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Leases (Tables) | 12 Months Ended
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Dec. 31, 2023
Leases |
Schedule of components of lease cost | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31,
​ |  | 2021 |  | 2022 |  | ​ | 2023
​ | ​ | (In US$ thousands)
Operating lease cost | ​ | $ | 7,625 | ​ | $ | 13,949 | ​ | $ | 15,824
Short-term lease cost | ​ | ​ | 4,776 | ​ | ​ | 2,631 | ​ | ​ | 3,675
Variable lease cost | ​ | ​ | 5,287 | ​ | ​ | 5,348 | ​ | ​ | —
Total lease cost | ​ | $ | 17,688 | ​ | $ | 21,928 | ​ | $ | 19,499
Schedule of other information related to leases | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31,
​ |  | 2021 |  | 2022 |  | ​ | 2023
​ | ​ | (In US$ thousands)
Supplemental Cash Flows Information: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Cash paid for operating leases | ​ | $ | (8,948) | ​ | $ | (12,877) | ​ | $ | (12,246)
Operating lease assets obtained in exchange for operating lease liabilities | ​ | $ | 65,459 | ​ | $ | 19,728 | ​ | $ | 1,378
Schedule of maturities of lease liabilities under operating leases | ​
​ | ​ | ​ | ​
Year Ended December 31, |  | (In US$ thousands)
2024 | ​ | $ | 13,374
2025 | ​ | ​ | 12,786
2026 | ​ | ​ | 11,399
2027 | ​ | ​ | 3,174
2028 | ​ | ​ | 2,402
Thereafter | ​ | ​ | 25,028
Total future payments for recognized leasing assets | ​ | ​ | 68,163
Less: leases not yet commenced | ​ | ​ | —
Less: imputed interest | ​ | ​ | 14,918
Total lease liabilities | ​ | $ | 53,245

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- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-4 + Details
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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-6 + Details
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- Definition Tabular disclosure for other information related to operating leases. + References No definition available. + Details
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