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v3.20.1

Segment Information, Revenues from External Customers and Technology, Property and Equipment, Net (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Apr. 30, 2020 | Jan. 31, 2020 | Oct. 31, 2019 | Jul. 31, 2019 | Apr. 30, 2019 | Jan. 31, 2019 | Oct. 31, 2018 | Jul. 31, 2018 | Apr. 30, 2020 | Apr. 30, 2019 | Apr. 30, 2018
Segment Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue, net | $ 474,700 | $ 467,100 | $ 466,200 | $ 423,500 | $ 491,200 | $ 449,400 | $ 448,600 | $ 410,900 | $ 1,831,483 | $ 1,800,069 | $ 1,796,103
Technology, Property and Equipment, net | 298,005 |  |  |  | 289,021 |  |  |  | 298,005 | 289,021 | 289,934
Reportable Geographical Components [Member] | United States [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue, net |  |  |  |  |  |  |  |  | 944,075 | 932,927 | 913,852
Technology, Property and Equipment, net | 261,296 |  |  |  | 252,459 |  |  |  | 261,296 | 252,459 | 249,542
Reportable Geographical Components [Member] | United Kingdom [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue, net |  |  |  |  |  |  |  |  | 174,567 | 150,242 | 147,406
Technology, Property and Equipment, net | 18,076 |  |  |  | 18,331 |  |  |  | 18,076 | 18,331 | 20,955
Reportable Geographical Components [Member] | Germany [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue, net |  |  |  |  |  |  |  |  | 113,664 | 97,505 | 98,404
Technology, Property and Equipment, net | 8,059 |  |  |  | 8,423 |  |  |  | 8,059 | 8,423 | 9,259
Reportable Geographical Components [Member] | Japan [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue, net |  |  |  |  |  |  |  |  | 75,104 | 77,145 | 81,572
Technology, Property and Equipment, net | 112 |  |  |  | 87 |  |  |  | 112 | 87 | 72
Reportable Geographical Components [Member] | Australia [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue, net |  |  |  |  |  |  |  |  | 73,718 | 77,453 | 78,270
Technology, Property and Equipment, net | 1,051 |  |  |  | 1,440 |  |  |  | 1,051 | 1,440 | 1,454
Reportable Geographical Components [Member] | China [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue, net |  |  |  |  |  |  |  |  | 58,870 | 55,024 | 53,076
Technology, Property and Equipment, net | 492 |  |  |  | 688 |  |  |  | 492 | 688 | 229
Reportable Geographical Components [Member] | Canada [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue, net |  |  |  |  |  |  |  |  | 56,370 | 50,882 | 55,568
Technology, Property and Equipment, net | 1,734 |  |  |  | 2,659 |  |  |  | 1,734 | 2,659 | 3,635
Reportable Geographical Components [Member] | France [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue, net |  |  |  |  |  |  |  |  | 45,033 | 51,441 | 51,826
Technology, Property and Equipment, net | 1,358 |  |  |  | 403 |  |  |  | 1,358 | 403 | 635
Reportable Geographical Components [Member] | Scandinavia [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue, net |  |  |  |  |  |  |  |  | 29,682 | 30,971 | 31,695
Technology, Property and Equipment, net | 223 |  |  |  | 229 |  |  |  | 223 | 229 | 309
Reportable Geographical Components [Member] | Other Countries [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue, net |  |  |  |  |  |  |  |  | 260,400 | 276,479 | 284,434
Technology, Property and Equipment, net | $ 5,604 |  |  |  | $ 4,302 |  |  |  | $ 5,604 | $ 4,302 | $ 3,844

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