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	Jun. 30, 2014	Dec. 31, 2013
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	$ 9,311,661	$ 8,958,015
Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	8,930,723	8,533,481
Special Mention [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	20,853	5,570
Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	328,689	361,543
Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,268	2,478
Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	30,128	54,943
Commercial And Industrial [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,699,803	1,529,249
Commercial And Industrial [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,650,893	1,495,972
Commercial And Industrial [Member] | Special Mention [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	16,307	978
Commercial And Industrial [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	31,157	30,886
Commercial And Industrial [Member] | Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total		99
Commercial And Industrial [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,446	1,314
Real Estate [Member] | Consumer Mortgages [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	2,071,503	1,976,073
Real Estate [Member] | Consumer Mortgages [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,983,165	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	82,769	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	5,569	6,406
Real Estate [Member] | Home Equity [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	506,988	494,339
Real Estate [Member] | Home Equity [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	496,451	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	9,903	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	634	1,140
Real Estate [Member] | Agricultural [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	238,003	234,576
Real Estate [Member] | Agricultural [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	224,337	214,728
Real Estate [Member] | Agricultural [Member] | Special Mention [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	509	779
Real Estate [Member] | Agricultural [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	12,724	18,187
Real Estate [Member] | Agricultural [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	433	882
Real Estate [Member] | Commercial And Industrial - Owner Occupied [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,505,679	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	1,435,618	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	3,782	116
Real Estate [Member] | Commercial And Industrial - Owner Occupied [Member] | Substandard [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	61,508	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	342	849
Real Estate [Member] | Commercial And Industrial - Owner Occupied [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	4,429	11,745
Real Estate [Member] | Construction, Acquisition And Development [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	772,162	741,458
Real Estate [Member] | Construction, Acquisition And Development [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	721,572	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	43,238	49,401
Real Estate [Member] | Construction, Acquisition And Development [Member] | Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	576	587
Real Estate [Member] | Construction, Acquisition And Development [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	6,521	15,712
Real Estate [Member] | Commercial Real Estate [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,901,759	1,846,039
Real Estate [Member] | Commercial Real Estate [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	1,814,209	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	76,286	76,199
Real Estate [Member] | Commercial Real Estate [Member] | Doubtful [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	350	420
Real Estate [Member] | Commercial Real Estate [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	10,914	17,481
Credit Cards [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	109,186	111,328
Credit Cards [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	109,186	111,328
All Other [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	506,578	551,633
All Other [Member] | Pass [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	495,292	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	11,104	12,832
All Other [Member] | Impaired [Member]
Loan and lease portfolio, net of unearned income, by grade [Abstract]
Total	$ 182	$ 263