Condensed Consolidated Statements of Earnings - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019
Interest income:
Loans and leases	$ 262,278	$ 263,402	$ 274,229
Investment securities	27,446	28,135	29,680
Deposits in financial institutions	1,608	2,056	650
Total interest income	291,332	293,593	304,559
Interest expense:
Deposits	28,247	34,802	34,235
Borrowings	6,778	5,189	7,710
Subordinated debentures	6,560	6,983	7,738
Total interest expense	41,585	46,974	49,683
Net interest income	249,747	246,619	254,876
Provision for credit losses	112,000	3,000	4,000
Net interest income after provision for credit losses	137,747	243,619	250,876
Noninterest income:
Other commissions and fees	9,721	10,170	11,008
Leased equipment income	12,251	10,648	9,282
Service charges on deposit accounts	2,658	3,611	3,730
Gain on sale of loans and leases	87	23	0
Gain on sale of securities	182	184	2,161
Other income	4,201	2,540	4,883
Total noninterest income	29,100	27,176	31,064
Noninterest expense:
Compensation	61,282	74,637	70,845
Occupancy	14,207	14,541	14,320
Data processing	6,454	6,770	6,925
Leased equipment depreciation	7,205	6,856	5,651
Intangible asset amortization	3,948	4,153	4,870
Other professional services	4,258	4,261	4,513
Insurance and assessments	4,249	4,168	4,038
Customer related expense	3,932	3,952	2,943
Loan expense	2,650	2,967	2,885
Acquisition, integration and reorganization costs	0	(269)	618
Foreclosed assets expense (income), net	66	(3,446)	29
Goodwill impairment	1,470,000	0	0
Other expense	9,719	5,138	8,650
Total noninterest expense	1,587,970	123,728	126,287
Earnings (loss) before income taxes	(1,421,123)	147,067	155,653
Income tax expense	(11,988)	(29,186)	(43,049)
Net earnings (loss)	$ (1,433,111)	$ 117,881	$ 112,604
Earnings (loss) per share:
Basic (usd per share)	$ (12.23)	$ 0.98	$ 0.92
Diluted (usd per share)	$ (12.23)	$ 0.98	$ 0.92