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Fair Value Measurements (Narrative) (Details) - $ / shares
Mar. 31, 2023
Dec. 31, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 0.01 $ 0.01
Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Class of Warrant or Right, Exercise Price of Warrants or Rights 0.01 0.01
Common Stock, No Par Value $ 0.01 $ 0.01