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Property and Equipment, Net (Tables)
3 Months Ended
Apr. 30, 2019
Property, Plant and Equipment [Abstract]  
Property and equipment

Property and equipment consisted of the following:
(in thousands)
April 30, 2019
 
January 31, 2019
Computer and network equipment
$
55,107

 
$
55,233

Software, including capitalized software development costs
30,477

 
27,959

Furniture and office equipment
11,587

 
9,511

Leasehold improvements
43,477

 
41,464

 
140,648

 
134,167

Less: Accumulated depreciation
(70,448
)
 
(66,479
)
 
70,200

 
67,688

Work in progress
13,894

 
8,144

 
$
84,094

 
$
75,832