Income Taxes - Schedule of Reconciliation of Movements of Unrecognized Tax Benefits Exclusive of Related Interest and Penalties (Detail) - USD ($)	12 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Income Tax Disclosure [Abstract]
Balance at beginning of fiscal year	$ 8,589,164	$ 8,870,677
Additions based on tax positions related to the current year	630,012	422,094
Reduction for tax positions related to prior year	(217,785)	(700,780)
Exchange realignment	7,256
Exchange realignment		(2,827)
Balance at end of fiscal year	$ 9,008,647	$ 8,589,164

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- Definition

Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15A

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=SL6600010-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Unrecognized Tax Benefit

-URI http://asc.fasb.org/extlink&oid=6527854

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Amount of decrease in unrecognized tax benefits resulting from foreign currency translation.

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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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Amount of increase in unrecognized tax benefits resulting from foreign currency translation.

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