CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities:
Net income	$ 1,549	$ 13,982
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for credit losses	11,579	3,243
Depreciation on premises and equipment	1,677	1,601
Amortization of intangible assets	1,762	1,810
Amortization of operating lease right-of-use asset	670	708
Share-based compensation expense	602	846
Increase in cash surrender value of life insurance	(900)	(903)
Investment securities amortization, net	702	964
Gain on sales of other real estate owned	(15)	(66)
Impairment of other real estate owned	605	16
Origination of loans held for sale	(69,332)	(84,231)
Proceeds from sales of loans held for sale	73,114	99,323
Gain on loans sold and held for sale	(2,178)	(3,121)
Loss on disposals of premises and equipment	9	7
Amortization of loan servicing rights	790	678
Impairment of loan servicing rights	8,468	25
Impairment of assets held for sale	642
Net change in other operating assets and liabilities:
Accrued interest receivable	(186)	(109)
Accrued interest payable	678	1,399
Accrued income taxes receivable	(768)	3,739
Operating lease liabilities	(943)	(741)
Other assets	(4,912)	(1,920)
Other liabilities	(8,062)	(7,252)
Net cash provided by operating activities	15,551	29,998
Investment securities available for sale:
Purchases	(50,442)	(15,565)
Sales	0	0
Maturities and payments	44,242	27,023
Equity securities:
Purchases	(23)	(16)
Net (increase) decrease in loans	(85,972)	44,390
Purchases of premises and equipment	(765)	(1,282)
Proceeds from sales of mortgage servicing rights held for sale		3,288
Purchases of nonmarketable equity securities	(1,563)	(7,971)
Sales of nonmarketable equity securities		4,434
Proceeds from sales of other real estate owned	120	1,164
Net cash (used in) provided by investing activities	(94,403)	55,465
Cash flows from financing activities:
Net increase (decrease) in deposits	106,386	(37,882)
Net (decrease) increase in short-term borrowings	(38,451)	(8,403)
Proceeds from FHLB borrowings	100,000	195,000
Payments made on FHLB borrowings	(200)	(165,196)
Payments made on other borrowings		(1,429)
Payments made on subordinated debt	(7,250)
Cash dividends paid on preferred stock		(82)
Cash dividends paid on common stock	(6,575)	(5,823)
Common stock repurchased	(20,562)
Proceeds from issuance of common stock under employee benefit plans	395	1,132
Net cash provided by (used in) financing activities	133,743	(22,683)
Net increase (decrease) in cash and cash equivalents	54,891	62,780
Cash and cash equivalents:
Beginning of period	394,505	213,700
End of period	449,396	276,480
Cash payments for:
Interest paid on deposits and borrowed funds	13,985	12,432
Income tax paid (net of refunds)	898	$ 337
Supplemental disclosures of noncash investing and financing activities:
Transfer of investment securities held to maturity to investment securities available for sale	99,688
Transfer of loans to other real estate owned	$ 1,813