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v3.20.2

Summary of Significant Accounting Policies - Narrative (Details) | 12 Months Ended |  |
--- | --- | --- | ---
Apr. 30, 2020 USD ($) segment | Apr. 30, 2019 USD ($) | May 01, 2019 USD ($) | Apr. 30, 2018 USD ($)
Property, Plant and Equipment [Line Items] |  |  |  |
Cash | $ 8,342,000 | $ 3,237,000 |  |
Cash equivalents | 0 | 0 |  |
Net income (loss) | (1,975,000) | 128,000 |  |
Accumulated deficit | 72,673,000 | 70,698,000 |  |
Working capital | 1,400,000 |  |  |
Impairment of long-lived assets | $ 0 | 0 |  |
Number of reportable segments | segment | 1 |  |  |
Goodwill Impairment | $ 335,000 | 0 |  |
Goodwill | 335,000 | 669,000 |  |
Unrecognized tax benefits | 178,000 | 151,000 |  | $ 151,000
Income tax penalties and interest expense | 27,000 | 0 |  |
Provision for (benefit) from income tax | 130,000 | $ 103,000 |  |
Operating lease right-of-use assets, net | $ 2,798,000 |  | $ 3,201,000 |
Accounting Standards Update 2016-02 |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Operating lease right-of-use assets, net |  |  | 3,200,000 |
Advance rent |  |  | 900,000 |
Operating lease, liability |  |  | $ 4,100,000 |
Minimum |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Useful life | 3 years |  |  |
Maximum |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Useful life | 9 years |  |  |
POS Operations |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Segment reporting, revenue percentage | 2.50% |  |  |

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