Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022
INTEREST INCOME:
Loans and leases	$ 867,000	$ 589,000	$ 393,000
Securities and money market investments	167,000	92,000	36,000
Total interest income	1,034,000	681,000	429,000
INTEREST EXPENSE:
Interest-bearing checking and money market accounts	157,000	122,000	8,000
Savings accounts	39,000	27,000	8,000
Certificates of deposit	87,000	51,000	11,000
Borrowed funds	196,000	102,000	70,000
Total interest expense	479,000	302,000	97,000
Net interest income	555,000	379,000	332,000
Provision for (recovery of) credit losses	170,000	124,000	(2,000)
Net interest income after provision for credit loan losses	385,000	255,000	334,000
NON-INTEREST INCOME:
Bargain purchase gain	2,001,000	159,000	0
Fee income	27,000	10,000	6,000
Net return on mortgage servicing rights	22,000	6,000	0
Net gain on loan sales	20,000	5,000	0
Other	11,000	7,000	2,000
Bank-owned life insurance	10,000	8,000	7,000
Loan administration income	7,000	3,000	0
Net loss on securities	0	0	(1,000)
Total non-interest income	2,098,000	198,000	14,000
NON-INTEREST EXPENSE:
Compensation and benefits	219,000	116,000	80,000
Occupancy and equipment	37,000	25,000	23,000
General and administrative	136,000	63,000	31,000
Total operating expense	392,000	204,000	134,000
Intangible asset amortization	17,000	5,000	0
Merger-related expenses	67,000	60,000	7,000
Total non-interest expense	476,000	269,000	141,000
Income before income taxes	2,007,000	184,000	207,000
Income tax expense	1,000	12,000	52,000
Net income	2,006,000	172,000	155,000
Preferred stock dividends	8,000	8,000	8,000
Net income available to common stockholders	$ 1,998,000	$ 164,000	$ 147,000
Earnings Per Share [Abstract]
Basic (in usd per share)	$ 2.88	$ 0.30	$ 0.31
Diluted (in usd per share)	$ 2.87	$ 0.30	$ 0.31
Net income	$ 2,006,000	$ 172,000	$ 155,000
Change in net unrealized (loss) gain on securities available for sale, net of tax of $(21); $6; and $82;, respectively	60,000	(14,000)	(215,000)
Change in pension and post-retirement obligations, net of tax of $0; $6; and $0;, respectively	1,000	(18,000)	0
Change in net unrealized gain (loss) on cash flow hedges, net of tax of $23; $(6); and $(4);, respectively	(67,000)	18,000	12,000
Reclassification adjustment for defined benefit pension plan, net of tax of $(1); $0; and $0;, respectively	1,000	2,000	0
Reclassification adjustment for net gain on cash flow hedges included in net income, net of tax $2; $2; and $(2);, respectively	(4,000)	(6,000)	4,000
Total other comprehensive (loss) income, net of tax	(9,000)	(18,000)	(199,000)
Total comprehensive income (loss), net of tax	$ 1,997,000	$ 154,000	$ (44,000)