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Net Income (Loss) Per Common Share - Additional Information (Detail) | Sep. 29, 2017 shares WarrantHolder | Sep. 29, 2017 WarrantHolder shares | Oct. 03, 2017 shares
--- | --- | --- | ---
Net Income Loss Per Common Share [Line Items] |  |  |
Number of warrant holders | 4 |  |
Common Stock | Subsequent Event |  |  |
Net Income Loss Per Common Share [Line Items] |  |  |
Shares issuable under warrants granted |  |  | 1,292,510
Warrant Exchange Agreement |  |  |
Net Income Loss Per Common Share [Line Items] |  |  |
Number of warrant holders | WarrantHolder | 4 | 4 |
Outstanding warrants | 9,700,000 | 9,700,000 |
Warrant Exchange Agreement | Common Stock | Subsequent Event |  |  |
Net Income Loss Per Common Share [Line Items] |  |  |
Shares issuable under warrants granted |  |  | 1,292,510

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- Definition Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Number of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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