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Commitments - Additional Information (Detail) | 1 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2015 USD ($) a | Apr. 30, 2014 USD ($) | Jul. 31, 2016 USD ($) a
Commitments And Contingencies [Line Items] |  |  |
Operating Leases, Rent Expense, Net, Total |  |  | $ 162,000
Minimum annual rental payments |  | $ 19,000 |
Lease Expiration Date |  | Mar. 31, 2017 |
Yaphank [Member] | Commitments [Member] |  |  |
Commitments And Contingencies [Line Items] |  |  |
Lease Expiration Date |  |  | Jun. 30, 2017
Area of Land | a |  |  | 12,000
Operating Leases, Rent Expense |  |  | $ 13,000
Las Vegas [Member] | Commitments [Member] |  |  |
Commitments And Contingencies [Line Items] |  |  |
Lease Expiration Date | Apr. 30, 2016 |  |
Area of Land | a | 4,500 |  |
Operating Leases, Rent Expense | $ 4,270 |  |
East Brunswick [Member] | Commitments [Member] |  |  |
Commitments And Contingencies [Line Items] |  |  |
Lease Expiration Date |  |  | Sep. 30, 2017
Area of Land | a |  |  | 15,000
Operating Leases, Rent Expense |  |  | $ 11,655
Milford [Member] | Commitments [Member] |  |  |
Commitments And Contingencies [Line Items] |  |  |
Lease Expiration Date |  |  | Aug. 31, 2017
Area of Land | a |  |  | 13,750
Operating Leases, Rent Expense |  |  | $ 8,307

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- Definition Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717 + Details
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