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Mortgage and Loans Payable - Promissory Note - Additional Information (Detail) |  | 4 Months Ended | 9 Months Ended
--- | --- | --- | ---
Mar. 11, 2015 USD ($) | Jun. 30, 2015 Tranches | Sep. 30, 2015 USD ($)
Debt Instrument [Line Items] |  |  |
Promissory note face amount |  |  | $ 9,955,000
Share repurchase agreement expiration date |  |  | Mar. 30, 2016
Promissory note outstanding amount |  |  | $ 14,750,000
Option agreement extension period |  |  | 2 years
Estimated market rate loan percentage |  |  | 15.00%
Debt discount amount |  |  | $ 383,148
Debt discount amortization amount |  |  | 383,148
Oceanica Call Option [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Stock granted during period, value | $ 40,000,000 |  | $ 40,000,000
Stock granted during period, percentage | 54.00% |  | 54.00%
Reduction in option consideration |  |  | $ 20,000,000
Promissory Note [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Promissory note face amount | $ 14,750,000 |  |
Interest rate, stated percentage |  |  | 8.00%
Accrued interest |  |  | $ 508,055
Promissory Note [Member] | Minosa [Member] | Stock Purchase Agreement [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Number of advances | Tranches |  | 5 |
Promissory Note [Member] | Minosa [Member] | Stock Purchase Agreement [Member] | Maximum [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Promissory note face amount | $ 14,750,000 |  |

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