FAIR VALUE MEASUREMENTS (Details Textual) (USD $)	Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2012
Impaired Financing Receivable, With Related Allowance, Recorded Investment	$ 4,124,703	$ 4,272,836	$ 11,394,904

Amount of investment in impaired financing receivables for which there is a related allowance for credit losses.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 14A

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953550-111524

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