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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
 12 Months Ended
Jan. 31, 2018
Accounting Policies [Abstract]  
Allowance for Doubtful Accounts
The following table summarizes the activity in our allowance for doubtful accounts for the years ended January 31, 2018, 2017, and 2016:
 
 
Year Ended January 31,
(in thousands)
 
2018
 
2017
 
2016
Allowance for doubtful accounts, beginning of year
 
$
1,842

 
$
1,170

 
$
1,099

Provisions charged to expense
 
559

 
1,791

 
669

Amounts written off
 
(482
)
 
(1,484
)
 
(933
)
Other, including fluctuations in foreign exchange rates
 
298

 
365

 
335

Allowance for doubtful accounts, end of year
 
$
2,217

 
$
1,842

 
$
1,170