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Financial Instruments and Fair Values - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Derivative [Line Items] |  |
Interest rate swap agreements liability | $ 85 | $ 0
Termination value | 100 |
Cash Flow Hedging | Designated as Hedging Instrument |  |
Derivative [Line Items] |  |
Loss expected to be reclassified within twelve months | 5,600 |
Interest Rate Swap and Interest Rate Cap |  |
Derivative [Line Items] |  |
Interest rate swap agreements liability | 100 |
Interest Rate Swap and Interest Rate Cap | Cash Flow Hedging | Designated as Hedging Instrument |  |
Derivative [Line Items] |  |
Interest rate swap agreements liability | 100 | 17,900
Aggregate notional value | 573,200 | 574,800
Interest rate swaps included in prepaid expenses and other assets | 11,800 |
Net unrealized gains (losses) on valuation of interest rate swap agreements | $ (2,200) | $ 47,300

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