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Income Taxes (Tables) | 12 Months Ended
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Jul. 31, 2019
Income Tax Disclosure [Abstract] |
Schedule of income before income taxes |
Year ended July 31 (in thousands) |  | 2019 |  |  | 2018 |  |  | 2017 |
Domestic |  | $ | 6,827 |  |  | $ | 910 |  |  | $ | (3,161 | )
Foreign |  |  | (6,374 | ) |  |  | 7,191 |  |  |  | 10,781 |
INCOME BEFORE INCOME TAXES |  | $ | 453 |  |  | $ | 8,101 |  |  | $ | 7,620 |
Schedule of deferred income tax assets |
July 31 (in thousands) |  | 2019 |  |  | 2018 |
Deferred income tax assets: |  |  |  |  |  |
Bad debt reserve |  | $ | 540 |  |  | $ | 455 |
Accrued expenses |  |  | 3,134 |  |  |  | 3,758 |
Stock options and restricted stock |  |  | 866 |  |  |  | 1,070 |
Charitable contributions |  |  | 734 |  |  |  | 946 |
Depreciation |  |  | 151 |  |  |  | 349 |
Unrealized gain |  |  | (231 | ) |  |  | — |
Net operating loss |  |  | 72,625 |  |  |  | 75,110 |
Transaction taxes |  |  | 2,000 |  |  |  | — |
Deferred revenue |  |  | (1,060 | ) |  |  | — |
Total deferred income tax assets |  |  | 78,759 |  |  |  | 81,688 |
Valuation allowance |  |  | (74,170 | ) |  |  | (76,020 | )
NET DEFERRED INCOME TAX ASSETS |  | $ | 4,589 |  |  | $ | 5,668 |
Schedule of (provision for) benefit from income taxes |
Year ended July 31 (in thousands) |  | 2019 |  |  | 2018 |  |  | 2017 |
Current: |  |  |  |  |  |  |  |  |
Federal |  | $ | — |  |  | $ | 3,294 |  |  | $ | — |
State and local |  |  | (15 | ) |  |  | (34 | ) |  |  | (26 | )
Foreign |  |  | 971 |  |  |  | 11 |  |  |  | (282 | )
|  |  | 956 |  |  |  | 3,271 |  |  |  | (308 | )
Deferred: |  |  |  |  |  |  |  |  |  |  |  |
Federal |  |  | — |  |  |  | — |  |  |  | (9,536 | )
State and local |  |  | 1 |  |  |  | 12 |  |  |  | (66 | )
Foreign |  |  | (1,080 | ) |  |  | (6,185 | ) |  |  | 11,931 |
|  |  | (1,079 | ) |  |  | (6,173 | ) |  |  | 2,329 |
(PROVISION FOR) BENEFIT FROM INCOME TAXES |  | $ | (123 | ) |  | $ | (2,902 | ) |  | $ | 2,021 |
Schedule of U.S. federal statutory income tax rate and income taxes provided |
Year ended July 31 (in thousands) |  | 2019 |  |  | 2018 |  |  | 2017 |
U.S. federal income tax at statutory rate |  | $ | (95 | ) |  | $ | (2,186 | ) |  | $ | (2,667 | )
Transition tax on foreign earnings |  |  | 92 |  |  |  | (3,360 | ) |  |  | — |
Valuation allowance |  |  | 2,008 |  |  |  | 58,798 |  |  |  | 626 |
Foreign tax rate differential |  |  | (2,835 | ) |  |  | (4,272 | ) |  |  | 3,107 |
Nondeductible expenses |  |  | (657 | ) |  |  | 213 |  |  |  | 457 |
Other |  |  | 1 |  |  |  | (23 | ) |  |  | 64 |
Prior year tax benefit |  |  | 2,271 |  |  |  | 575 |  |  |  | 494 |
Tax law changes |  |  | (896 | ) |  |  | (52,631 | ) |  |  | — |
State and local income tax, net of federal benefit |  |  | (12 | ) |  |  | (16 | ) |  |  | (60 | )
(PROVISION FOR) BENEFIT FROM INCOME TAXES |  | $ | (123 | ) |  | $ | (2,902 | ) |  | $ | 2,021 |
Schedule of change in the valuation allowance |
Year ended July 31 (in thousands) |  | Balance at beginning of year |  |  | Additions charged to costs and expenses |  |  | Deductions |  |  | Balance at end of year |
2019 |  |  |  |  |  |  |  |  |  |  |  |
Reserves deducted from deferred income taxes, net: |  |  |  |  |  |  |  |  |  |  |  |
Valuation allowance |  | $ | 76,020 |  |  | $ | — |  |  | $ | (1,850 | ) |  | $ | 74,170 |
2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reserves deducted from deferred income taxes, net: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Valuation allowance |  | $ | 129,872 |  |  | $ | — |  |  | $ | (53,852 | ) |  | $ | 76,020 |
2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reserves deducted from deferred income taxes, net: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Valuation allowance |  | $ | 130,498 |  |  | $ | 16,017 |  |  | $ | (16,643 | ) |  | $ | 129,872 |

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