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Schedule II - Valuation and Qualifying Accounts and Reserves
 12 Months Ended
Jan. 31, 2020
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
Schedule II - Valuation and Qualifying Accounts and Reserves SCHEDULE II—VALUATION AND QUALIFYING ACCOUNTS AND RESERVES
 
Description
  
Balance at
Beginning
of Year
 
  
Provision/
(Benefit)
Charged to
Operations
 
  
Deductions(2)
 
 
Balance
at End
of Year
 
Allowance for Doubtful Accounts(1):
  
  
  
 
(In thousands)
  
 
 
  
 
 
  
 
 
 
 
 
Year Ended January 31,
  
  
  
 
2020
  
$
521
 
  
$
546
 
  
$
(211
) 
 
$
856
 
2019
  
$
377
 
  
$
310
 
  
$
(166
) 
 
$
521
 
2018
  
$
266
 
  
$
119
 
  
$
(8
) 
 
$
377
 
 
(1)
The allowance for doubtful accounts has been netted against accounts receivable in the balance sheets as of the respective balance sheet dates.
(2)
Uncollectible accounts written off, net of recoveries.