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Leases (Tables) | 12 Months Ended
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Dec. 31, 2021
Leases |
Lease Position |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ |  | Year Ended December 31,
​ | ​ | ​ | 2021 |  | 2020
​ | Classification on the Balance Sheet | ​ | (In thousands)
Assets | ​ | ​ | ​ | ​ | ​ | ​ | ​
Operating lease assets | Other long-term assets | ​ | $ | 23,049 | ​ | $ | 32,312
Total lease assets | ​ | ​ | $ | 23,049 | ​ | $ | 32,312
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Liabilities | ​ | ​ | ​ | ​ | ​ | ​ | ​
Current liabilities: | ​ | ​ | ​ | ​ | ​ | ​ | ​
Operating lease liabilities | Current lease liabilities | ​ | $ | 5,422 | ​ | $ | 8,305
Noncurrent liabilities: | ​ | ​ | ​ | ​ | ​ | ​ | ​
Operating lease liabilities | Other long-term liabilities | ​ | $ | 18,722 | ​ | $ | 24,656
Total lease liabilities | ​ | ​ | $ | 24,144 | ​ | $ | 32,961
Lease Costs |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | Year Ended | ​
​ | ​ | ​ | December 31, | ​
​ | ​ |  | 2021 | 2020 |
​ | (In thousands)
Operating lease cost | ​ | ​ | $ | 9,848 | ​ | $ | 15,235 | ​
Short-term lease cost | ​ | ​ |  | 593 | ​ |  | 1,165 | ​
Variable lease cost | ​ | ​ |  | 143 | ​ |  | 512 | ​
Total lease cost | ​ | ​ | $ | 10,584 | ​ | $ | 16,912 | ​
Other Information |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31,
​ |  | 2021 |  | 2020 |
​ | ​ | (In thousands)
Cash paid for amounts included in the measurement of lease liabilities: | ​ | ​ | ​ | ​ | ​ | ​ | ​
Operating cash flows for operating leases | ​ | $ | 9,848 | ​ | $ | 15,235 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Right of use assets obtained in exchange for lease obligations: | ​ | ​ | ​ | ​ | ​ | ​ | ​
Operating leases | ​ | $ | — | ​ | $ | — | ​
Lease Terms and Discount Rates |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ |  | Year Ended December 31,
​ | ​ |  | 2021 |  | 2020
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Weighted-average remaining lease term - operating leases | ​ | ​ | ​ | 8.6 | ​ | ​ | 7.91
Weighted-average discount rate - operating leases | ​ | ​ | ​ | 6.19% | ​ | ​ | 6.07%
Undiscounted Cash Flows |
​ | ​ | ​ | ​ | ​
​ |  | December 31, 2021 |
​ |  | (In thousands) |
2022 | ​ | $ | 6,856 | ​
2023 | ​ |  | 4,700 | ​
2024 | ​ |  | 2,436 | ​
2025 | ​ |  | 2,185 | ​
2026 | ​ |  | 2,155 | ​
Thereafter | ​ |  | 13,035 | ​
Total undiscounted lease liability | ​ | ​ | 31,367 | ​
Less: amount of lease payments representing interest | ​ | ​ | (7,223) | ​
Long-term lease obligations | ​ | $ | 24,144 | ​

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980 + Details
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