Quarterly report pursuant to Section 13 or 15(d)

Company Description and Summary of Significant Accounting Policies, Fair Value of Financial Instruments Measured on a Recurring Basis (Details)

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Company Description and Summary of Significant Accounting Policies, Fair Value of Financial Instruments Measured on a Recurring Basis (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2023
Company Description and Summary of Significant Accounting Policies [Abstract]      
Transfers in into Level 3 $ 0 $ 0  
Transfers out of Level 3 0 $ 0  
Recurring Basis [Member]      
Assets [Abstract]      
Assets at fair value 5   $ 15
Liabilities [Abstract]      
Total liabilities at fair value 74   74
Recurring Basis [Member] | Derivative Liability [Member]      
Liabilities [Abstract]      
Total liabilities at fair value 74   74
Recurring Basis [Member] | Short-Term Investments [Member]      
Assets [Abstract]      
Assets at fair value 5   15
Recurring Basis [Member] | Level 1 [Member]      
Assets [Abstract]      
Assets at fair value 5   15
Liabilities [Abstract]      
Total liabilities at fair value 0   0
Recurring Basis [Member] | Level 1 [Member] | Derivative Liability [Member]      
Liabilities [Abstract]      
Total liabilities at fair value 0   0
Recurring Basis [Member] | Level 1 [Member] | Short-Term Investments [Member]      
Assets [Abstract]      
Assets at fair value 5   15
Recurring Basis [Member] | Level 2 [Member]      
Assets [Abstract]      
Assets at fair value 0   0
Liabilities [Abstract]      
Total liabilities at fair value 0   0
Recurring Basis [Member] | Level 2 [Member] | Derivative Liability [Member]      
Liabilities [Abstract]      
Total liabilities at fair value 0   0
Recurring Basis [Member] | Level 2 [Member] | Short-Term Investments [Member]      
Assets [Abstract]      
Assets at fair value 0   0
Recurring Basis [Member] | Level 3 [Member]      
Assets [Abstract]      
Assets at fair value 0   0
Liabilities [Abstract]      
Total liabilities at fair value 74   74
Recurring Basis [Member] | Level 3 [Member] | Derivative Liability [Member]      
Liabilities [Abstract]      
Total liabilities at fair value 74   74
Recurring Basis [Member] | Level 3 [Member] | Short-Term Investments [Member]      
Assets [Abstract]      
Assets at fair value $ 0   $ 0