Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Interest income:
Real estate secured loans	$ 63,835	$ 62,016
Commercial loans	22,821	26,143
Consumer loans	3,139	3,492
Available for sale debt securities, equity securities and Federal Home Loan Bank stock	7,951	5,612
Held to maturity debt securities	2,596	2,784
Deposits, Federal funds sold and other short-term investments	647	484
Total interest income	100,989	100,531
Interest expense:
Deposits	5,187	7,417
Borrowed funds	1,168	2,809
Subordinated debt	108	305
Total interest expense	6,463	10,531
Net interest income	94,526	90,000
Provision benefit for credit losses	(6,405)	(15,001)
Net interest income after provision for credit losses	100,931	105,001
Non-interest income:
Fees	6,889	7,192
Wealth management income	7,466	7,134
Insurance agency income	3,420	2,727
Bank-owned life insurance	1,179	2,567
Net gains on securities transactions	16	197
Other income	1,178	1,820
Total non-interest income	20,148	21,637
Non-interest expense:
Compensation and employee benefits	37,067	35,312
Net occupancy expense	9,330	9,301
Data processing expense	5,344	4,393
FDIC insurance	1,205	1,770
Amortization of intangibles	859	972
Advertising and promotion expense	1,104	877
Credit loss benefit for off-balance sheet credit exposures	(2,390)	(875)
Other operating expenses	9,367	10,103
Total non-interest expense	61,886	61,853
Income before income tax expense	59,193	64,785
Income tax expense	15,231	16,226
Net income	$ 43,962	$ 48,559
Basic earnings per share (usd per share)	$ 0.58	$ 0.63
Weighted average basic shares outstanding (in shares)	75,817,971	76,516,543
Diluted earnings per share (usd per share)	$ 0.58	$ 0.63
Weighted average diluted shares outstanding (in shares)	75,914,079	76,580,862