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Property and Equipment, net
 3 Months Ended
Apr. 30, 2017
Property, Plant and Equipment [Abstract]  
Property and Equipment, net
Property and Equipment, net
Property and equipment, net consists of the following:
(in thousands)
April 30,
2017
January 31,
2017
Furniture and fixtures
$
629

$
625

Office equipment
3,842

3,383

Leasehold improvements
12,802

12,695

Computer software
2,190

1,740

Construction in progress
461

284

Total property and equipment
19,924

18,727

Less: accumulated depreciation and amortization
(8,110
)
(7,114
)
Total property and equipment, net
$
11,814

$
11,613


Depreciation expense was $1.0 million and $0.8 million for the three months ended April 30, 2017 and 2016, respectively.