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Note 3 - Accrued Liabilities | 6 Months Ended
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Jun. 30, 2020
Notes to Financial Statements |
Accounts Payable and Accrued Liabilities Disclosure [Text Block] | 3. Accrued Liabilities Accrued liabilities consisted of the following (in thousands of dollars):
|  | June 30, 2020 |  |  | December 31, 2019 |
Accrued compensation expenses |  | $ | 6,703 |  |  | $ | 10,100 |
Accrued other |  |  | 2,683 |  |  |  | 3,634 |
Total accrued liabilities |  | $ | 9,386 |  |  | $ | 13,734 |

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- Definition The entire disclosure for accounts payable and accrued liabilities at the end of the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a),20,24) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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