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Stockholder Rights Plan - Additional Information (Detail) | 12 Months Ended
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Dec. 31, 2015 $ / shares $ / Warrant shares
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Portion of preferred share purchase right entitled to holder | shares | 0.0001
Purchase price of Preferred Stock as per plan | $ 150.00
Number of votes entitled to common stock | One
Price worth of surviving company common stock | $ / Warrant | 300.00
Percentage common stock to acquired to exercise stock rights | 20.00%
Redemption price of stock holder rights plan | $ 0.01
Percentage of beneficial ownership | 20.00%

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- Definition Exercise price per share or per unit 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)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Description of voting rights of common stock. Includes eligibility to vote and votes per share owned. Include also, if any, unusual voting rights. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 + Details
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