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Acquisitions of and Investments in Businesses and Technologies (Tables)
 12 Months Ended
Jan. 31, 2019
Business Combinations [Abstract]  
Schedule of Changes in Fair Value of Liability for Consideration Changes in the fair value of the liability for acquisition-related contingent consideration are as follows:
 
 
For the years ended January 31,
 
 
2019
 
2018
Beginning balance
 
$
3,046

 
$
1,741

Fair value of contingent consideration acquired
 
1,742

 
1,256

Change in fair value of the liability
 
708

 
457

Contingent consideration earn-out paid
 
(1,324
)
 
(408
)
Ending balance
 
$
4,172

 
$
3,046

 
 
 
 
 
Classification of liability in the Consolidated Balance Sheets
 
 
 
 
Accrued Liabilities
 
$
1,796

 
$
1,036

Other Liabilities, long-term
 
2,376

 
2,010

Ending balance
 
$
4,172

 
$
3,046