LOANS (Details 2) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Past due loans
Total loans	$ 3,418,392	$ 2,956,570
Loans from Business Activities
Past due loans
30-59 Days Past Due	7,852	3,971
60-89 Days Past Due	4,524	10,082
Greater Than 90 Days Past Due	26,363	29,059
Total Past Due	38,739	43,112
Current	2,593,344	2,219,139
Total loans	2,632,083	2,262,251
Past Due > 90 days and Accruing	3,199	5,715
Loans Acquired from Business Combinations
Past due loans
30-59 Days Past Due	4,899	1,603
60-89 Days Past Due	4,098	648
Greater Than 90 Days Past Due	12,473	5,359
Total Past Due	21,470	7,610
Current	764,839	686,709
Total loans	786,309	694,319
Past Due > 90 days and Accruing	9,798	4,469
Residential mortgages
Past due loans
Total loans	1,226,022	1,020,435
Residential mortgages | Loans from Business Activities
Past due loans
30-59 Days Past Due	2,476	2,045
60-89 Days Past Due	984	877
Greater Than 90 Days Past Due	8,764	11,479
Total Past Due	12,224	14,401
Current	917,060	667,257
Total loans	929,284	681,658
Past Due > 90 days and Accruing	1,746	5,123
Residential mortgages | Loans Acquired from Business Combinations
Past due loans
30-59 Days Past Due	1,799	663
60-89 Days Past Due	406	242
Greater Than 90 Days Past Due	2,181	1,615
Total Past Due	4,386	2,520
Current	292,352	336,257
Total loans	296,738	338,777
Past Due > 90 days and Accruing	759	961
Commercial mortgages
Past due loans
Total loans	1,255,172	1,156,241
Commercial mortgages | Loans from Business Activities
Past due loans
30-59 Days Past Due	3,061	816
60-89 Days Past Due	1,788	8,019
Greater Than 90 Days Past Due	13,747	14,584
Total Past Due	18,596	23,419
Current	941,860	930,019
Total loans	960,456	953,438
Past Due > 90 days and Accruing	1,150	314
Commercial mortgages | Loans Acquired from Business Combinations
Past due loans
30-59 Days Past Due	1,824	68
60-89 Days Past Due	366	102
Greater Than 90 Days Past Due	7,617	3,232
Total Past Due	9,807	3,402
Current	284,909	199,401
Total loans	294,716	202,803
Past Due > 90 days and Accruing	6,661	3,222
Commercial business loans
Past due loans
Total loans	568,781	410,292
Commercial business loans | Loans from Business Activities
Past due loans
30-59 Days Past Due	1,049	369
60-89 Days Past Due	1,438	781
Greater Than 90 Days Past Due	2,143	1,156
Total Past Due	4,630	2,306
Current	470,882	359,460
Total loans	475,512	361,766
Past Due > 90 days and Accruing	238	178
Commercial business loans | Loans Acquired from Business Combinations
Past due loans
30-59 Days Past Due	412	349
60-89 Days Past Due	3,047	235
Greater Than 90 Days Past Due	2,313	258
Total Past Due	5,772	842
Current	87,497	47,684
Total loans	93,269	48,526
Past Due > 90 days and Accruing	2,194	245
Consumer loans
Past due loans
Total loans	368,417	369,602
Consumer loans | Loans from Business Activities
Past due loans
30-59 Days Past Due	1,266	741
60-89 Days Past Due	314	405
Greater Than 90 Days Past Due	1,709	1,840
Total Past Due	3,289	2,986
Current	263,542	262,403
Total loans	266,831	265,389
Past Due > 90 days and Accruing	65	100
Consumer loans | Loans Acquired from Business Combinations
Past due loans
30-59 Days Past Due	864	523
60-89 Days Past Due	279	69
Greater Than 90 Days Past Due	362	254
Total Past Due	1,505	846
Current	100,081	103,367
Total loans	101,586	104,213
Past Due > 90 days and Accruing	184	41
1-4 family | Residential mortgages
Past due loans
Total loans	1,192,452	978,874
1-4 family | Residential mortgages | Loans from Business Activities
Past due loans
30-59 Days Past Due	2,435	2,045
60-89 Days Past Due	471	877
Greater Than 90 Days Past Due	8,764	11,479
Total Past Due	11,670	14,401
Current	890,991	635,066
Total loans	902,661	649,467
Past Due > 90 days and Accruing	1,746	5,123
1-4 family | Residential mortgages | Loans Acquired from Business Combinations
Past due loans
30-59 Days Past Due	1,799	663
60-89 Days Past Due	406	242
Greater Than 90 Days Past Due	2,181	1,450
Total Past Due	4,386	2,355
Current	285,405	327,052
Total loans	289,791	329,407
Past Due > 90 days and Accruing	759	796
Construction | Residential mortgages
Past due loans
Total loans	33,570	41,561
Construction | Residential mortgages | Loans from Business Activities
Past due loans
30-59 Days Past Due	41
60-89 Days Past Due	513
Total Past Due	554
Current	26,069	32,191
Total loans	26,623	32,191
Construction | Residential mortgages | Loans Acquired from Business Combinations
Past due loans
Greater Than 90 Days Past Due		165
Total Past Due		165
Current	6,947	9,205
