CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
OPERATING ACTIVITIES
Net income	$ 13,231	$ 22,928
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for credit losses	20,050	5,684
Provision for credit losses		5,649
Provision for unfunded loan commitments	0	35
Net depreciation, amortization and accretion	1,171	1,420
Net amortization of discounts and premiums on securities	1,154	776
Stock-based compensation expense	443	604
Gain on the sale of mortgage loans, net	(536)	(293)
Mortgage loans originated for sale	(37,332)	(14,506)
Proceeds from the sale of mortgage loans	35,358	14,464
Net change in:
Interest receivable	26	(1,963)
Interest payable	(242)	(789)
Other assets	(149,186)	(3,466)
Other liabilities	55,902	5,600
Net Cash (Used in) Provided by Operating Activities	(59,961)	30,459
INVESTING ACTIVITIES
Purchases of securities	(30,292)	(9,437)
Proceeds from maturities, prepayments and calls of securities	33,869	20,193
Net (purchases of) proceeds from sales of Federal Home Loan Bank stock	(5,277)
Net (purchases of) proceeds from sales of Federal Home Loan Bank stock		9,477
Net (increase) decrease in loans	(122,507)
Net (increase) decrease in loans		4,760
Proceeds from sale of loans not originated for resale	0	465
Purchases of premises and equipment	(1,429)	(1,757)
Net Cash (Used in) Provided by Investing Activities	(125,636)	23,701
FINANCING ACTIVITIES
Net increase in core deposits	28,684	170,744
Net decrease in certificates of deposit	(7,042)	(11,241)
Net increase in securities sold under repurchase agreements	49,756	5,044
Net increase (decrease) in short-term borrowings	128,921
Net increase (decrease) in short-term borrowings		(235,000)
Proceeds from long-term borrowings	0	104
Repayments on long-term borrowings	(688)	0
Other assets	(563)	(876)
Cash dividends paid to common shareholders	(11,051)	(9,317)
Repurchase of common stock	(12,559)	(12,287)
Net Cash Provided by (Used in) Financing Activities	175,458	(92,829)
Net decrease in cash and cash equivalents	(10,139)	(38,669)
Cash and cash equivalents at beginning of period	197,823	155,489
Cash and Cash Equivalents at End of Period	187,684	116,820
Supplemental Disclosures
Leased right-of-use operating assets and lease liabilities added to the balance sheet	91	35,686
Interest paid	17,795	19,023
Income taxes paid, net of refunds	210	1,432
Transfers of loans to other real estate owned	$ 110	$ 80