Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Interest income:
Real estate secured loans	$ 62,016	$ 54,441
Commercial loans	26,143	18,672
Consumer loans	3,492	4,172
Available for sale debt securities, equity securities and Federal Home Loan Bank stock	5,612	7,069
Held to maturity debt securities	2,784	2,940
Deposits, Federal funds sold and other short-term investments	484	875
Total interest income	100,531	88,169
Interest expense:
Deposits	7,417	10,958
Borrowed funds	2,809	5,190
Subordinated debt	305	0
Total interest expense	10,531	16,148
Net interest income	90,000	72,021
Provision (benefit) charge for credit losses	(15,001)	14,717
Net interest income after provision for credit losses	105,001	57,304
Non-interest income:
Fees	7,192	6,529
Wealth management income	7,134	6,251
Insurance agency income	2,727	0
Bank-owned life insurance	2,567	787
Net gains on securities transactions	197	11
Other income	1,820	3,413
Total non-interest income	21,637	16,991
Non-interest expense:
Compensation and employee benefits	35,312	31,195
Net occupancy expense	9,301	6,203
Data processing expense	4,393	4,430
FDIC insurance	1,770	0
Amortization of intangibles	972	744
Advertising and promotion expense	877	1,369
Credit loss (benefit) expense for off-balance sheet credit exposures	(875)	1,000
Other operating expenses	10,103	9,166
Total non-interest expense	61,853	54,107
Income before income tax expense	64,785	20,188
Income tax expense	16,226	5,257
Net income	$ 48,559	$ 14,931
Basic earnings per share (usd per share)	$ 0.63	$ 0.23
Weighted average basic shares outstanding (in shares)	76,516,543	64,386,138
Diluted earnings per share (usd per share)	$ 0.63	$ 0.23
Weighted average diluted shares outstanding (in shares)	76,580,862	64,457,263