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Loans and Leases Receivable and Allowance for Credit Losses on Loans and Leases - Credit Ratings (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	$ 6,146,506	$ 2,885,998
Fiscal year before current year	1,911,220	1,162,342
Two years before current year	803,531	983,444
Three years before current year	570,940	553,607
Four years before current year	322,745	732,071
Prior	1,176,989	1,103,651
Revolving loans amortized cost basis	2,212,963	1,597,185
Revolving loans converted to term	0	0
Loans and leases receivable	13,144,894	9,018,298
Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Loans and leases receivable	11,223,927	6,886,232
Consumer
Financing Receivable, Credit Quality Indicator [Line Items]
Loans and leases receivable	1,920,967	2,132,066
Commercial loans and leases receivable | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	5,193,155	1,803,457
Fiscal year before current year	1,452,552	762,301
Two years before current year	694,873	618,104
Three years before current year	451,477	509,267
Four years before current year	301,987	723,019
Prior	1,050,269	962,716
Revolving loans amortized cost basis	2,079,614	1,507,368
Revolving loans converted to term	0	0
Loans and leases receivable	11,223,927	6,886,232
Multifamily
Financing Receivable, Credit Quality Indicator [Line Items]
Loans and leases receivable	2,213,019	1,486,308
Multifamily | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	1,260,544	403,075
Fiscal year before current year	365,547	133,452
Two years before current year	130,656	23,068
Three years before current year	22,167	219,006
Four years before current year	117,171	339,368
Prior	316,934	368,339
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	2,213,019	1,486,308
Multifamily | Pass | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	1,260,544	403,075
Fiscal year before current year	364,047	133,452
Two years before current year	130,656	23,068
Three years before current year	22,167	209,070
Four years before current year	112,212	282,663
Prior	203,215	316,491
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	2,092,841	1,367,819
Multifamily | Special Mention | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	0
Fiscal year before current year	0	0
Two years before current year	0	0
Three years before current year	0	9,936
Four years before current year	4,959	18,489
Prior	50,858	28,776
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	55,817	57,201
Multifamily | Substandard | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	0
Fiscal year before current year	1,500	0
Two years before current year	0	0
Three years before current year	0	0
Four years before current year	0	38,216
Prior	62,861	23,072
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	64,361	61,288
Multifamily | Doubtful | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	0
Fiscal year before current year	0	0
Two years before current year	0	0
Three years before current year	0	0
Four years before current year	0	0
Prior	0	0
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	0	0
Commercial and industrial, including specialty lending
Financing Receivable, Credit Quality Indicator [Line Items]
Loans and leases receivable	6,672,830	3,424,783
Commercial and industrial, including specialty lending | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	3,217,384	993,278
Fiscal year before current year	711,072	348,710
Two years before current year	271,263	279,545
Three years before current year	207,297	103,181
Four years before current year	64,786	97,470
Prior	123,143	96,716
Revolving loans amortized cost basis	2,077,885	1,505,883
Revolving loans converted to term	0	0
Loans and leases receivable	6,672,830	3,424,783
Commercial and industrial, including specialty lending | Pass | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	3,206,250	974,016
Fiscal year before current year	682,132	337,045
Two years before current year	242,516	266,677
Three years before current year	198,866	86,691
Four years before current year	56,572	55,536
Prior	83,417	89,860
Revolving loans amortized cost basis	2,066,349	1,484,287
Revolving loans converted to term	0	0
Loans and leases receivable	6,536,102	3,294,112
Commercial and industrial, including specialty lending | Special Mention | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	11,134	476
Fiscal year before current year	6,023	1,408
Two years before current year	27,780	3,325
Three years before current year	0	4,904
Four years before current year	1,501	36,252
Prior	172	92
Revolving loans amortized cost basis	2,599	14,662
Revolving loans converted to term	0	0
Loans and leases receivable	49,209	61,119
Commercial and industrial, including specialty lending | Substandard | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	18,786
Fiscal year before current year	22,917	10,257
Two years before current year	967	9,543
Three years before current year	8,431	11,586
Four years before current year	6,713	5,682
Prior	39,554	6,764
Revolving loans amortized cost basis	8,937	6,934
Revolving loans converted to term	0	0
Loans and leases receivable	87,519	69,552
Commercial and industrial, including specialty lending | Doubtful | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	0
Fiscal year before current year	0	0
Two years before current year	0	0
Three years before current year	0	0
Four years before current year	0	0
Prior	0	0
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	0	0
Commercial real estate owner occupied
