Stock-Based Compensation (Details 2) (USD $)	12 Months Ended
Jun. 30, 2013	Jun. 30, 2012
Stock options information
Range of exercise price lower limit	$ 4.60
Range of exercise price upper limit	$ 12.20
Stock options outstanding, option outstanding	392,000	491,040
Stock options outstanding weighted average exercise price	$ 9.38
Stock options outstanding weighted average remaining contractual life	5 years 6 months	5 years 6 months
Stock options exercisable option outstanding	167,800
Stock options exercisable weighted average exercise price	$ 8.29
Stock options exercisable weighted average remaining contractual life	1 year 6 months
Range One [Member]
Stock options information
Range of exercise price lower limit	$ 4.60
Range of exercise price upper limit	$ 5.49
Stock options outstanding, option outstanding	65,700
Stock options outstanding weighted average exercise price	$ 4.83
Stock options outstanding weighted average remaining contractual life	1 year 6 months
Stock options exercisable option outstanding	65,700
Stock options exercisable weighted average exercise price	$ 4.83
Stock options exercisable weighted average remaining contractual life	1 year 6 months
Range Two [Member]
Stock options information
Range of exercise price lower limit	$ 8.93
Range of exercise price upper limit	$ 12.20
Stock options outstanding, option outstanding	326,300
Stock options outstanding weighted average exercise price	$ 10.29
Stock options outstanding weighted average remaining contractual life	6 years 2 months
Stock options exercisable option outstanding	102,100
Stock options exercisable weighted average exercise price	$ 10.52
Stock options exercisable weighted average remaining contractual life	1 year 6 months

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

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- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

+ References

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

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-Name Accounting Standards Codification

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- Definition

Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

+ References

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

-Publisher FASB

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices.

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The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

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