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Derivatives - Cash flow hedges (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) recognized in OCI on Derivative	$ 284		$ 284	$ (1)
Designated Cash Flow Hedge | Interest Expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (loss) reclassified from AOCI into income	0	$ (60)	0	(445)
Designated Cash Flow Hedge | Interest rate products
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) recognized in OCI on Derivative	$ 0	$ 0	$ 0	$ (844)

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Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.

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Amount before tax of reclassification adjustments of other comprehensive income (loss).

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