are expected to be forfeited or canceled before becoming fully vested and is used to calculate the compensation expense.

+ References

No definition available.

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Weighted average total fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

+ References

No definition available.

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The weighted average total fair value at grant date for nonvested equity-based awards issued 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).

+ References

No definition available.

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The weighted average total fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

+ References

No definition available.

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The weighted average total fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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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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Aggregate unrecognized cost of share-based awards, other than options, made to employees under an equity-based compensation plan, that have yet to vest.

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No definition available.

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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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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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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The highest percentage of annual salary that an employee is permitted to utilize with respect to the 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).

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- Definition

Purchase price of common stock expressed as a percentage of its fair market value.

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No definition available.

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Number of shares issued during the period as a result of an employee stock purchase plan.

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