Nature of expenses - Corporate, administration and business development (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2018 |
Dec. 31, 2017 |
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| Expenses by nature [abstract] | ||
| Salaries, incentive pay, director fees and employee benefits | $ 4,600 | $ 4,239 |
| Stock compensation expense | 4,163 | 3,249 |
| Professional and consulting fees | 2,307 | 2,125 |
| Rent, insurance, information technology and other public company operating costs | 1,704 | 1,327 |
| Travel, tradeshows and sponsorships | 900 | 1,156 |
| Corporate, administration and business development | $ 13,674 | $ 12,096 |
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- Definition Corporate, administration and business development, rent, insurance, information technology and other public operating costs No definition available.
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- Definition Corporate, administration and business development, stock compensation expense No definition available.
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- Definition Corporate, administration and business development, travel, tradeshows and sponsorships No definition available.
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- Definition Corporate, administration and business development, wages, benefits and severance costs No definition available.
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- References No definition available.
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- Definition The amount of expense relating to general and administrative activities of the entity. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The amount of fees paid or payable for professional services. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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