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Commitments - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Feb. 02, 2013
Jan. 28, 2012
Jan. 29, 2011
Commitments [Line Items]      
Rental expense under operating leases for continuing operations $ 1,171.6 $ 1,086.0 $ 1,031.4
Contingent rent paid 15.0 12.9 12.0
Sublease income 0.9 1.3 1.2
Total net present value of minimum operating lease obligations 5,992.8    
Outstanding letters of credit issued for the purchase of inventory $ 48.5 $ 36.5  
Tjx Us And Canada | Maximum
      
Commitments [Line Items]      
Operating leases term, years   10 years  
Tjx Us And Canada | Minimum
      
Commitments [Line Items]      
Operating leases term, years   5 years  
Options to extend for one of more five-year periods   1 year  
Tjx Europe | Maximum
      
Commitments [Line Items]      
Operating leases term, years   15 years  
Optional lease kick-out term, years   10 years  
Tjx Europe | Minimum
      
Commitments [Line Items]      
Operating leases term, years   10 years  
Optional lease kick-out term, years   5 years