Loans - Summary of activity in allowance for loan losses by class (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Allowance for credit losses:
Beginning allowance balance	$ 23,540	$ 19,461	$ 24,022	$ 20,979
Provision (credit) for credit losses	2,900	3,525	5,600	5,025
Recoveries	1	6	2	25
Loans charged-off	(1,717)	(3,585)	(4,900)	(6,622)
Total ending allowance balance	24,724	19,407	24,724	19,407
Real Estate \| Multifamily
Allowance for credit losses:
Beginning allowance balance	4,520	4,207	6,026	5,116
Provision (credit) for credit losses	1,663	1,114	3,333	3,145
Recoveries	0	0
Loans charged-off	(1,572)	(308)	(4,748)	(3,248)
Total ending allowance balance	4,611	5,013	4,611	5,013
Collateral dependent nonaccrual loans	4,400		4,400		$ 7,800
Real Estate \| Commercial real estate
Allowance for credit losses:
Beginning allowance balance	836	663	795	691
Provision (credit) for credit losses	161	18	202	(10)
Recoveries	0	0
Loans charged-off	0	0
Total ending allowance balance	997	681	997	681
Real Estate \| 1-4 family
Allowance for credit losses:
Beginning allowance balance	30	45	35	52
Provision (credit) for credit losses	(1)	(8)	(6)	64
Recoveries	0	0
Loans charged-off	0	0		(79)
Total ending allowance balance	29	37	29	37
Commercial
Allowance for credit losses:
Beginning allowance balance	16,990	13,828	16,285	14,283
Provision (credit) for credit losses	848	2,332	1,553	1,877
Recoveries	0	0
Loans charged-off	0	(3,250)		(3,250)
Total ending allowance balance	17,838	12,910	17,838	12,910
Collateral dependent nonaccrual loans	736		736		$ 736
Consumer
Allowance for credit losses:
Beginning allowance balance	1,164	718	881	837
Provision (credit) for credit losses	229	69	518	(51)
Recoveries	1	6	2	25
Loans charged-off	(145)	(27)	(152)	(45)
Total ending allowance balance	$ 1,249	$ 766	$ 1,249	$ 766

Amount of allowance for credit loss on net investment in sales-type and direct financing leases.

No definition available.

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- Definition

Amount of increase in allowance for credit loss on net investment in sales-type and direct financing leases, from recovery.

+ References

No definition available.

+ Details

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- Definition

Amount, before allowance for credit loss, of net investment in sales-type and direct financing leases that are collateral dependent.

+ References

No definition available.

+ Details

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- Definition

Amount of write-off of net investment in sales-type and direct financing leases, charged against allowance for credit loss.

+ References

No definition available.

+ Details

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- Definition

Amount of expense (reversal of expense) for expected credit loss on net investment in sales-type and direct financing leases.

+ References

No definition available.

+ Details

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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