Debt (Tables)	12 Months Ended
	Dec. 31, 2021
Debt [Abstract]
Schedule Of Short-Term And Long-Term Balances Of Term Loan	As of December 31, 2021 2020Term loan balance$ 216,000 $ 218,250Convertible senior notes 100,000 79,5552.45% Sparkasse Zollernalb (KFW Loan 1) 566 8861.40% Sparkasse Zollernalb (KFW Loan 2) 1,061 1,457Total loan balance 317,627 300,148Less unamortized loan origination costs (8,504) (8,485)Net borrowings 309,123 291,663Less short-term loan balance, net (1,630) (1,195)Long-term loan balance, net$ 307,493 $ 290,468
Schedule Of Debt Maturities	2022 2023 2024 2025 2026 Thereafter TotalMaturities$ 2,785 $ 2,785 $ 2,596 $ 102,462 $ 2,250 $ 204,749 $ 317,627