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Equity Incentive Awards (Details 3) - $ / shares | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Stock Bonus and Restricted Stock, Grants in Period | 21,360 | 14,651 | 11,544
Share-based Compensation Arrangement by Share-based Payment Award, Stock Bonus and Restricted Stock, Grants in Period, Weighted Average Grant Date Fair Value | $ 7.49 | $ 10.92 | $ 13.86
Share-based Compensation Arrangement by Share-based Payment Award, Stock Bonus and Restricted Stock to Consultants, Grants in Period |  | 8,200 |
Share-based Compensation Arrangement by Share-based Payment Award, Stock Bonus and Restricted Stock to Consultants, Grants in Period, Weighted Average Grant Date Fair Value |  | $ 11.20 |

X
- Definition The number of grants of stock bonus and restricted stock awards made during the period under equity incentive plans. + References No definition available. + Details
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X
- Definition The weighted average grant date fair value for grants of stock bonus and restricted stock awards made during the period under equity incentive plans. + References No definition available. + Details
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X
- Definition The number of grants of stock bonus and restricted stock awards made to consultants during the period under equity incentive plans. + References No definition available. + Details
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- Definition The weighted average grant date fair value for grants of stock bonus and restricted stock awards made to consultants during the period under equity incentive plans. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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