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Stock Option Plan (Details 4) (Restricted stock, USD $)
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3 Months Ended | 6 Months Ended | ||
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2012
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Dec. 31, 2011
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Restricted stock
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| Stock option plan | ||||
| Unrecognized compensation | $ 12,600,000 | $ 12,600,000 | ||
| Weighted average period of total unrecognized compensation expense related to unvested stock options granted | 2 years 1 month 6 days | |||
| Fair value of share-based compensation awards vested in period | 2,900,000 | |||
| Stock based compensation expense | $ 1,900,000 | $ 1,400,000 | $ 3,700,000 | $ 2,500,000 |
| X | ||||||||||
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- Definition
Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
As of the balance sheet date, the aggregate unrecognized cost of equity-based awards made to employees under equity-based compensation awards that have yet to vest. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The total fair value of equity-based awards 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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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