Total loans	6,947	9,370
Past Due > 90 days and Accruing		165
Construction | Commercial mortgages
Past due loans
Total loans	155,872	124,218
Construction | Commercial mortgages | Loans from Business Activities
Past due loans
30-59 Days Past Due	350
Greater Than 90 Days Past Due	4,672	8,650
Total Past Due	5,022	8,650
Current	140,472	108,842
Total loans	145,494	117,492
Construction | Commercial mortgages | Loans Acquired from Business Combinations
Past due loans
30-59 Days Past Due	196
60-89 Days Past Due	70
Greater Than 90 Days Past Due	1,479	606
Total Past Due	1,745	606
Current	8,633	6,120
Total loans	10,378	6,726
Past Due > 90 days and Accruing	1,479	606
Single and multi-family | Commercial mortgages
Past due loans
Total loans	90,978	105,799
Single and multi-family | Commercial mortgages | Loans from Business Activities
Past due loans
30-59 Days Past Due	574	70
60-89 Days Past Due	356
Greater Than 90 Days Past Due	452	676
Total Past Due	1,382	746
Current	76,088	88,655
Total loans	77,470	89,401
Past Due > 90 days and Accruing	287	314
Single and multi-family | Commercial mortgages | Loans Acquired from Business Combinations
Past due loans
30-59 Days Past Due	99
Greater Than 90 Days Past Due	276	703
Total Past Due	375	703
Current	13,133	15,695
Total loans	13,508	16,398
Past Due > 90 days and Accruing	276	703
Commercial real estate | Commercial mortgages
Past due loans
Total loans	1,008,322	926,224
Commercial real estate | Commercial mortgages | Loans from Business Activities
Past due loans
30-59 Days Past Due	2,137	746
60-89 Days Past Due	1,432	8,019
Greater Than 90 Days Past Due	8,623	5,258
Total Past Due	12,192	14,023
Current	725,300	732,522
Total loans	737,492	746,545
Past Due > 90 days and Accruing	863
Commercial real estate | Commercial mortgages | Loans Acquired from Business Combinations
Past due loans
30-59 Days Past Due	1,529	68
60-89 Days Past Due	296	102
Greater Than 90 Days Past Due	5,862	1,923
Total Past Due	7,687	2,093
Current	263,143	177,586
Total loans	270,830	179,679
Past Due > 90 days and Accruing	4,906	1,913
Asset based lending | Commercial business loans
Past due loans
Total loans	245,691	153,271
Asset based lending | Commercial business loans | Loans from Business Activities
Past due loans
Current	243,126	151,065
Total loans	243,126	151,065
Asset based lending | Commercial business loans | Loans Acquired from Business Combinations
Past due loans
Current	2,565	2,206
Total loans	2,565	2,206
Other commercial business loans | Commercial business loans
Past due loans
Total loans	323,090	257,021
Other commercial business loans | Commercial business loans | Loans from Business Activities
Past due loans
30-59 Days Past Due	1,049	369
60-89 Days Past Due	1,438	781
Greater Than 90 Days Past Due	2,143	1,156
Total Past Due	4,630	2,306
Current	227,756	208,395
Total loans	232,386	210,701
Past Due > 90 days and Accruing	238	178
Other commercial business loans | Commercial business loans | Loans Acquired from Business Combinations
Past due loans
30-59 Days Past Due	412	349
60-89 Days Past Due	3,047	235
Greater Than 90 Days Past Due	2,313	258
Total Past Due	5,772	842
Current	84,932	45,478
Total loans	90,704	46,320
Past Due > 90 days and Accruing	2,194	245
Home equity | Consumer loans
Past due loans
Total loans	302,057	298,196
Home equity | Consumer loans | Loans from Business Activities
Past due loans
30-59 Days Past Due	724	430
60-89 Days Past Due	214	257
Greater Than 90 Days Past Due	1,469	1,692
Total Past Due	2,407	2,379
Current	226,090	223,990
Total loans	228,497	226,369
Home equity | Consumer loans | Loans Acquired from Business Combinations
Past due loans
30-59 Days Past Due	609	284
60-89 Days Past Due	127
Greater Than 90 Days Past Due	83	75
Total Past Due	819	359
Current	72,741	71,468
Total loans	73,560	71,827
Past Due > 90 days and Accruing	46
Other | Consumer loans
Past due loans
Total loans	66,360	71,406
Other | Consumer loans | Loans from Business Activities
Past due loans
30-59 Days Past Due	542	311
60-89 Days Past Due	100	148
Greater Than 90 Days Past Due	240	148
Total Past Due	882	607
Current	37,452	38,413
Total loans	38,334	39,020
Past Due > 90 days and Accruing	65	100
Other | Consumer loans | Loans Acquired from Business Combinations
Past due loans
30-59 Days Past Due	255	239
60-89 Days Past Due	152	69
Greater Than 90 Days Past Due	279	179
Total Past Due	686	487
Current	27,340	31,899
Total loans	28,026	32,386
Past Due > 90 days and Accruing	$ 138	$ 41