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Accounts Receivables
12 Months Ended
Jan. 31, 2020
Receivables [Abstract]  
Accounts Receivables
Accounts Receivables
Accounts receivables consisted of the following (in thousands):
 
As of January 31, 2020
 
As of January 31, 2019
 
Current
 
Long-term
 
Total
 
Current
 
Long-term
 
Total
Accounts receivable
$
15,975

 
$
403

 
$
16,378

 
$
14,195

 
$
712

 
$
14,907

Less allowance for doubtful accounts
(4,054
)
 

 
(4,054
)
 
(2,113
)
 

 
(2,113
)
Accounts receivable net of allowance for doubtful accounts
$
11,921


$
403


$
12,324

 
$
12,082


$
712

 
$
12,794


As of January 31, 2020, the Company has structured payment agreements with two customers totaling $1.9 million and three customers totaling $3.0 million as of January 31, 2020 and 2019, respectively. These structured payment agreements are collateralized by the equipment sold and allow the customer to pay monthly amounts for a time period less than one year. The balance of structured payment receivables bear interest at an average rate of 2.5% and 3.6% for January 31, 2020 and 2019, respectively. The remaining repayment terms range from zero to eighteen months as of January 31, 2020.