Financing Receivable, Credit Quality Indicator [Line Items]
Loans and leases receivable	885,339	654,922
Commercial real estate owner occupied | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	293,096	213,102
Fiscal year before current year	220,515	59,348
Two years before current year	105,925	131,252
Three years before current year	90,886	70,993
Four years before current year	44,899	68,941
Prior	130,018	110,614
Revolving loans amortized cost basis	0	672
Revolving loans converted to term	0	0
Loans and leases receivable	885,339	654,922
Commercial real estate owner occupied | Pass | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	293,096	213,102
Fiscal year before current year	220,515	59,348
Two years before current year	105,925	124,626
Three years before current year	90,752	60,993
Four years before current year	34,196	58,073
Prior	121,616	99,219
Revolving loans amortized cost basis	0	672
Revolving loans converted to term	0	0
Loans and leases receivable	866,100	616,033
Commercial real estate owner occupied | Special Mention | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	0
Fiscal year before current year	0	0
Two years before current year	0	2,876
Three years before current year	0	318
Four years before current year	134	2,044
Prior	1,841	572
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	1,975	5,810
Commercial real estate owner occupied | Substandard | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	0
Fiscal year before current year	0	0
Two years before current year	0	3,750
Three years before current year	134	9,682
Four years before current year	10,569	8,824
Prior	6,561	10,823
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	17,264	33,079
Commercial real estate owner occupied | Doubtful | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	0
Fiscal year before current year	0	0
Two years before current year	0	0
Three years before current year	0	0
Four years before current year	0	0
Prior	0	0
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	0	0
Commercial real estate non-owner occupied
Financing Receivable, Credit Quality Indicator [Line Items]
Loans and leases receivable	1,290,730	1,121,238
Commercial real estate non-owner occupied | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	349,954	136,897
Fiscal year before current year	119,304	171,592
Two years before current year	177,492	106,617
Three years before current year	102,483	111,259
Four years before current year	70,435	217,240
Prior	471,062	377,633
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	1,290,730	1,121,238
Commercial real estate non-owner occupied | Pass | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	339,044	136,897
Fiscal year before current year	119,304	149,898
Two years before current year	156,281	95,504
Three years before current year	73,827	66,040
Four years before current year	62,237	153,509
Prior	386,235	310,435
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	1,136,928	912,283
Commercial real estate non-owner occupied | Special Mention | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	0
Fiscal year before current year	0	21,694
Two years before current year	21,211	11,113
Three years before current year	0	9,373
Four years before current year	0	43,215
Prior	10,617	20,540
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	31,828	105,935
Commercial real estate non-owner occupied | Substandard | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	10,910	0
Fiscal year before current year	0	0
Two years before current year	0	0
Three years before current year	28,656	35,846
Four years before current year	8,198	20,516
Prior	74,210	46,658
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	121,974	103,020
Commercial real estate non-owner occupied | Doubtful | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	0
Fiscal year before current year	0	0
Two years before current year	0	0
Three years before current year	0	0
Four years before current year		0
Prior	0	0
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	0	0
Construction
Financing Receivable, Credit Quality Indicator [Line Items]
Loans and leases receivable	162,009	198,981
Construction | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	72,177	57,105
Fiscal year before current year	36,114	49,199
Two years before current year	9,537	77,622
Three years before current year	28,644	4,828
Four years before current year	4,696	0
Prior	9,112	9,414
Revolving loans amortized cost basis	1,729	813
Revolving loans converted to term	0	0
Loans and leases receivable	162,009	198,981
Construction | Pass | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	72,177	57,105
Fiscal year before current year	36,114	49,199
Two years before current year	9,537	77,622
Three years before current year	28,644	4,828
Four years before current year	4,696	0
Prior	9,112	9,414
Revolving loans amortized cost basis	1,729	813
Revolving loans converted to term	0	0
Loans and leases receivable	162,009	198,981
Construction | Special Mention | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	0
Fiscal year before current year	0	0
Two years before current year	0	0
Three years before current year	0	0
Four years before current year	0	0
Prior	0	0
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	0	0
Construction | Substandard | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	0
Fiscal year before current year	0	0
Two years before current year	0	0
Three years before current year	0	0
Four years before current year	0	0
Prior	0	0
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	0	0
Construction | Doubtful | Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	0
Fiscal year before current year	0	0
Two years before current year	0	0
Three years before current year	0	0
Four years before current year	0	0
Prior	0	0
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	0	0
Consumer loans | Consumer
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	953,351	1,082,541
Fiscal year before current year	458,668	400,041
Two years before current year	108,658	365,340
Three years before current year	119,463	44,340
Four years before current year	20,758	9,052
Prior	126,720	140,935
Revolving loans amortized cost basis	133,349	89,817
Revolving loans converted to term	0	0
Loans and leases receivable	1,920,967	2,132,066
Residential real estate
Financing Receivable, Credit Quality Indicator [Line Items]
Loans and leases receivable	497,952	334,730
Residential real estate | Consumer
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	162,488	107,854
Fiscal year before current year	148,583	8,251
Two years before current year	7,462	21,431
Three years before current year	17,569	12,404
Four years before current year	12,164	7,376
Prior	81,119	87,622
Revolving loans amortized cost basis	68,567	89,792
Revolving loans converted to term	0	0
Loans and leases receivable	497,952	334,730
Residential real estate | Consumer | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	162,217	107,854
Fiscal year before current year	148,217	8,251
Two years before current year	7,224	21,096
Three years before current year	17,128	11,389
Four years before current year	10,739	6,707
Prior	77,762	84,035
Revolving loans amortized cost basis	67,782	87,438
Revolving loans converted to term	0	0
Loans and leases receivable	491,069	326,770
Residential real estate | Consumer | Nonperforming
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	271	0
Fiscal year before current year	366	0
Two years before current year	238	335
Three years before current year	441	1,015
Four years before current year	1,425	669
Prior	3,357	3,587
Revolving loans amortized cost basis	785	2,354
Revolving loans converted to term	0	0
Loans and leases receivable	6,883	7,960
Manufactured housing
Financing Receivable, Credit Quality Indicator [Line Items]
Loans and leases receivable	45,076	52,861
Manufactured housing | Consumer
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	0
Fiscal year before current year	0	0
Two years before current year	0	253
Three years before current year	213	299
Four years before current year	103	73
Prior	44,760	52,236
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	45,076	52,861
Manufactured housing | Consumer | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	0
Fiscal year before current year	0	0
Two years before current year	0	253
Three years before current year	213	299
Four years before current year	103	73
Prior	41,918	47,537
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	42,234	48,162
Manufactured housing | Consumer | Nonperforming
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	0	0
Fiscal year before current year	0	0
Two years before current year	0	0
Three years before current year	0	0
Four years before current year	0	0
Prior	2,842	4,699
Revolving loans amortized cost basis	0	0
Revolving loans converted to term	0	0
Loans and leases receivable	2,842	4,699
Installment
Financing Receivable, Credit Quality Indicator [Line Items]
Loans and leases receivable	1,377,939	1,744,475
Installment | Consumer
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	790,863	974,687
Fiscal year before current year	310,085	391,790
Two years before current year	101,196	343,656
Three years before current year	101,681	31,637
Four years before current year	8,491	1,603
Prior	841	1,077
Revolving loans amortized cost basis	64,782	25
Revolving loans converted to term	0	0
Loans and leases receivable	1,377,939	1,744,475
Installment | Consumer | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	785,699	973,525
Fiscal year before current year	305,729	390,788
Two years before current year	100,173	341,582
Three years before current year	100,570	31,481
Four years before current year	8,430	1,601
Prior	782	1,016
Revolving loans amortized cost basis	64,690	25
Revolving loans converted to term	0	0
Loans and leases receivable	1,366,073	1,740,018
Installment | Consumer | Nonperforming
Financing Receivable, Credit Quality Indicator [Line Items]
Current year	5,164	1,162
Fiscal year before current year	4,356	1,002
Two years before current year	1,023	2,074
Three years before current year	1,111	156
Four years before current year	61	2
Prior	59	61
Revolving loans amortized cost basis	92	0
Revolving loans converted to term	0	0
Loans and leases receivable	$ 11,866	$ 4,457

X

- Definition

Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

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Amortized cost excluding accrued interest, of financing receivable originated more than five years prior to current fiscal year. Excludes net investment in lease.

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Amortized cost excluding accrued interest, of financing receivable that can be withdrawn, repaid, and redrawn.

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Amortized cost excluding accrued interest, of financing receivable originated three years prior to current fiscal year. Excludes net investment in lease.

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