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EARNINGS PER SHARE (Tables) | 12 Months Ended
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Dec. 31, 2021
EARNINGS PER SHARE |
Schedule of computation of basic and diluted earnings per share | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years Ended December 31,
​ |  | 2019 |  | 2020 |  | 2021
​ | ​ | (In Thousands of U.S. Dollars, except share and per share data)
Numerator: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net income attributable to Canadian Solar Inc. — basic | ​ | $ | 171,585 | ​ | $ | 146,703 | ​ | $ | 95,248
Dilutive effect of convertible notes | ​ | ​ | 975 | ​ | ​ | 1,518 | ​ | ​ | 5,300
Net income attributable to Canadian Solar Inc. — diluted | ​ | $ | 172,560 | ​ | $ | 148,221 | ​ | $ | 100,548
Denominator: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Denominator for basic calculation — weighted average number of common shares — basic | ​ |  | 59,633,855 | ​ |  | 59,575,898 | ​ |  | 61,614,391
Diluted effects of share number from share options and RSUs | ​ |  | 794,526 | ​ |  | 897,258 | ​ |  | 985,554
Dilutive effects of share number from convertible notes | ​ | ​ | 349,315 | ​ | ​ | 1,833,663 | ​ | ​ | 6,272,157
Denominator for diluted calculation — weighted average number of common shares — diluted | ​ |  | 60,777,696 | ​ |  | 62,306,819 | ​ |  | 68,872,102
Basic earnings per share | ​ | $ | 2.88 | ​ | $ | 2.46 | ​ | $ | 1.55
Diluted earnings per share | ​ | $ | 2.83 | ​ | $ | 2.38 | ​ | $ | 1.46
Schedule of anti-dilutive shares excluded from the computation of diluted earnings per share | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years Ended December 31,
​ |  | 2019 |  | 2020 |  | 2021
Share options and RSUs | ​ | 41,950 |  | 187,083 |  | 3,877

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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