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Income Taxes (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | 12 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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Mar. 31, 2010
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Mar. 31, 2012
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| Income Taxes (Textual) [Abstract] | ||||||
| Percentage of tax credits claimed reduction | 40.00% | 30.00% | ||||
| Research and development credit | $ 2,244 | |||||
| Liability unrecognized tax benefits | 0 | 0 | 824 | |||
| Liability for unrecognized tax benefits related to research and development tax credit | 84 | 84 | 81 | |||
| Additional unrecognized tax benefit | 882 | |||||
| Interest expenses for uncertain tax positions | 2 | 21 | (323) | 62 | ||
| Penalties related to uncertain tax positions | $ 0 | $ 0 | $ 0 | $ 0 | ||
| X | ||||||||||
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- Definition
The gross amount of unrecognized tax benefit pertaining to an additional uncertain tax position taken in tax returns as of the balance sheet date. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Liability for unrecognized tax benefits related to research and development tax credit. No definition available.
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| X | ||||||||||
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- Definition
Percentage of tax credits claimed reduction. No definition available.
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| X | ||||||||||
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- Definition
Tax benefit of research and development tax credit. No definition available.
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| X | ||||||||||
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- Definition
The gross amount of unrecognized tax benefit pertaining to uncertain tax position for the research and development tax credit taken in tax returns as of the balance sheet date. No definition available.
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| X | ||||||||||
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- Definition
This element represents the recognized expense for the amount of statutory penalties in the period in which the entity claims or expects to claim a tax position, in its tax return, that does not meet the minimum statutory threshold to avoid payment of penalties or, if not recognizing the expense in the period in which the tax return was initially filed, the expense is generally recognized in the period in which the enterprise's judgment about meeting the minimum statutory threshold changes. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
This element represents interest expense recognized for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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