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Reconciliation of Unrecognized Tax Benefits (Detail) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
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Mar. 31, 2013
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Mar. 31, 2012
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Mar. 31, 2011
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| Income Tax [Line Items] | |||
| Unrecognized tax benefits, beginning balance | $ 12,945 | $ 10,645 | $ 10,750 |
| Increases related to current year tax positions | 6,296 | 5,032 | 2,896 |
| Increases related to prior year tax positions | 969 | 182 | 324 |
| Increases related to prior year tax positions due to foreign currency translation | 245 | 122 | |
| Decreases related to prior year tax positions due to foreign currency translation | (28) | ||
| Decreases related to prior year tax position settled | (3,145) | ||
| Lapse of statute of limitations | (3,970) | (2,886) | (302) |
| Unrecognized tax benefits, ending balance | $ 16,485 | $ 12,945 | $ 10,645 |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Unrecognized Tax Benefits Decrease Resulting from Prior Year Tax Position Due to Foreign Currency Translation No definition available.
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| X | ||||||||||
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- Definition
Unrecognized tax benefits increase resulting from prior year tax position due to foreign currency translation No definition available.
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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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| X | ||||||||||
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- Definition
The gross amount of decreases in unrecognized tax benefits resulting from settlements with taxing authorities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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
The gross amount of increases in unrecognized tax benefits resulting from tax positions that have been or will be taken in the tax return for the current period, excluding amounts pertaining to examined tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The gross amount of increases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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