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Cash Flow Information (Tables) | 12 Months Ended
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Dec. 31, 2023
Supplemental Cash Flow Information [Abstract] |
Schedule of supplemental cash flow information | The following table provides supplemental cash flow information (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31,
​ |  | 2023 |  | 2022 |  | 2021
Interest paid | ​ | $ | 20,984 | ​ | $ | 18,267 | ​ | $ | 20,719
Income taxes paid (1) | ​ |  | 7,394 | ​ |  | 9,516 | ​ |  | 8,310
(1) | Exclusive of any income tax refunds. During the years ended December 31, 2022 and 2021, we received refunds related to the U.S. Coronavirus Aid, Relief, and Economic Security Act of $1.1 million and $18.9 million, respectively.

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