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Related Party Transactions - Narrative (Details) - USD ($) |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | ---
Apr. 27, 2017 | Feb. 22, 2017 | Jan. 24, 2017 | Jul. 06, 2016 | Apr. 30, 2017 | Apr. 30, 2016
Related Party Transaction [Line Items] |  |  |  |  |  |
Stock issued during period for services (in shares) | 3,807 | 7,614 | 3,247 | 3,896 |  |
Issuance of common stock for services | $ 7,500 | $ 15,000 | $ 11,852 | $ 8,688 | $ 44,000 | $ 44,000
Board of Directors |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Bank servicing fees |  |  |  |  | 0 | $ 8,800
Board Member One | Board of Directors |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Related related party transaction, amounts of transaction |  |  |  |  | 72,000 |
Board Member Two | Board of Directors |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Related related party transaction, amounts of transaction |  |  |  |  | $ 48,214 |
Stock issued during period for services (in shares) |  |  |  |  | 45,000 |
Vesting period |  |  |  |  | 3 years |
Issuance of common stock for services |  |  |  |  | $ 94,192 |

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- Definition Amount of transactions with related party during the financial reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864 + Details
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- Definition Amount of revenue from servicing real estate mortgages, credit cards, and other financial assets held by others. Includes premiums received in lieu of regular servicing fees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.13 (d)) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
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