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Note 10 - Goodwill (Detail) - Summary of goodwill acquired (USD $) | Dec. 31, 2012 | Oct. 04, 2011 | Dec. 31, 2012 Asia - Pacific [Member] | Jun. 30, 2012 Asia - Pacific [Member] | Dec. 31, 2012 Europe [Member] | Jun. 30, 2012 Europe [Member] | Dec. 31, 2012 USA [Member] | Jun. 30, 2012 USA [Member] | Dec. 31, 2012 Total [Member] | Jun. 30, 2012 Total [Member]
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Acquired goodwill by location | $ 214,044 | $ 214,044 | $ 1,303,372 | $ 1,303,372 | $ 3,685,858 | $ 3,685,858 | $ 4,664,100 | $ 4,664,100 | $ 9,653,330 | $ 9,653,330

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- Definition Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 52 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 53 -Subparagraph d -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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