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v3.19.2

Significant Accounting Policies (Tables) | 12 Months Ended
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Apr. 30, 2019
Accounting Policies [Abstract] |
Summary of the Inventory Values | Below is a summary of the inventory values at April 30, 2019 and 2018:
| Years ended April 30,
| 2019 |  | 2018
Fuel | $ | 83,204 |  |  | $ | 75,817 |
Merchandise | 189,836 |  |  | 165,851 |
Total inventory | $ | 273,040 |  |  | $ | 241,668 |
Depreciation of Property and Equipment and Amortization of Capital Lease Assets | Depreciation of property and equipment and amortization of capital lease assets are computed principally by the straight-line method over the following estimated useful lives:
Buildings | 25-40 years
Machinery and equipment | 5-30 years
Leasehold interest in property and equipment | Lesser of term of lease or life of asset
Leasehold improvements | Lesser of term of lease or life of asset

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