LOANS AND LEASES (Loan And Lease Portfolio, Net Of Unearned Income, By Segment, Class And Internally Assigned Grade) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	$ 10,007,571	$ 9,712,936
Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	9,692,264	9,366,126
Special Mention [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	695	978
Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	278,194	316,722
Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,305	1,009
Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	35,113	28,101
Commercial And Industrial [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,730,142	1,746,486
Commercial And Industrial [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,688,364	1,709,475
Commercial And Industrial [Member] | Special Mention [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	695	978
Commercial And Industrial [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	33,809	33,879
Commercial And Industrial [Member] | Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	107
Commercial And Industrial [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	7,167	2,154
Real Estate [Member] | Consumer Mortgages [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	2,374,122	2,257,726
Real Estate [Member] | Consumer Mortgages [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	2,288,980	2,167,965
Real Estate [Member] | Consumer Mortgages [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	81,312	84,975
Real Estate [Member] | Consumer Mortgages [Member] | Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	226
Real Estate [Member] | Consumer Mortgages [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	3,604	4,786
Real Estate [Member] | Home Equity [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	558,460	531,374
Real Estate [Member] | Home Equity [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	547,169	521,011
Real Estate [Member] | Home Equity [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	9,480	9,744
Real Estate [Member] | Home Equity [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,811	619
Real Estate [Member] | Agricultural [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	239,884	239,616
Real Estate [Member] | Agricultural [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	232,626	227,688
Real Estate [Member] | Agricultural [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	7,258	11,928
Real Estate [Member] | Commercial And Industrial - Owner Occupied [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,596,244	1,522,536
Real Estate [Member] | Commercial And Industrial - Owner Occupied [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,538,436	1,450,158
Real Estate [Member] | Commercial And Industrial - Owner Occupied [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	47,991	64,420
Real Estate [Member] | Commercial And Industrial - Owner Occupied [Member] | Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	233	491
Real Estate [Member] | Commercial And Industrial - Owner Occupied [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	9,584	7,467
Real Estate [Member] | Construction, Acquisition And Development [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	860,407	853,623
Real Estate [Member] | Construction, Acquisition And Development [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	826,039	811,227
Real Estate [Member] | Construction, Acquisition And Development [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	30,309	39,675
Real Estate [Member] | Construction, Acquisition And Development [Member] | Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	444	334
Real Estate [Member] | Construction, Acquisition And Development [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	3,615	2,387
Real Estate [Member] | Commercial Real Estate [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	2,081,394	1,961,977
Real Estate [Member] | Commercial Real Estate [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	2,016,614	1,893,514
Real Estate [Member] | Commercial Real Estate [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	55,452	57,761
Real Estate [Member] | Commercial Real Estate [Member] | Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	295	184
Real Estate [Member] | Commercial Real Estate [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	9,033	10,518
Credit Cards [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	110,552	113,426
Credit Cards [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	110,552	113,426
All Other [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	456,366	486,172
All Other [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	443,484	471,662
All Other [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	12,583	14,340
All Other [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	$ 299	$ 170