| Commitments and Contingencies (Narrative) (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022 | 
|---|---|---|
| Commitments and Contingencies | ||
| Operating lease liabilities | $ 21,831 | |
| Operating lease right-of-use asset, net | $ 17,951 | $ 19,991 | 
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- References No definition available. 
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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