CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
ASSETS
Cash and cash equivalents	$ 756,971	$ 485,587
Available-for-sale debt securities, at fair value (amortized cost of $492,626 in 2021 and $512,518 in 2020, allowance for credit losses of $0 in 2021 and $0 in 2020)	495,126	523,863
Held-to-maturity debt securities (fair value of $44,764 in 2021 and $54,190 in 2020, allowance for credit losses of $47 in 2021 and $178 in 2020)	44,299	53,324
Equity securities with readily determinable fair value	2,620	3,083
Mortgage loans held for sale, at fair value	29,393	46,867
Consumer loans held for sale, at fair value	19,747	3,298
Consumer loans held for sale, at the lower of cost or fair value	2,937	1,478
Loans (loans carried at fair value of $170 in 2021 and $497 in 2020)	4,496,562	4,813,103
Allowance for credit losses	(64,577)	(61,067)
Loans, net	4,431,985	4,752,036
Federal Home Loan Bank stock, at cost	10,311	17,397
Premises and equipment, net	36,073	39,512
Right-of-use assets	38,825	43,345
Goodwill	16,300	16,300
Other real estate owned	1,792	2,499
Bank owned life insurance	99,161	68,018
Other assets and accrued interest receivable	108,092	111,718
TOTAL ASSETS	6,093,632	6,168,325
Deposits:
Noninterest-bearing	1,990,781	1,890,416
Interest-bearing	2,849,637	2,842,765
Total deposits	4,840,418	4,733,181
Securities sold under agreements to repurchase and other short-term borrowings	290,967	211,026
Operating lease liabilities	39,672	44,340
Federal Home Loan Bank advances	25,000	235,000
Subordinated note		41,240
Other liabilities and accrued interest payable	63,343	80,215
Total liabilities	5,259,400	5,345,002
Commitments and contingent liabilities (Footnote 13)
STOCKHOLDERS' EQUITY
Preferred stock, no par value
Class A Common Stock and Class B Common Stock, no par value	4,702	4,899
Additional paid in capital	139,956	143,637
Retained earnings	687,700	666,278
Accumulated other comprehensive income	1,874	8,509
Total stockholders' equity	834,232	823,323
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 6,093,632	$ 6,168,325