Loans and Allowance for Credit Losses on Loans - Credit Quality (Details) - USD ($)	6 Months Ended
	Jun. 30, 2024	Dec. 31, 2023
The gross charge-offs activity by loan type and year of origination
2024 / 2023	$ 367,130,000	$ 965,644,000
2023 / 2022	936,113,000	997,009,000
2022/ 2021	949,640,000	737,065,000
2021 / 2020	625,400,000	367,981,000
2020/ 2019	289,306,000	192,786,000
Prior	427,854,000	306,846,000
Revolving Loans	381,152,000	474,214,000
Revolving Loans Converted To Term Loans		1,408,000
Total Loans	3,976,595,000	4,042,953,000
Minimum
The gross charge-offs activity by loan type and year of origination
Loan commitment for inclusion in credit quality analysis	50,000
Pass
The gross charge-offs activity by loan type and year of origination
2024 / 2023	367,130,000	963,994,000
2023 / 2022	933,921,000	958,129,000
2022/ 2021	900,545,000	682,010,000
2021 / 2020	594,866,000	344,237,000
2020/ 2019	270,404,000	158,932,000
Prior	386,170,000	280,746,000
Revolving Loans	336,137,000	450,136,000
Revolving Loans Converted To Term Loans		1,408,000
Total Loans	3,789,173,000	3,839,592,000
Special Mention
The gross charge-offs activity by loan type and year of origination
2024 / 2023		1,650,000
2023 / 2022	527,000	20,320,000
2022/ 2021	21,771,000	35,050,000
2021 / 2020	21,318,000	3,621,000
2020/ 2019	50,000	1,863,000
Prior	2,035,000	3,681,000
Revolving Loans	19,316,000	4,392,000
Total Loans	65,017,000	70,577,000
Substandard
The gross charge-offs activity by loan type and year of origination
2023 / 2022	1,665,000	18,560,000
2022/ 2021	27,324,000	20,005,000
2021 / 2020	9,216,000	20,123,000
2020/ 2019	18,852,000	31,991,000
Prior	39,649,000	22,419,000
Revolving Loans	25,699,000	19,686,000
Total Loans	122,405,000	132,784,000
Commercial
The gross charge-offs activity by loan type and year of origination
2024 / 2023	115,506,000	318,569,000
2023 / 2022	264,481,000	141,504,000
2022/ 2021	119,870,000	36,754,000
2021 / 2020	28,344,000	12,154,000
2020/ 2019	9,269,000	18,589,000
Prior	18,900,000	3,426,000
Revolving Loans	253,073,000	309,293,000
Revolving Loans Converted To Term Loans		1,408,000
Total Loans	809,443,000	841,697,000
Commercial | Pass
The gross charge-offs activity by loan type and year of origination
2024 / 2023	115,506,000	318,569,000
2023 / 2022	264,234,000	136,668,000
2022/ 2021	111,600,000	35,901,000
2021 / 2020	25,429,000	11,983,000
2020/ 2019	9,219,000	18,390,000
Prior	18,900,000	3,426,000
Revolving Loans	221,006,000	298,931,000
Revolving Loans Converted To Term Loans		1,408,000
Total Loans	765,894,000	825,276,000
Commercial | Special Mention
The gross charge-offs activity by loan type and year of origination
2023 / 2022	227,000	2,737,000
2022/ 2021	2,043,000	707,000
2021 / 2020	2,771,000	171,000
2020/ 2019	50,000
Revolving Loans	19,316,000	4,392,000
Total Loans	24,407,000	8,007,000
Commercial | Substandard
The gross charge-offs activity by loan type and year of origination
2023 / 2022	20,000	2,099,000
2022/ 2021	6,227,000	146,000
2021 / 2020	144,000
2020/ 2019		199,000
Revolving Loans	12,751,000	5,970,000
Total Loans	19,142,000	8,414,000
Real estate - residential loans
The gross charge-offs activity by loan type and year of origination
Mortgage loans in process of foreclosure	431,000	170,000
