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v3.19.3

Supplemental Cash Flow Information (Tables) | 9 Months Ended
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Sep. 30, 2019
Supplemental Cash Flow Elements [Abstract] |
Supplemental Cash Flow Information |
| Three months ended |  |  |  | Nine months ended |  |
| September 30, 2019 |  | September 30, 2018 |  | September 30, 2019 |  | September 30, 2018
Supplemental disclosures: | (in thousands) |  |  |  |  |  |
Interest paid | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 5 |
Income taxes paid | $ | 1,116 |  |  | $ | 2,500 |  |  | $ | 1,510 |  |  | $ | 9,183 |
Non-cash investing and financing activities: |  |  |  |  |  |  |
Non-cash capital expenditures | $ | (116) |  |  | $ | 1,159 |  |  | $ | (280) |  |  | $ | 288 |

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- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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- References No definition available. + Details
Name: | us-gaap_SupplementalCashFlowElementsAbstract
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