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Financial Instruments (Changes in estimated fair value of contingent consideration) (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2022
USD ($)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]  
Beginning balance $ 169,717
Change in estimated fair value (1,063)
Ending balance 168,654
Level 3 [Member]  
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]  
Beginning balance 169,717
Change in estimated fair value (1,063)
Ending balance $ 168,654