Leases
The gross charge-offs activity by loan type and year of origination
2024 / 2023	131,338,000	219,163,000
2023 / 2022	186,696,000	113,481,000
2022/ 2021	88,449,000	42,478,000
2021 / 2020	32,840,000	14,663,000
2020/ 2019	10,335,000	7,183,000
Prior	3,299,000	1,255,000
Total Loans	452,957,000	398,223,000
Leases | Pass
The gross charge-offs activity by loan type and year of origination
2024 / 2023	131,338,000	219,163,000
2023 / 2022	186,396,000	113,074,000
2022/ 2021	87,390,000	42,275,000
2021 / 2020	31,893,000	14,663,000
2020/ 2019	10,335,000	6,975,000
Prior	3,290,000	1,255,000
Total Loans	450,642,000	397,405,000
Leases | Special Mention
The gross charge-offs activity by loan type and year of origination
2023 / 2022	300,000
2022/ 2021	775,000
2021 / 2020	947,000
Prior	9,000
Total Loans	2,031,000
Leases | Substandard
The gross charge-offs activity by loan type and year of origination
2023 / 2022		407,000
2022/ 2021	284,000	203,000
2020/ 2019		208,000
Total Loans	284,000	818,000
Commercial real estate - Investor
The gross charge-offs activity by loan type and year of origination
2024 / 2023	55,037,000	159,654,000
2023 / 2022	192,583,000	367,512,000
2022/ 2021	334,504,000	230,189,000
2021 / 2020	193,052,000	113,711,000
2020/ 2019	98,410,000	69,980,000
Prior	121,112,000	72,929,000
Revolving Loans	19,647,000	20,449,000
Total Loans	1,014,345,000	1,034,424,000
Commercial real estate - Investor | Pass
The gross charge-offs activity by loan type and year of origination
2024 / 2023	55,037,000	159,654,000
2023 / 2022	190,938,000	367,512,000
2022/ 2021	334,504,000	218,084,000
2021 / 2020	188,015,000	108,384,000
2020/ 2019	93,138,000	54,322,000
Prior	104,176,000	63,281,000
Revolving Loans	7,398,000	8,122,000
Total Loans	973,206,000	979,359,000
Commercial real estate - Investor | Special Mention
The gross charge-offs activity by loan type and year of origination
2022/ 2021		11,267,000
2021 / 2020	4,200,000
Total Loans	4,200,000	11,267,000
Commercial real estate - Investor | Substandard
The gross charge-offs activity by loan type and year of origination
2023 / 2022	1,645,000
2022/ 2021		838,000
2021 / 2020	837,000	5,327,000
2020/ 2019	5,272,000	15,658,000
Prior	16,936,000	9,648,000
Revolving Loans	12,249,000	12,327,000
Total Loans	36,939,000	43,798,000
Commercial real estate - Owner occupied
The gross charge-offs activity by loan type and year of origination
2024 / 2023	17,675,000	125,709,000
2023 / 2022	131,499,000	166,428,000
2022/ 2021	182,857,000	205,955,000
2021 / 2020	167,216,000	110,808,000
2020/ 2019	99,117,000	57,866,000
Prior	132,874,000	96,529,000
Revolving Loans	14,700,000	33,243,000
Total Loans	745,938,000	796,538,000
Commercial real estate - Owner occupied | Pass
The gross charge-offs activity by loan type and year of origination
2024 / 2023	17,675,000	124,059,000
2023 / 2022	131,499,000	134,383,000
2022/ 2021	150,692,000	177,553,000
2021 / 2020	159,537,000	103,109,000
2020/ 2019	86,192,000	42,839,000
Prior	113,781,000	91,062,000
Revolving Loans	14,700,000	33,243,000
Total Loans	674,076,000	706,248,000
Commercial real estate - Owner occupied | Special Mention
The gross charge-offs activity by loan type and year of origination
2024 / 2023		1,650,000
2023 / 2022		17,415,000
2022/ 2021	18,605,000	9,585,000
2021 / 2020	2,844,000	3,128,000
2020/ 2019		218,000
Prior	2,026,000	3,681,000
Total Loans	23,475,000	35,677,000
Commercial real estate - Owner occupied | Substandard
The gross charge-offs activity by loan type and year of origination
2023 / 2022		14,630,000
2022/ 2021	13,560,000	18,817,000
2021 / 2020	4,835,000	4,571,000
2020/ 2019	12,925,000	14,809,000
Prior	17,067,000	1,786,000
Total Loans	48,387,000	54,613,000
Construction
The gross charge-offs activity by loan type and year of origination
2024 / 2023	15,841,000	42,808,000
2023 / 2022	44,518,000	66,513,000
2022/ 2021	96,939,000	32,942,000
2021 / 2020	26,377,000	10,093,000
2020/ 2019	91,000	1,593,000
Prior	1,614,000	8,245,000
Revolving Loans	254,000	3,186,000
Total Loans	185,634,000	165,380,000
Construction | Pass
The gross charge-offs activity by loan type and year of origination
2024 / 2023	15,841,000	42,808,000
2023 / 2022	44,518,000	66,513,000
2022/ 2021	90,851,000	32,942,000
2021 / 2020	26,377,000	100,000
2020/ 2019	91,000	1,593,000
Prior	1,614,000	1,083,000
Revolving Loans	254,000	3,186,000
Total Loans	179,546,000	148,225,000
Construction | Special Mention
The gross charge-offs activity by loan type and year of origination
2022/ 2021	348,000
Total Loans	348,000
Construction | Substandard
The gross charge-offs activity by loan type and year of origination
2022/ 2021	5,740,000
2021 / 2020		9,993,000
Prior		7,162,000
Total Loans	5,740,000	17,155,000
Residential real estate - Investor
The gross charge-offs activity by loan type and year of origination
2024 / 2023	1,321,000	5,062,000
2023 / 2022	3,908,000	14,824,000
2022/ 2021	14,410,000	9,093,000
2021 / 2020	8,480,000	6,227,000
2020/ 2019	6,062,000	6,916,000
Prior	14,101,000	9,002,000
Revolving Loans	2,089,000	1,471,000
Total Loans	50,371,000	52,595,000
Residential real estate - Investor | Pass
The gross charge-offs activity by loan type and year of origination
2024 / 2023	1,321,000	5,062,000
2023 / 2022	3,908,000	14,434,000
2022/ 2021	14,032,000	9,027,000
2021 / 2020	7,851,000	6,227,000
2020/ 2019	6,062,000	6,508,000
Prior	13,199,000	8,469,000
Revolving Loans	2,089,000	1,471,000
Total Loans	48,462,000	51,198,000
Residential real estate - Investor | Special Mention
The gross charge-offs activity by loan type and year of origination
2022/ 2021		66,000
2021 / 2020	566,000
Total Loans	566,000	66,000
Residential real estate - Investor | Substandard
The gross charge-offs activity by loan type and year of origination
2023 / 2022		390,000
2022/ 2021	378,000
2021 / 2020	63,000
2020/ 2019		408,000
Prior	902,000	533,000
Total Loans	1,343,000	1,331,000
Residential real estate - Owner occupied
The gross charge-offs activity by loan type and year of origination
2024 / 2023	9,551,000	32,574,000
2023 / 2022	31,099,000	41,528,000
2022/ 2021	36,751,000	40,335,000
2021 / 2020	38,750,000	25,513,000
2020/ 2019	24,068,000	14,918,000
Prior	77,953,000	70,617,000
Revolving Loans	802,000	763,000
Total Loans	218,974,000	226,248,000
Residential real estate - Owner occupied | Pass
The gross charge-offs activity by loan type and year of origination
2024 / 2023	9,551,000	32,574,000
2023 / 2022	31,099,000	41,528,000
2022/ 2021	36,751,000	40,335,000
2021 / 2020	38,750,000	25,322,000
2020/ 2019	23,967,000	14,233,000
Prior	75,320,000	68,277,000
Revolving Loans	802,000	763,000
Total Loans	216,240,000	223,032,000
Residential real estate - Owner occupied | Substandard
The gross charge-offs activity by loan type and year of origination
2021 / 2020		191,000
2020/ 2019	101,000	685,000
Prior	2,633,000	2,340,000
Total Loans	2,734,000	3,216,000
Multifamily
The gross charge-offs activity by loan type and year of origination
2024 / 2023	16,590,000	55,310,000
2023 / 2022	76,747,000	80,237,000
2022/ 2021	72,038,000	137,259,000
2021 / 2020	129,027,000	72,861,000
2020/ 2019	40,349,000	13,876,000
Prior	53,418,000	41,591,000
Revolving Loans	574,000	562,000
Total Loans	388,743,000	401,696,000
Multifamily | Pass
The gross charge-offs activity by loan type and year of origination
2024 / 2023	16,590,000	55,310,000
2023 / 2022	76,747,000	79,060,000
2022/ 2021	70,903,000	123,834,000
2021 / 2020	115,700,000	72,539,000
2020/ 2019	39,835,000	12,231,000
Prior	51,594,000	40,825,000
Revolving Loans	574,000	562,000
Total Loans	371,943,000	384,361,000
Multifamily | Special Mention
The gross charge-offs activity by loan type and year of origination
2023 / 2022		168,000
2022/ 2021		13,425,000
2021 / 2020	9,990,000	322,000
2020/ 2019		1,645,000
Total Loans	9,990,000	15,560,000
Multifamily | Substandard
The gross charge-offs activity by loan type and year of origination
2023 / 2022		1,009,000
2022/ 2021	1,135,000
2021 / 2020	3,337,000
2020/ 2019	514,000
Prior	1,824,000	766,000
Total Loans	6,810,000	1,775,000
HELOC
The gross charge-offs activity by loan type and year of origination
2024 / 2023	1,471,000	2,735,000
2023 / 2022	2,629,000	2,704,000
2022/ 2021	2,421,000	491,000
2021 / 2020	430,000	1,798,000
2020/ 2019	1,509,000	1,780,000
Prior	4,454,000	3,179,000
Revolving Loans	86,123,000	90,550,000
Total Loans	99,037,000	103,237,000
HELOC | Pass
The gross charge-offs activity by loan type and year of origination
2024 / 2023	1,471,000	2,735,000
2023 / 2022	2,629,000	2,679,000
2022/ 2021	2,421,000	490,000
2021 / 2020	430,000	1,757,000
2020/ 2019	1,469,000	1,756,000
Prior	4,167,000	2,995,000
Revolving Loans	85,425,000	89,161,000
Total Loans	98,012,000	101,573,000
HELOC | Substandard
The gross charge-offs activity by loan type and year of origination
2023 / 2022		25,000
2022/ 2021		1,000
2021 / 2020		41,000
2020/ 2019	40,000	24,000
Prior	287,000	184,000
Revolving Loans	698,000	1,389,000
Total Loans	1,025,000	1,664,000
Other
The gross charge-offs activity by loan type and year of origination
2024 / 2023	2,800,000	4,060,000
2023 / 2022	1,953,000	2,278,000
2022/ 2021	1,401,000	1,569,000
2021 / 2020	884,000	153,000
2020/ 2019	96,000	85,000
Prior	129,000	73,000
Revolving Loans	3,890,000	14,697,000
Total Loans	11,153,000	22,915,000
Other | Pass
The gross charge-offs activity by loan type and year of origination
2024 / 2023	2,800,000	4,060,000
2023 / 2022	1,953,000	2,278,000
2022/ 2021	1,401,000	1,569,000
2021 / 2020	884,000	153,000
2020/ 2019	96,000	85,000
Prior	129,000	73,000
Revolving Loans	3,889,000	14,697,000
Total Loans	11,152,000	$ 22,915,000
Other | Substandard
The gross charge-offs activity by loan type and year of origination
Revolving Loans	1,000
Total Loans	$ 1,000