Condensed Consolidated Statements of Cash Flows $ in Thousands	6 Months Ended
	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)
Cash flows from operating activities:
Net income	$ 27,502	$ 34,580
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation	3,048	2,743
Provision for credit losses	41,855	3,198
Deferred income taxes	(4,937)	3,813
Net amortization of debt securities	2,756	1,189
Amortization of intangible assets	2,880	2,418
Gain on sale of investment securities	(4)	292
Mortgage loans originated-for-sale	(94,536)	(11,645)
Proceeds from mortgage loans sold	84,799	10,629
Sale of other real estate	5	(48)
Sale of state tax credits	(211)	(107)
Share-based Payment Arrangement, Noncash Expense	2,029	1,907
Net accretion of loan discount	(4,049)	(4,702)
Changes in other assets and liabilities, net
Increase (Decrease) in Other Operating Assets and Liabilities, Net	(2,277)	(23,700)
Net cash provided by operating activities	58,860	20,567
Cash flows from investing activities:
Payments for Previous Acquisition	0	(23,377)
Net increase in loans	(815,437)	(121,115)
Sale of debt securities, available-for-sale	207	263,298
Paydown or maturity of debt securities, available-for-sale	140,218	58,229
Paydown or maturity of debt securities, held-to-maturity	8,711	2,864
Redemption of other investments	25,978	31,138
Sale of state tax credits held for sale	1,924	2,252
Sale of other real estate	609	2,281
Proceeds from Life Insurance Policy	974	0
Payments for the purchase of:
Available-for-sale debt securities	(152,082)	(363,900)
Other investments	(38,527)	(43,589)
State tax credits held for sale	(3,730)	(1,852)
Fixed assets, net	(1,532)	(2,236)
Net cash used in investing activities	(832,687)	(196,007)
Cash flows from financing activities:
Net increase (decrease) in noninterest-bearing deposit accounts	638,520	(88,219)
Net increase (decrease) in interest-bearing deposit accounts	290,036	(21,615)
Proceeds from FHLB advances, net	27,700	312,500
Proceeds from Issuance of Long-term Debt	0	40,000
Repayments of Long-term Debt	(2,857)	(4,857)
Proceeds from Issuance of Subordinated Long-term Debt	61,953	0
Net decrease in other borrowings	(34,355)	(60,490)
Cash dividends paid on common stock	(9,458)	(7,798)
Payments for Repurchase of Common Stock	(15,347)	0
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture	(894)	(1,233)
Net cash provided by financing activities	955,298	168,288
Net increase (decrease) in cash and cash equivalents	181,471	(7,152)
Cash and cash equivalents, beginning of period	167,256	196,552
Cash and cash equivalents, end of period	348,727	189,400
Noncash transactions:
Cash paid during the period for interest	20,574	32,036
Income Taxes Paid, Net	30	11,915
Transfer to other real estate owned in settlement of loans	0	7,783
Sales of other real estate financed	48	0
Right-of-use assets obtained in exchange for lease obligations	$ 200	$ 0
Common shares issued related to acquisition	0	171,885
Transfer to Investments	$ 163,592	$ 0