LOANS AND LEASES (Loan And Lease Portfolio, Net Of Unearned Income, By Segment, Class And Internally Assigned Grade) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	$ 9,510,542	$ 8,958,015
Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	9,169,875	8,533,481
Special Mention [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	5,434	5,570
Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	311,398	361,543
Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,014	2,478
Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	22,821	54,943
Commercial And Industrial [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,714,012	1,529,249
Commercial And Industrial [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,685,887	1,495,972
Commercial And Industrial [Member] | Special Mention [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	994	978
Commercial And Industrial [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	25,536	30,886
Commercial And Industrial [Member] | Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	341	99
Commercial And Industrial [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,254	1,314
Real Estate [Member] | Consumer Mortgages [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	2,191,265	1,976,073
Real Estate [Member] | Consumer Mortgages [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	2,098,275	1,859,094
Real Estate [Member] | Consumer Mortgages [Member] | Special Mention [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total		1,531
Real Estate [Member] | Consumer Mortgages [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	88,742	108,615
Real Estate [Member] | Consumer Mortgages [Member] | Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total		427
Real Estate [Member] | Consumer Mortgages [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	4,248	6,406
Real Estate [Member] | Home Equity [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	518,263	494,339
Real Estate [Member] | Home Equity [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	507,884	478,283
Real Estate [Member] | Home Equity [Member] | Special Mention [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total		250
Real Estate [Member] | Home Equity [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	9,752	14,570
Real Estate [Member] | Home Equity [Member] | Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total		96
Real Estate [Member] | Home Equity [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	627	1,140
Real Estate [Member] | Agricultural [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	242,023	234,576
Real Estate [Member] | Agricultural [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	227,546	214,728
Real Estate [Member] | Agricultural [Member] | Special Mention [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	500	779
Real Estate [Member] | Agricultural [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	13,711	18,187
Real Estate [Member] | Agricultural [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	266	882
Real Estate [Member] | Commercial And Industrial - Owner Occupied [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,508,679	1,473,320
Real Estate [Member] | Commercial And Industrial - Owner Occupied [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,443,345	1,409,757
Real Estate [Member] | Commercial And Industrial - Owner Occupied [Member] | Special Mention [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	3,685	116
Real Estate [Member] | Commercial And Industrial - Owner Occupied [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	57,572	50,853
Real Estate [Member] | Commercial And Industrial - Owner Occupied [Member] | Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	142	849
Real Estate [Member] | Commercial And Industrial - Owner Occupied [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	3,935	11,745
Real Estate [Member] | Construction, Acquisition And Development [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	819,636	741,458
Real Estate [Member] | Construction, Acquisition And Development [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	776,197	674,299
Real Estate [Member] | Construction, Acquisition And Development [Member] | Special Mention [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	255	1,459
Real Estate [Member] | Construction, Acquisition And Development [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	39,310	49,401
Real Estate [Member] | Construction, Acquisition And Development [Member] | Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	342	587
Real Estate [Member] | Construction, Acquisition And Development [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	3,532	15,712
Real Estate [Member] | Commercial Real Estate [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,916,577	1,846,039
Real Estate [Member] | Commercial Real Estate [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,850,212	1,751,553
Real Estate [Member] | Commercial Real Estate [Member] | Special Mention [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total		386
Real Estate [Member] | Commercial Real Estate [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	57,393	76,199
Real Estate [Member] | Commercial Real Estate [Member] | Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	189	420
Real Estate [Member] | Commercial Real Estate [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	8,783	17,481
Credit Cards [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	109,464	111,328
Credit Cards [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	109,464	111,328
All Other [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	490,623	551,633
All Other [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	471,065	538,467
All Other [Member] | Special Mention [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total		71
All Other [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	19,382	12,832
All Other [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	$ 176	$ 263