Consolidated Balance Sheets - USD ($) shares in Thousands, $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
ASSETS
Cash and due from banks	$ 178,096	$ 218,899
Interest-earning deposits with banks	706,389	434,867
Total cash and cash equivalents	884,485	653,766
Debt securities available for sale at fair value	5,496,290	5,210,134
Equity Securities	13,425	13,425
FHLB stock at cost	10,280	10,280
Loans held for sale	26,176	26,481
Loans, net of unearned income	9,676,318	9,427,660
Less: Allowance for credit losses	148,294	149,140
Loans, net	9,528,024	9,278,520
Interest receivable	52,667	54,831
Premises and equipment, net	160,179	162,059
OREO	521	553
Goodwill	765,842	765,842
Other intangible assets, net	24,810	26,734
Other assets	372,417	382,154
Total assets	17,335,116	16,584,779
LIABILITIES AND SHAREHOLDERS' EQUITY
Noninterest-bearing	7,424,472	6,913,214
Interest-bearing	7,342,994	6,956,648
Total deposits	14,767,466	13,869,862
FHLB advances	7,400	7,414
Securities sold under agreements to repurchase	38,624	73,859
Subordinated debentures	35,046	35,092
Other liabilities	211,517	250,945
Total liabilities	$ 15,060,053	$ 14,237,172
Shareholders' equity:
Preferred Stock, Authorized shares	2,000	2,000
Common Stock Authorized shares	115,000	115,000
Common Stock Shares Issued	73,923	73,782
Common Stock Issued value	$ 1,661,129	$ 1,660,998
Common Stock, Shares, Outstanding	71,739	71,598
Retained earnings	$ 607,040	$ 575,248
Accumulated other comprehensive income	$ 77,728	$ 182,195
Treasury Stock, Shares	2,184	2,184
Treasury Stock, Value	$ (70,834)	$ (70,834)
Total shareholders’ equity	2,275,063	2,347,607
Total liabilities and shareholders’ equity	$ 17,335,116	$ 16,584,779