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Property and Equipment, Net (Tables)
6 Months Ended
Jul. 31, 2019
Property, Plant and Equipment [Abstract]  
Property and equipment

Property and equipment consisted of the following:
(in thousands)
July 31, 2019
 
January 31, 2019
Computer and network equipment
$
62,751

 
$
55,233

Software, including capitalized software development costs
31,435

 
27,959

Furniture and office equipment
11,982

 
9,511

Leasehold improvements
48,109

 
41,464

 
154,277

 
134,167

Less: Accumulated depreciation
(73,942
)
 
(66,479
)
 
80,335

 
67,688

Work in progress
11,743

 
8,144

 
$
92,078

 
$
75,832