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Business Segment Information (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jul. 31, 2018 | Apr. 30, 2018 | Jan. 31, 2018 | [3] | Oct. 31, 2017 | Jul. 31, 2017 | [4] | Apr. 30, 2017 | [5] | Jan. 31, 2017 | Oct. 31, 2016 | [6] | Jul. 31, 2018 | Jul. 31, 2017 | Jul. 31, 2016
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues | $ 392,647 | [1] | $ 365,410 | [2] | $ 395,883 | $ 393,555 | $ 394,987 | $ 370,035 | $ 367,556 | $ 369,151 | $ 1,547,495 | $ 1,501,729 | $ 1,496,261
Income (loss) from operations | 10,468 | [1] | (1,693) | [2] | $ (480) | $ 83 | $ 3,737 | $ (6,502) | $ 3,128 | $ 5,186 | 8,378 | 5,549 | 26,203
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 22,801 | 21,704 | 20,535
Severance | $ 300 |  | $ 3,700 |  |  |  |  |  |  |  | 4,630 |  | 6,510
Gain on sale of member interest in Visa Europe Ltd. |  |  |  |  |  |  |  |  |  |  |  | (63) | 7,476
Adjustment to gain on sale of member interest in Visa Europe Ltd. |  |  |  |  |  |  |  |  |  |  |  | (63) |
Other operating (losses) gains, net |  |  |  |  |  |  |  |  |  |  | (2,398) | (10,412) | 760
net2phone-UCaaS [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  | 34,857 | 29,450 | 26,353
Operating Segments [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  | 1,547,495 | 1,501,729 | 1,496,261
Income (loss) from operations |  |  |  |  |  |  |  |  |  |  | 8,378 | 5,549 | 26,203
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 22,801 | 21,704 | 20,535
Severance |  |  |  |  |  |  |  |  |  |  | 4,630 |  | 6,510
Gain on sale of member interest in Visa Europe Ltd. |  |  |  |  |  |  |  |  |  |  |  |  | 7,476
Adjustment to gain on sale of member interest in Visa Europe Ltd. |  |  |  |  |  |  |  |  |  |  |  | (63) |
Other operating (losses) gains, net |  |  |  |  |  |  |  |  |  |  | (2,398) | (10,412) | 760
Operating Segments [Member] | Telecom & Payment Services [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  | 1,511,473 | 1,469,987 | 1,458,427
Income (loss) from operations |  |  |  |  |  |  |  |  |  |  | 25,821 | 25,513 | 34,031
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 16,312 | 16,134 | 15,787
Severance |  |  |  |  |  |  |  |  |  |  | 4,534 |  | 6,200
Gain on sale of member interest in Visa Europe Ltd. |  |  |  |  |  |  |  |  |  |  |  |  | 7,476
Adjustment to gain on sale of member interest in Visa Europe Ltd. |  |  |  |  |  |  |  |  |  |  |  | (63) |
Other operating (losses) gains, net |  |  |  |  |  |  |  |  |  |  |  |  | (326)
Operating Segments [Member] | net2phone-UCaaS [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  | 34,857 | 29,450 | 26,353
Income (loss) from operations |  |  |  |  |  |  |  |  |  |  | (2,677) | (1,865) | (1,599)
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 5,271 | 3,875 | 2,760
Severance |  |  |  |  |  |  |  |  |  |  |  |  |
Gain on sale of member interest in Visa Europe Ltd. |  |  |  |  |  |  |  |  |  |  |  |  |
Adjustment to gain on sale of member interest in Visa Europe Ltd. |  |  |  |  |  |  |  |  |  |  |  |  |
Other operating (losses) gains, net |  |  |  |  |  |  |  |  |  |  | (115) |  |
Operating Segments [Member] | All Other [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  | 1,165 | 2,292 | 11,481
Income (loss) from operations |  |  |  |  |  |  |  |  |  |  | (2,600) | 142 | 4,021
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 1,214 | 1,683 | 1,974
Severance |  |  |  |  |  |  |  |  |  |  |  |  |
Gain on sale of member interest in Visa Europe Ltd. |  |  |  |  |  |  |  |  |  |  |  |  |
Adjustment to gain on sale of member interest in Visa Europe Ltd. |  |  |  |  |  |  |  |  |  |  |  |  |
Other operating (losses) gains, net |  |  |  |  |  |  |  |  |  |  |  |  | 1,086
Operating Segments [Member] | Corporate [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |
Income (loss) from operations |  |  |  |  |  |  |  |  |  |  | (12,166) | (18,241) | (10,250)
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 4 | 12 | 14
Severance |  |  |  |  |  |  |  |  |  |  | 96 |  | 310
Gain on sale of member interest in Visa Europe Ltd. |  |  |  |  |  |  |  |  |  |  |  |  |
Adjustment to gain on sale of member interest in Visa Europe Ltd. |  |  |  |  |  |  |  |  |  |  |  |  |
Other operating (losses) gains, net |  |  |  |  |  |  |  |  |  |  | $ (2,283) | $ (10,412) |
[1] | Included in revenues was $9.5 million related to a change in estimate for recognizing certain breakage revenue. The Company recorded breakage revenue when the likelihood of the customer exercising its remaining rights became remote. In the fourth quarter of 2018, the Company changed when it generally deemed the likelihood remote from 24 or 36 months of no activity to 12 or 24 months of no activity. Included in income from operations was severance expense of $0.3 million and other operating losses, net of $0.4 million.
[2] | Included in loss from operations was severance expense of $3.7 million.
[3] | Included in net income was a benefit from income taxes of $3.3 million for an anticipated AMT credit refund.
[4] | Included in net loss was income tax expense of $11.1 million from an increase in the valuation allowance on deferred tax assets.
[5] | Included in loss from operations was expense of $10.1 million related to a legal settlement and mutual release, including legal fees incurred in the quarter.
[6] | Included in net income was a benefit from income taxes of $16.6 million from the full recognition of certain deferred tax assets.

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