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Leases - Balance Sheet Information (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Operating Leases |  |
Operating lease right-of-use assets | $ 21,861 | $ 22,260
Current portion of operating lease liabilities included in "Other accrued liabilities" | 6,600 | 7,529
Operating lease liabilities | 15,704 | 15,181
Total operating lease liabilities | $ 22,304 | $ 22,710
Operating Lease, Liability, Current, Statement of Financial Position | Other accrued liabilities | Other accrued liabilities
Finance Leases |  |
Property, plant and equipment, at cost | $ 1,071 | $ 10,352
Accumulated depreciation | (364) | (3,703)
Property, plant and equipment, net | 707 | 6,649
Current installments of finance lease obligations | $ 280 | $ 2,707
Finance Lease, Liability, Current, Statement of Financial Position | Current portion of long term debt and finance lease obligations | Current portion of long term debt and finance lease obligations
Finance lease obligations | $ 9 | $ 289
Total finance lease obligations | $ 289 | $ 2,996
Weighted Average Remaining Lease Term (years) |  |
Operating leases | 6 years 5 months 15 days | 5 years 10 months 13 days
Finance leases | 11 months 19 days | 1 year 4 months 20 days
Weighted Average Discount Rate |  |
Operating leases | 4.96% | 5.04%
Finance leases | 5.74% | 6.04%

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