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Goodwill and Intangible Assets (Schedule of changes in the carrying value of goodwill) (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2023
Dec. 31, 2022
Goodwill and Intangible Assets    
Beginning balance $ 2,235 $ 2,235
Ending balance 2,235 2,235
Impairment loss on goodwill $ 0 $ 0