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%