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Note 20 - Commitments and Contingencies (Detail) - Schedule of future minimum rental payments for operating leases (USD $) | Dec. 31, 2012
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2013 | $ 266,700

X
- Definition Amount of required minimum rental payments maturing in the remainder of the fiscal year following the latest fiscal year ended for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. + References No definition available. + Details
Name: | us-gaap_OperatingLeasesFutureMinimumPaymentsRemainderOfFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant