LOANS AND LEASES - Commercial and Consumer Credit Exposure by Risk Attribute (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2024	Dec. 31, 2023
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	$ 9,762,100	$ 9,302,798
Loans and Leases Receivable, Net of Deferred Income	11,521,203	10,933,176
Gross loans and leases, excluding accrued interest	11,521,203	10,933,176
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving	16,172	40,315
Financing Receivable Allowance For Credit Losses Write Offs Revolving	1,326	1,173
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year	14,846	39,142
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year	6,834	4,304
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year	967	1,143
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year	1,414	11,883
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year	4,180	15,467
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year	1,370	6,167
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year	81	178
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	1,096,297	2,275,641
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	2,096,868	2,255,789
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	2,238,102	1,477,690
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	1,352,582	951,457
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	876,985	935,194
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	2,101,266	1,407,027
Financing Receivable, Excluding Accrued Interest, Revolving	1,759,103	1,630,378
Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving	4,844	19,175
Financing Receivable Allowance For Credit Losses Write Offs Revolving	0	0
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year	4,844	19,175
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year	2,161	929
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year	131	936
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year	403	7,055
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year	1,496	7,267
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year	650	2,978
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year	3	10
Credit card
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving	1,326	1,173
Financing Receivable Allowance For Credit Losses Write Offs Revolving	1,326	1,173
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year	0	0
Installment
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving	4,270	6,442
Financing Receivable Allowance For Credit Losses Write Offs Revolving	0	0
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year	4,270	6,442
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year	30	23
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year	43	5
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year	992	154
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year	2,578	2,903
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year	586	3,189
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year	41	168
Home Equity Loan
Financing Receivable, Credit Quality Indicator [Line Items]
Loans and Leases Receivable, Net of Deferred Income	3,295	3,476
Home equity
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving	147	340
Financing Receivable Allowance For Credit Losses Write Offs Revolving	0	0
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year	147	340
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year	80	159
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year	5	174
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year	0	7
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year	25	0
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year	37	0
Residential Portfolio Segment [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans and Leases Receivable, Net of Deferred Income	12,715	14,067
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving	71	39
Financing Receivable Allowance For Credit Losses Write Offs Revolving	0	0
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year	71	39
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year	30	3
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year	0	27
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year	16	1
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year	25	8
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year	0	0
Commercial real estate-owner
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving	2	2,715
Financing Receivable Allowance For Credit Losses Write Offs Revolving	0	0
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year	2	2,715
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year	2	71
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year	0	1
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year	0	2,643
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year	0	0
Commercial real estate - investor
Financing Receivable, Credit Quality Indicator [Line Items]
Loans and Leases Receivable, Net of Deferred Income	17,454	22,694
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving	5,319	6,008
Financing Receivable Allowance For Credit Losses Write Offs Revolving	0	0
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year	5,319	6,008
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year	4,531	3,119
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year	788	0
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year	0	2,030
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year	0	859
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year	0	0
Construction real estate
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving	0	0
Financing Receivable Allowance For Credit Losses Write Offs Revolving	0	0
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year	0	0
Lease financing
Financing Receivable, Credit Quality Indicator [Line Items]
Loans and Leases Receivable, Net of Deferred Income	5,374	3,610
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving	193	4,423
Financing Receivable Allowance For Credit Losses Write Offs Revolving	0	0
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year	193	4,423
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year	0	0
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year	3	0
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year	81	4,423
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year	109	0
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year	0	0
Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	2,861,918	2,692,982
Loans and Leases Receivable, Net of Deferred Income	3,782,487	3,501,221
Gross loans and leases, excluding accrued interest	3,782,487	3,501,221
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	406,434	851,581
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	845,085	771,091
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	696,689	430,913
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	373,213	267,230
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	234,011	133,879
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	306,486	238,288
Financing Receivable, Excluding Accrued Interest, Revolving	920,569	808,239
Commercial | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	2,781,311	2,604,530
Gross loans and leases, excluding accrued interest	3,653,799	3,378,610
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	397,698	848,448
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	838,832	736,213
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	672,267	414,460
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	357,802	265,143
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	230,791	113,296
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	283,921	226,970
Financing Receivable, Excluding Accrued Interest, Revolving	872,488	774,080
Commercial | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	22,064	40,113
Gross loans and leases, excluding accrued interest	38,923	48,995
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	541	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	1,905	13,373
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	3,566	4,970
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	634	882
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	454	19,560
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	14,964	1,328
Financing Receivable, Excluding Accrued Interest, Revolving	16,859	8,882
Commercial | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	58,543	48,339
Gross loans and leases, excluding accrued interest	89,765	73,616
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	8,195	3,133
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	4,348	21,505
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	20,856	11,483
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	14,777	1,205
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	2,766	1,023
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	7,601	9,990
Financing Receivable, Excluding Accrued Interest, Revolving	31,222	25,277
Commercial | Doubtful
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	0
Gross loans and leases, excluding accrued interest	0
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	0
Financing Receivable, Excluding Accrued Interest, Revolving	0
Lease financing
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	534,557	474,817
Loans and Leases Receivable, Net of Deferred Income	534,557	474,817
Gross loans and leases, excluding accrued interest	534,557	474,817
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	99,451	267,232
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	299,410	197,005
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	107,335	6,501
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	14,911	1,189
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	7,857	2,367
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	5,593	523
Financing Receivable, Excluding Accrued Interest, Revolving	0	0
Lease financing | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	509,767	458,399
Gross loans and leases, excluding accrued interest	509,767	458,399
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	99,451	261,064
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	292,896	186,997
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	91,744	6,404
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	14,831	1,189
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	7,857	2,222
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	2,988	523
Financing Receivable, Excluding Accrued Interest, Revolving	0	0
Lease financing | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	14,219	12,808
Gross loans and leases, excluding accrued interest	14,219	12,808
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	0	4,761
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	2,985	8,047
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	11,234	0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Revolving	0	0
Lease financing | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	10,571	3,610
Gross loans and leases, excluding accrued interest	10,571	3,610
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	0	1,407
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	3,529	1,961
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	4,357	97
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	80	0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	0	145
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	2,605	0
Financing Receivable, Excluding Accrued Interest, Revolving	0	0
Construction real estate
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	741,195	545,557
Loans and Leases Receivable, Net of Deferred Income	741,406	564,832
Gross loans and leases, excluding accrued interest	741,406	564,832
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	156,233	170,259
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	113,895	208,446
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	320,668	108,886
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	116,230	44,017
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	17,953	7,784
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	16,216	6,165
Financing Receivable, Excluding Accrued Interest, Revolving	211	19,275
Construction real estate | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	692,000	529,226
Gross loans and leases, excluding accrued interest	692,211	548,501
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	155,037	170,259
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	113,895	208,446
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	309,623	108,886
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	106,111	27,686
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	1,365	7,784
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	5,969	6,165
Financing Receivable, Excluding Accrued Interest, Revolving	211	19,275
Construction real estate | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	37,880	16,331
Gross loans and leases, excluding accrued interest	37,880	16,331
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	11,045	0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	0	16,331
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	16,588	0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	10,247	0
Financing Receivable, Excluding Accrued Interest, Revolving	0	0
Construction real estate | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	11,315	0
Gross loans and leases, excluding accrued interest	11,315	0
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	1,196	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	10,119	0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Revolving	0	0
Commercial real estate - investor
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	3,067,571	3,098,961
Loans and Leases Receivable, Net of Deferred Income	3,104,711	3,138,629
Gross loans and leases, excluding accrued interest	3,104,711	3,138,629
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	237,292	476,473
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	436,115	604,768
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	547,112	485,459
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	428,755	268,142
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	261,594	587,649
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	1,156,703	676,470
Financing Receivable, Excluding Accrued Interest, Revolving	37,140	39,668
Commercial real estate - investor | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	2,967,472	2,990,612
Gross loans and leases, excluding accrued interest	3,004,612	3,030,280
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	237,292	468,579
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	436,115	595,423
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	536,512	473,325
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	419,766	261,794
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	256,115	554,893
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	1,081,672	636,598
Financing Receivable, Excluding Accrued Interest, Revolving	37,140	39,668
Commercial real estate - investor | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	57,855	76,443
Gross loans and leases, excluding accrued interest	57,855	76,443
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	0	7,894
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0	9,345
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	0	12,134
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	8,989	110
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	279	32,756
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	48,587	14,204
Financing Receivable, Excluding Accrued Interest, Revolving	0	0
Commercial real estate - investor | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	42,244	31,906
Gross loans and leases, excluding accrued interest	42,244	31,906
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	10,600	0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	0	6,238
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	5,200	0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	26,444	25,668
Financing Receivable, Excluding Accrued Interest, Revolving	0	0
Commercial real estate - investor | Doubtful
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	0
Gross loans and leases, excluding accrued interest	0
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	0
Financing Receivable, Excluding Accrued Interest, Revolving	0
Commercial real estate-owner
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	954,112	919,671
Loans and Leases Receivable, Net of Deferred Income	971,885	942,310
Gross loans and leases, excluding accrued interest	971,885	942,310
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	100,312	139,328
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	137,214	175,381
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	169,121	134,338
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	125,186	142,157
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	137,000	87,968
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	285,279	240,499
Financing Receivable, Excluding Accrued Interest, Revolving	17,773	22,639
Commercial real estate-owner | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	912,280	885,067
Gross loans and leases, excluding accrued interest	930,053	907,706
