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Long-Term Debt (Narrative) (Details) - USD ($) |  | 6 Months Ended |
--- | --- | --- | ---
Dec. 19, 2022 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Debt Instrument [Line Items] |  |  |  |
Amortization of deferred costs |  | $ 18,000 | $ 18,000 |
Credit facility participation fee and fronting fee percentage |  | 0.25% |  |
Revolving Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Amortization of deferred costs |  | $ 266,000 |  |
Line of credit facility, commitment fee percentage | 0.25% |  |  |
Line of credit facility, remaining borrowing capacity |  | $ 45,000,000 |  | $ 50,000,000
Revolving Credit Facility | SOFR |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rates under Credit Facility |  | 5.33% |  |
Minimum | Base Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, basis spread on variable rate |  | 0.00% |  |
Minimum | SOFR |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, basis spread on variable rate |  | 1.00% |  |
Minimum | Revolving Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of credit facility, commitment fee percentage |  | 0.20% |  |
Maximum | Base Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, basis spread on variable rate |  | 1.00% |  |
Maximum | SOFR |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, basis spread on variable rate |  | 2.00% |  |
Maximum | Revolving Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of credit facility, commitment fee percentage |  | 0.30% |  |
Second Amendment | Revolving Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Amortization of deferred costs |  | $ 120,000 |  |
Third Amendment | Revolving Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt issuance costs |  | $ 161,000 |  |

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