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Other Noncurrent Liabilities | 12 Months Ended
--- | ---
Dec. 31, 2021
Other Liabilities Disclosure [Abstract] |
Other noncurrent liabilities | Note 12 - Other noncurrent liabilities: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
​ |  | 2020 |  | 2021
​ | ​ | (In thousands)
Reserve for uncertain tax positions | ​ | $ | 1,717 | ​ | $ | 1,724
OPEB | ​ |  | 985 | ​ |  | 787
Insurance claims and expenses | ​ |  | 653 | ​ |  | 632
Other | ​ |  | 425 | ​ |  | 347
Total | ​ | $ | 3,780 | ​ | $ | 3,490
​ Our reserve for uncertain tax positions is discussed in Note 14.

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