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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS
 12 Months Ended
Jan. 31, 2017
Valuation And Qualifying Accounts [Abstract]  
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS
SCHEDULE II — VALUATION AND QUALIFYING ACCOUNT 
Years ended January 31, 2017, 2016 and 2015
Description
    
Balance at
Beginning
of Period
    
Charges to
Cost and
Expenses
    
Deductions
(a)
    
Balance at
End of
Period
  
     
(In thousands)
  
Year ended January 31, 2017          
Deducted from asset accounts
          
Allowance for doubtful accounts
       $ 1,346         $ 682         $ 836         $ 1,192    
Reserve for sales allowances(b)
         72,915           266,263           244,684           94,494    
        $ 74,261         $ 266,945         $ 245,520         $ 95,686    
Year ended January 31, 2016          
Deducted from asset accounts
          
Allowance for doubtful accounts
       $ 1,074         $ 515         $ 243         $ 1,346    
Reserve for sales allowances(b)
         52,367           212,145           191,597           72,915    
        $ 53,441         $ 212,660         $ 191,840         $ 74,261    
Year ended January 31, 2015          
Deducted from asset accounts
          
Allowance for doubtful accounts
       $ 642         $ 584         $ 152         $ 1,074    
Reserve for sales allowances(b)
         54,345           162,233           164,211           53,367    
        $ 54,987         $ 162,817         $ 164,363         $ 53,441    
 
 
(a)    Accounts written off as uncollectible, net of recoveries.
 
(b)    See Note A in the accompanying Notes to Consolidated Financial Statements for a description of sales allowances.