Derivative financial instruments - Schedule of derivative instruments designated in a cash flow hedging relationship recognized (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
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| Derivatives Designated in Cash Flow Hedging Relationship - Interest Rate Swaps | ||||
| Derivative Instruments, Gain (Loss) [Line Items] | ||||
| Interest rate swaps | $ 510 | $ 1,102 | $ (530) | $ 5,253 |
| Location of Gain (Loss) Reclassified from Accumulated Other Comprehensive Income into Income (Effective Portion) - Interest expense | ||||
| Derivative Instruments, Gain (Loss) [Line Items] | ||||
| Interest rate swaps | $ 217 | $ 927 | $ 612 | $ 2,090 |