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Accrued Liabilities | 12 Months Ended
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Dec. 31, 2021
Accrued Liabilities |
Accrued Liabilities | 13. Accrued Liabilities ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
(in thousands) |  | 2021 |  | 2020
Accrued salaries and other benefits | ​ | $ | 20,891 | ​ | $ | 16,332
Accrued income and other taxes | ​ |  | 9,957 | ​ |  | 11,414
Accrued interest | ​ |  | 22,368 | ​ |  | 22,693
Derivative liability - current | ​ |  | 1,250 | ​ |  | 4,809
Other accrued liabilities | ​ |  | 28,051 | ​ |  | 21,745
Accrued liabilities | ​ | $ | 82,517 | ​ | $ | 76,993
​

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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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- References No definition available. + Details
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