CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Operating Activities
Net Income	$ 24,433	$ 27,477
Adjustments to reconcile net income to net cash used in operating activities:
Originations of mortgage loans held for sale	(194,149)	(86,351)
Proceeds from the sale of mortgage loans	176,250	79,575
Gain on sale of mortgage loans, net of origination costs	(6,095)	(1,998)
Provision for credit losses	11,173	1,917
Depreciation and amortization expense	1,892	1,901
Investment securities amortization and accretion, net	1,755	1,371
Stock-based compensation expense	951	935
Amortization of intangible assets	341	352
Purchase accounting accretion, net	(617)	(817)
Net increase in derivative collateral	(30,820)	(26,050)
Increase in other assets	(7,789)	(4,245)
Increase (decrease) in other liabilities	3,188	(374)
Net cash used in operating activities	(19,487)	(6,307)
Investing Activities
Proceeds from sales and maturities of available-for-sale securities	108,396	115,715
Purchase of available-for-sale securities	(206,496)	(98,755)
Net increase in loans	(231,369)	(74,556)
Purchase of Federal Home Loan Bank stock	(9,232)	(3,656)
Proceeds from sale of Federal Home Loan Bank stock	7,754	6,706
Purchase of premises and equipment	2,261	1,896
Recoveries of previously charged-off loans	170	133
Proceeds from the sale of other real estate owned	0	554
Net cash used in investing activities	(333,038)	(55,755)
Financing Activities
Net increase in deposits	458,624	127,169
Net repayments of borrowings less than 90 days	(22,811)	(29,221)
Proceeds from Federal Home Loan Bank long-term advances	25,000	0
Repayments of Federal Home Loan Bank long-term advances	10,000	0
Common stock repurchases	(7,973)	(6,997)
Exercise of stock options and issuance of restricted stock, net of repurchase for tax withholdings	(100)	(241)
Cash dividends paid on common stock	9,954	9,358
Finance lease payments	(69)	(53)
Net cash provided by financing activities	432,717	81,299
Net increase in cash, cash equivalents and restricted cash	80,192	19,237
Cash, cash equivalents, and restricted cash at beginning of period	75,636	66,999
Cash, cash equivalents and restricted cash at end of period	155,828	86,236
Supplemental information
Interest paid	13,528	20,214
Income taxes paid	279	5,351
Unsettled common stock repurchase	0	111
Transfer from loans to other real estate owned	$ 24	$ 543