CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Assets
Cash and due from financial institutions	$ 110,935	$ 77,774
Interest-bearing deposits in other financial institutions	206,035	303,167
Investment securities:
Debt securities available-for-sale, at fair value	765,213	737,658
Debt securities held-to-maturity, at amortized cost; fair value of: $499,833 as of June 30, 2025 and $506,681 as of December 31, 2024	580,476	596,930
Total investment securities	1,345,689	1,334,588
Loans held for sale	0	5,662
Loans	5,289,809	5,332,852
Less: allowance for credit losses	59,611	59,182
Loans, net of allowance for credit losses	5,230,198	5,273,670
Premises and equipment, net	103,657	104,342
Accrued interest receivable	23,518	23,378
Investment in unconsolidated entities	49,370	52,417
Mortgage servicing rights, net	8,436	8,473
Bank-owned life insurance	177,639	176,216
Federal Home Loan Bank of Des Moines ("FHLB") and Federal Reserve Bank ("FRB") stock	24,816	6,929
Right-of-use lease assets	30,693	30,824
Other assets	58,581	74,656
Total assets	7,369,567	7,472,096
Deposits:
Noninterest-bearing demand	1,938,226	1,888,937
Interest-bearing demand	1,336,620	1,338,719
Savings and money market	2,242,122	2,329,170
Time	1,028,021	1,087,185
Total deposits	6,544,989	6,644,011
Long-term debt, net of unamortized debt issuance costs	131,466	156,345
Lease liabilities	31,981	32,025
Accrued interest payable	8,755	10,051
Other liabilities	83,502	91,279
Total liabilities	6,800,693	6,933,711
Contingent liabilities and other commitments (see Note 17)
Equity:
Preferred stock, no par value, authorized 1,000,000 shares; issued and outstanding: none as of June 30, 2025 and December 31, 2024	0	0
Common stock, no par value, authorized 185,000,000 shares; issued and outstanding: 26,981,436 as of June 30, 2025 and 27,065,570 as of December 31, 2024	399,823	404,494
Additional paid-in capital	106,033	105,054
Retained earnings	164,676	143,259
Accumulated other comprehensive loss	(101,658)	(114,422)
Total equity	568,874	538,385
Total liabilities and equity	$ 7,369,567	$ 7,472,096