ALLOWANCE FOR CREDIT LOSSES (Allowance For Credit Losses By Segment, Class And Impairment Status) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Financing Receivable, Impaired [Line Items]
Recorded balance of impaired loans	$ 54,943	$ 156,728
Allowance for impaired loans and leases	4,146	10,541
Allowance for all other loans and leases	149,090	153,925
Total allowance	153,236	164,466	195,118	196,913
Construction, Acquisition And Development [Member]
Financing Receivable, Impaired [Line Items]
Recorded balance of impaired loans	15,712	61,335
Allowance for impaired loans and leases	1,599	4,350
Commercial And Industrial [Member]
Financing Receivable, Impaired [Line Items]
Recorded balance of impaired loans	1,314	4,845
Allowance for impaired loans and leases	305	1,241
Allowance for all other loans and leases	18,071	22,045
Total allowance	18,376	23,286	20,724
Real Estate [Member] | Consumer Mortgages [Member]
Financing Receivable, Impaired [Line Items]
Recorded balance of impaired loans	6,406	15,107
Allowance for impaired loans and leases	309	1,103
Allowance for all other loans and leases	39,216	34,863
Total allowance	39,525	35,966	36,529
Real Estate [Member] | Home Equity [Member]
Financing Receivable, Impaired [Line Items]
Recorded balance of impaired loans	1,140	1,380
Allowance for impaired loans and leases	37	111
Allowance for all other loans and leases	5,626	5,894
Total allowance	5,663	6,005	8,630
Real Estate [Member] | Agricultural [Member]
Financing Receivable, Impaired [Line Items]
Recorded balance of impaired loans	882	5,382
Allowance for impaired loans and leases	15	92
Allowance for all other loans and leases	2,785	3,209
Total allowance	2,800	3,301	3,921
Real Estate [Member] | Commercial And Industrial-Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Recorded balance of impaired loans	11,745	16,720
Allowance for impaired loans and leases	739	864
Allowance for all other loans and leases	16,320	19,314
Total allowance	17,059	20,178	21,929
Real Estate [Member] | Construction, Acquisition And Development [Member]
Financing Receivable, Impaired [Line Items]
Recorded balance of impaired loans	15,712	61,335
Allowance for impaired loans and leases	1,599	4,350
Allowance for all other loans and leases	10,229	17,555
Total allowance	11,828	21,905	45,562
Real Estate [Member] | Commercial Real Estate [Member]
Financing Receivable, Impaired [Line Items]
Recorded balance of impaired loans	17,481	50,413
Allowance for impaired loans and leases	1,138	2,720
Allowance for all other loans and leases	42,715	37,361
Total allowance	43,853	40,081	39,444
Credit Cards [Member]
Financing Receivable, Impaired [Line Items]
Allowance for all other loans and leases	3,782	3,611
Total allowance	3,782	3,611	4,021
All Other [Member]
Financing Receivable, Impaired [Line Items]
Recorded balance of impaired loans	263	1,546
Allowance for impaired loans and leases	4	60
Allowance for all other loans and leases	10,346	10,073
Total allowance	$ 10,350	$ 10,133	$ 14,358