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Retirement Plans - Additional Information (Detail) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014
Compensation And Retirement Disclosure [Abstract] |  |  |  |
Employer contribution for first 3% of employee contributions |  |  | 100.00% |
Employer contribution for next 2% of employee contributions |  |  | 50.00% |
Percentage of first specified employee contributions |  |  | 3.00% |
Percentage of next specified employee contributions |  |  | 2.00% |
Contribution for retirement plan | $ 14,567 | $ 6,138 | $ 42,177 | $ 36,778

X
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X
- Definition Percentage of matching contribution for first specified percentage of employee contribution. + References No definition available. + Details
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- Definition Percentage of matching contribution for next specified percentage of employee contribution. + References No definition available. + Details
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- Definition Percentage of next specified percentage of employee contribution. + References No definition available. + Details
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- References No definition available. + Details
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- Definition Amount of discretionary contributions made by an employer to a defined contribution plan. + References No definition available. + Details
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