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Revenue Recognition (Tables)
 3 Months Ended
Apr. 30, 2019
Revenue From Contract With Customer [Abstract]  
Summary Disaggregation of Revenue by Region

Disaggregation of Revenue

The following table summarizes revenue by region based on the billing address of customers:

 

 

 

Three Months Ended April 30,

 

 

 

2019

 

 

2018

 

 

 

Amount

 

 

Percentage of

Revenue

 

 

Amount

 

 

Percentage of

Revenue

 

 

 

(in thousands, except percentages)

 

Americas

 

$

98,160

 

 

 

80

%

 

$

49,559

 

 

 

82

%

APAC

 

 

10,441

 

 

 

9

 

 

 

4,742

 

 

 

8

 

EMEA

 

 

13,387

 

 

 

11

 

 

 

5,769

 

 

 

10

 

Total

 

$

121,988

 

 

 

100

%

 

$

60,070

 

 

 

100

%