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Share-Based Compensation - Summary of Non-Vested Stock Options (Detail) (USD $) | 12 Months Ended
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Dec. 31, 2013 | Dec. 31, 2012
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |  |
Number of Stock Options, Outstanding Beginning Balance | 850,000 |
Number of Stock Options, Forfeited | (850,000) |
Weighted Average Grant Date Fair Value, Forfeited | $ 0.90 |
Weighted Average Exercise Price, Forfeited | $ 2.20 |
Weighted Average Contractual Life (years), Forfeited | 10 years |
Number of Stock Options, Granted | 0 | 850,000
Number of Stock Options Outstanding, Ending Balance |  | 850,000
Weighted Average Grant Date Fair Value, Outstanding, Beginning Balance | $ 0.90 |
Number of Stock Options, Exercisable |  |
Weighted Average Grant Date Fair Value, Granted |  | $ 0.90
Weighted Average Grant Date Fair Value, Outstanding, Ending Balance |  | $ 0.90
Weighted Average Exercise Price, Outstanding, Beginning Balance | $ 2.20 |
Weighted Average Grant Date Fair Value, Exercisable |  |
Weighted Average Exercise Price, Granted | $ 2.20 | $ 2.20
Weighted Average Exercise Price, Outstanding, Ending Balance |  | $ 2.20
Weighted Average Contractual Life (years), Outstanding, Beginning Balance | 10 years |
Weighted Average Exercise Price, Exercisable |  |
Weighted Average Contractual Life (years), Granted |  | 10 years
Weighted Average Contractual Life (years), Outstanding, Ending Balance |  | 10 years
Weighted Average Contractual Life (years), Exercisable |  |

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- Definition Share based compensation arrangement by share based payment award options exercisable in period weighted average grant date fair value. + References No definition available. + Details
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- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of exercisable share options (fully vested and expected to vest) that may be converted as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated. + References No definition available. + Details
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