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Note 25 - Earnings per share | 3 Months Ended
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Mar. 31, 2013
Earnings Per Share [Text Block] |
25. | Earnings per share
Basic and diluted earnings per share for each of the periods presented are calculated as follows (All amounts, except number of shares and per share data, are presented in thousands of US dollars):
|  | Three months ended March 31, |
|  | 2013 |  |  | 2012 |
|  | US$(’000) |  |  | US$(’000) |
|  | (Unaudited) |  |  | (Unaudited) |
Net income/(loss) attributable to ChinaNet Online Holdings, Inc. (numerator for basic and diluted earnings per share) |  | $ | 30 |  |  | $ | (366 | )
Weighted average number of common shares outstanding - Basic |  |  | 22,186,540 |  |  |  | 22,182,884 |
Effect of diluted securities: |  |  |  |  |  |  |  |
Warrants and options |  |  | - |  |  |  | - |
Weighted average number of common shares outstanding -Diluted |  |  | 22,186,540 |  |  |  | 22,182,884 |
Earnings/(loss) per share-Basic |  | $ | 0.00 |  |  | $ | (0.02 | )
Earnings/(loss) per share-Diluted |  | $ | 0.00 |  |  | $ | (0.02 | )
For the three months ended March 31, 2013, the diluted earnings per share calculation did not include the warrants and options to purchase up to 2,363,456 and 939,440 shares of common stock, respectively, because their effect was anti-dilutive. For the three months ended March 31, 2012 the diluted earnings per share calculation did not include the warrants and options to purchase up to 3,005,456 and 939,440 shares of common stock, respectively, because their effect was anti-dilutive.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1252-109256 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 55 -Paragraph 52 -URI http://asc.fasb.org/extlink&oid=16381557&loc=d3e4984-109258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1278-109256 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -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 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.21) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 + Details
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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration