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Revenue Recognition (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Apr. 30, 2019 | Apr. 30, 2018 | Apr. 30, 2019 | Apr. 30, 2018
Revenue from External Customer [Line Items] |  |  |  |
Revenues, Total | $ 341,255 | $ 365,410 | $ 1,053,044 | $ 1,154,848
Telecom & Payment Services [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenues, Total | 328,838 | 356,362 | 1,018,637 | 1,128,510
Total net2phone [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenues, Total | 12,417 | 9,086 | 34,407 | 25,172
All Other [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenues, Total |  | (38) |  | 1,166
Boss Revolution Calling [Member] | Telecom & Payment Services [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenues, Total | 120,455 | 129,649 | 366,114 | 393,454
Carrier Services [Member] | Telecom & Payment Services [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenues, Total | 120,955 | 142,525 | 391,073 | 482,159
Mobile Top-Up [Member] | Telecom & Payment Services [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenues, Total | 67,567 | 62,530 | 197,189 | 186,144
Other [Member] | Telecom & Payment Services [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenues, Total | 12,202 | 15,954 | 43,730 | 51,464
Growth [Member] | Telecom & Payment Services [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenues, Total | 7,659 | 5,704 | 20,531 | 15,289
net2phone-UCaaS [Member] | Total net2phone [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenues, Total | 6,651 | 3,704 | 17,483 | 9,334
net2phone-Platform Services [Member] | Total net2phone [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenues, Total | $ 5,766 | $ 5,382 | $ 16,924 | $ 15,838

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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8933-108599 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 + Details
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