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Supplemental Cash Flow Information (Tables) | 12 Months Ended
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Dec. 31, 2023
Supplemental Cash Flow Information |
Schedule of cash, cash equivalents, and restricted cash | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Balance as of
(Amounts in thousands) |  | December 31, 2023 |  | December 31, 2022 | ​ | December 31, 2021
Cash and cash equivalents | ​ | $ | 1,625,495 | ​ | $ | 141,773 | ​ | $ | 142,698
Restricted cash (included in Other assets) | ​ |  | 10,975 | ​ |  | 8,923 | ​ |  | 8,787
Total | ​ | $ | 1,636,470 | ​ | $ | 150,696 | ​ | $ | 151,485

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