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Income Taxes - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | ||
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Jun. 30, 2013
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Jun. 30, 2012
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Mar. 31, 2013
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| Income Taxes [Line Items] | |||
| Uncertain tax positions | $ 0 | ||
| Unrecognized tax benefits | 0 | 0 | |
| Interest and penalties on income taxes | $ 0 | $ 0 | |
| Ownership change description | In general, an "ownership change" as defined by Section 382 of the Code, results from a transaction of series of transactions over a three-year period resulting in an ownership change of more than 50 percentage points of the outstanding stock by a company by certain stockholders or public groups. | ||
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Minimum
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| Income Taxes [Line Items] | |||
| Percentage of tax benefit likely to being realized upon settlement | 50.00% | ||
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Ownership Change Description No definition available.
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| X | ||||||||||
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- Definition
Percentage of Tax Benefit Likely To Be Realized Upon Settlement No definition available.
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| X | ||||||||||
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- Definition
The sum of the amounts of estimated penalties and interest recognized in the period arising from income tax examinations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The current portion of the amount recognized for uncertain tax positions as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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