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v3.22.4

Supplemental Disclosure to Cash Flows (Tables) | 12 Months Ended
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Dec. 31, 2022
Supplemental Disclosure to Cash Flows |
Summary of Supplemental Non-Cash and Other Cash Flow Information | Supplemental non-cash and other cash flow information were as follows as of and for the years ended December 31 (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | 2022 |  | 2021 |  | 2020
Supplemental disclosures: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Cash and cash equivalents | ​ | $ | 353,684 | ​ | $ | 356,332 | ​ | $ | 155,440
Restricted cash | ​ | $ | 1,868 | ​ | $ | 106 | ​ | $ | 111
Total cash, cash equivalents and restricted cash shown in the statements of cash flows | ​ | $ | 355,552 | ​ | $ | 356,438 | ​ | $ | 155,551
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Cash paid for income taxes, net of refunds | ​ | $ | 10,508 |  | $ | 5,108 |  | $ | 10,893
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Non-cash transactions: | ​ | ​ | ​ | ​ | ​ |  | ​ | ​ |
Property and equipment purchases in accounts payable | ​ | $ | 1,056 |  | $ | 1,994 | ​ |  | 878
Non-cash purchase consideration related to business combinations | ​ |  | — | ​ |  | 3,920 | ​ | ​ | —

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