Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Interest and dividend income
Loans, including fees	$ 38,229	$ 20,815	$ 74,595	$ 43,022
Loans held-for-sale	32	38	89	93
Securities:
Taxable	6,670	1,832	11,723	3,447
Tax exempt	1,413	1,259	2,846	2,566
Dividends from FHLBC and FRBC stock	263	113	416	228
Interest bearing deposits with financial institutions	782	137	1,051	229
Total interest and dividend income	47,389	24,194	90,720	49,585
Interest expense
Savings, NOW, and money market deposits	347	217	744	458
Time deposits	265	409	542	909
Securities sold under repurchase agreements	9	21	20	52
Junior subordinated debentures	284	284	564	564
Subordinated debentures	547	517	1,093	517
Senior notes	578	673	1,063	1,346
Notes payable and other borrowings	95	119	198	242
Total interest expense	2,125	2,240	4,224	4,088
Net interest and dividend income	45,264	21,954	86,496	45,497
Provision for (release of) credit losses	550	(3,500)	550	(6,500)
Net interest and dividend income after provision for (release of) credit losses	44,714	25,454	85,946	51,997
Noninterest income
Mortgage servicing rights mark to market gain (loss)	82	(1,033)	3,060	80
Net (loss) gain on sales of mortgage loans	(262)	1,895	1,233	5,616
Securities (losses) gains, net	(33)	2	(33)	2
Change in cash surrender value of BOLI	72	423	196	757
Card related income	2,965	1,666	5,532	3,113
Other income	924	577	1,793	1,027
Total noninterest income	9,211	7,919	22,674	19,219
Noninterest expense
Salaries and employee benefits	21,332	12,896	41,299	26,402
Occupancy, furniture and equipment	3,046	2,303	6,745	4,770
Computer and data processing	4,006	1,304	10,274	2,602
FDIC insurance	702	192	1,112	393
General bank insurance	351	277	666	553
Amortization of core deposit intangible	659	115	1,324	235
Advertising expense	194	95	376	155
Card related expense	1,057	626	1,591	1,219
Legal fees	179	135	436	190
Consulting & management fees	523	250	1,139	667
Other real estate expense, net	87	77	75	113
Other expense	5,113	3,131	10,464	5,840
Total noninterest expense	37,249	21,401	75,501	43,139
Income before income taxes	16,676	11,972	33,119	28,077
Provision for income taxes	4,429	3,152	8,852	7,378
Net income	$ 12,247	$ 8,820	$ 24,267	$ 20,699
Basic earnings per share	$ 0.28	$ 0.30	$ 0.55	$ 0.71
Diluted earnings per share	0.27	0.30	0.54	0.70
Dividends declared per share	$ 0.05	$ 0.05	$ 0.10	$ 0.06
Trust Income
Noninterest income
Service charges on deposits	$ 2,506	$ 2,389	$ 5,204	$ 4,540
Deposit Account
Noninterest income
Service charges on deposits	2,328	1,221	4,402	2,416
Secondary mortgage fees
Noninterest income
Service charges on deposits	50	272	189	594
Bank Servicing
Noninterest income
Service charges on deposits	$ 579	$ 507	$ 1,098	$ 1,074