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	100,312	138,932
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	133,722	175,336
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	167,831	130,240
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	114,685	138,919
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	134,433	86,182
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	261,297	215,458
Financing Receivable, Excluding Accrued Interest, Revolving	17,773	22,639
Commercial real estate-owner | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	18,712	23,292
Gross loans and leases, excluding accrued interest	18,712	23,292
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	0	396
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	3,492	45
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	567	179
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	605	2,403
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	515	462
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	13,533	19,807
Financing Receivable, Excluding Accrued Interest, Revolving	0	0
Commercial real estate-owner | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	23,120	11,312
Gross loans and leases, excluding accrued interest	23,120	11,312
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	723	3,919
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	9,896	835
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	2,052	1,324
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	10,449	5,234
Financing Receivable, Excluding Accrued Interest, Revolving	0	0
Commercial real estate-owner | Doubtful
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss		0
Gross loans and leases, excluding accrued interest		0
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year		0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year		0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year		0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year		0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year		0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year		0
Financing Receivable, Excluding Accrued Interest, Revolving		0
Residential Portfolio Segment [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	1,377,290	1,333,674
Loans and Leases Receivable, Net of Deferred Income	1,377,290	1,333,674
Gross loans and leases, excluding accrued interest	1,377,290	1,333,674
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	72,959	325,547
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	226,456	235,500
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	344,462	258,548
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	250,307	191,708
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	184,776	103,823
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	298,330	218,548
Financing Receivable, Excluding Accrued Interest, Revolving	0	0
Residential Portfolio Segment [Member] | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	1,361,350	1,316,309
Gross loans and leases, excluding accrued interest	1,361,350	1,316,309
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	72,959	325,304
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	226,221	234,583
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	343,729	255,964
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	247,159	188,212
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	181,679	101,663
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	289,603	210,583
Financing Receivable, Excluding Accrued Interest, Revolving	0	0
Residential Portfolio Segment [Member] | Nonperforming
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	15,940	17,365
Gross loans and leases, excluding accrued interest	15,940	17,365
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	0	243
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	235	917
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	733	2,584
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	3,148	3,496
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	3,097	2,160
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	8,727	7,965
Financing Receivable, Excluding Accrued Interest, Revolving	0	0
Home equity
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	150,509	147,421
Loans and Leases Receivable, Net of Deferred Income	800,860	758,676
Gross loans and leases, excluding accrued interest	800,860	758,676
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	16,027	28,999
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	26,190	23,244
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	21,834	29,342
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	27,289	33,079
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	30,956	10,021
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	28,213	22,736
Financing Receivable, Excluding Accrued Interest, Revolving	650,351	611,255
Home equity | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	149,583	146,457
Gross loans and leases, excluding accrued interest	794,784	752,640
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	16,027	28,979
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	26,119	23,175
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	21,690	29,084
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	27,097	32,917
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	30,795	9,883
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	27,855	22,419
Financing Receivable, Excluding Accrued Interest, Revolving	645,201	606,183
Home equity | Nonperforming
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	926	964
Gross loans and leases, excluding accrued interest	6,076	6,036
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	0	20
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	71	69
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	144	258
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	192	162
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	161	138
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	358	317
Financing Receivable, Excluding Accrued Interest, Revolving	5,150	5,072
Installment
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	74,948	89,715
Loans and Leases Receivable, Net of Deferred Income	148,530	159,078
Gross loans and leases, excluding accrued interest	148,530	159,078
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	7,589	16,222
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	12,503	40,354
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	30,881	23,703
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	16,691	3,935
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	2,838	1,703
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	4,446	3,798
Financing Receivable, Excluding Accrued Interest, Revolving	73,582	69,363
Installment | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	73,543	87,581
Gross loans and leases, excluding accrued interest	146,510	156,254
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	7,450	16,026
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	12,481	39,212
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	30,211	22,961
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	16,310	3,923
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	2,688	1,691
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	4,403	3,768
Financing Receivable, Excluding Accrued Interest, Revolving	72,967	68,673
Installment | Nonperforming
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	1,405	2,134
Gross loans and leases, excluding accrued interest	2,020	2,824
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	139	196
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	22	1,142
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	670	742
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	381	12
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	150	12
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	43	30
Financing Receivable, Excluding Accrued Interest, Revolving	615	690
Credit card
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	0	0
Loans and Leases Receivable, Net of Deferred Income	59,477	59,939
Gross loans and leases, excluding accrued interest	59,477	59,939
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Revolving	59,477	59,939
Credit card | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	0	0
Gross loans and leases, excluding accrued interest	59,202	59,438
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Revolving	59,202	59,438
Credit card | Nonperforming
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	0	0
Gross loans and leases, excluding accrued interest	275	501
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Revolving	$ 275	$ 501