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INCOME TAXES (Details 2) (USD $)
12 Months Ended
Feb. 28, 2013
Feb. 29, 2012
Feb. 28, 2011
Reconciliation of the PRC statutory tax rate to the effective tax rate      
Net income before provision for income tax $ 37,541,158 $ 28,470,103 $ 27,003,635
PRC statutory tax rate (as a percent) 25.00% 25.00% 25.00%
Income tax at statutory tax rate 9,385,290 7,117,526 6,750,909
Expenses not deductible 357,334 586,348 428,150
Effect of income tax exemptions (7,070,722) (4,752,840) (6,001,819)
Effect of income tax rate difference in other jurisdictions 1,704,671 670,220 1,523,418
Change in valuation allowance (275,481) 535,196 (72,568)
Total 4,101,092 4,156,450 2,628,090
Increase in income tax expense and earnings per share amounts, If Xueersi Education, Yidu Huida and TAL Beijing were not in a tax holiday period      
Increase in income tax expenses 7,070,722 4,752,840 6,001,819
Additional disclosures      
Withholding tax rate (as a percent) 10.00%    
Aggregate undistributed earnings of the company's subsidiaries, VIEs and VIEs subsidiaries located in the PRC $ 118,059,578 $ 79,515,168  
Net income per common share-basic
     
Increase in income tax expense and earnings per share amounts, If Xueersi Education, Yidu Huida and TAL Beijing were not in a tax holiday period      
Net income per common share (in dollars per share) $ 0.17 $ 0.13 $ 0.14
Net income per common share-diluted
     
Increase in income tax expense and earnings per share amounts, If Xueersi Education, Yidu Huida and TAL Beijing were not in a tax holiday period      
Net income per common share (in dollars per share) $ 0.17 $ 0.13 $ 0.13