Segment Information - Schedule of Long-Lived Assets (Detail) (USD $)	Mar. 31, 2014	Mar. 31, 2013
Schedule of Segment Reporting Information of Long Lived Assets Net by Segment [Line Items]
Long-lived assets	$ 29,240,382	$ 29,555,218
Hong Kong [Member]
Schedule of Segment Reporting Information of Long Lived Assets Net by Segment [Line Items]
Long-lived assets	91,792	150,734
Mainland China [Member]
Schedule of Segment Reporting Information of Long Lived Assets Net by Segment [Line Items]
Long-lived assets	$ 29,148,590	$ 29,404,484

Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 280

-SubTopic 10

-Section 50

-Paragraph 41

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9038-108599

Name:	us-gaap_NoncurrentAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant