LOANS AND LEASES (Details 3) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011	Sep. 30, 2011
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	$ 3,053,081	$ 2,812,105	$ 2,897,820
Real estate mortgage
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	1,928,890	1,982,464	2,031,893
Real estate mortgage | Hospitality
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	118,189	144,402
Real estate mortgage | SBA 504
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	55,083	58,377
Real estate mortgage | Other
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	1,755,618	1,779,685
Real estate construction
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	152,748	113,059	152,411
Real estate construction | Residential
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	42,752	17,669
Real estate construction | Commercial
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	109,996	95,390
Commercial
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	772,768	671,939	671,963
Commercial | Collateralized
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	433,030	414,020
Commercial | Unsecured
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	87,335	78,937
Commercial | Asset-based
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	226,401	149,987
Commercial | SBA 7(a)
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	26,002	28,995
Leases
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	161,934
Consumer
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	20,615	23,711	20,621
Foreign
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	16,126	20,932	20,932
Nonclassified
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	2,956,183	2,626,545
Nonclassified | Real estate mortgage
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	1,870,356	1,865,423
Nonclassified | Real estate mortgage | Hospitality
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	105,417	123,071
Nonclassified | Real estate mortgage | SBA 504
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	48,971	51,522
Nonclassified | Real estate mortgage | Other
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	1,715,968	1,690,830
Nonclassified | Real estate construction
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	141,872	79,410
Nonclassified | Real estate construction | Residential
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	39,774	14,743
Nonclassified | Real estate construction | Commercial
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	102,098	64,667
Nonclassified | Commercial
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	746,570	638,050
Nonclassified | Commercial | Collateralized
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	417,379	395,041
Nonclassified | Commercial | Unsecured
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	84,374	75,017
Nonclassified | Commercial | Asset-based
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	225,700	149,947
Nonclassified | Commercial | SBA 7(a)
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	19,117	18,045
Nonclassified | Leases
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	161,514
Nonclassified | Consumer
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	19,745	22,730
Nonclassified | Foreign
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	16,126	20,932
Classified
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	96,898	185,560
Classified | Real estate mortgage
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	58,534	117,041
Classified | Real estate mortgage | Hospitality
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	12,772	21,331
Classified | Real estate mortgage | SBA 504
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	6,112	6,855
Classified | Real estate mortgage | Other
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	39,650	88,855
Classified | Real estate construction
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	10,876	33,649
Classified | Real estate construction | Residential
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	2,978	2,926
Classified | Real estate construction | Commercial
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	7,898	30,723
Classified | Commercial
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	26,198	33,889
Classified | Commercial | Collateralized
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	15,651	18,979
Classified | Commercial | Unsecured
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	2,961	3,920
Classified | Commercial | Asset-based
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	701	40
Classified | Commercial | SBA 7(a)
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	6,885	10,950
Classified | Leases
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	420
Classified | Consumer
Credit risk rating categories for non-covered loans and leases by portfolio segment and class
Total non-covered loans and leases	$ 870	$ 981