Loans and Leases - Schedule of Loans Disaggregated by Year of Origination and by Risk Rating (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	$ 138,288	$ 70,781	$ 65,524
Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	137,075	69,917
30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	674	480
60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	159	214
90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	380	170
Commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	5,001	15,142
2022	12,838	10,760
2021	10,436	8,245
2020	7,834	5,860
2019	5,430	3,101
2018 & Prior	6,963	4,449
Revolving	5,859	5,868
Revolving Converted to Term Loans	29	30
Total loans and leases	54,390	53,455
Commercial | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	53,563	52,770
Commercial | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	417	387
Commercial | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	111	192
Commercial | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	299	106
Commercial | Commercial construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	188	1,146
2022	1,231	759
2021	772	529
2020	432	221
2019	187	27
2018 & Prior	101	80
Revolving	60	42
Revolving Converted to Term Loans	0	0
Total loans and leases	2,971	2,804
Commercial | Commercial construction | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	2,961	2,753
Commercial | Commercial construction | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	9	50
Commercial | Commercial construction | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	1	0
Commercial | Commercial construction | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	0	1
Commercial | Commercial construction | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	187	1,140
2022	1,226	759
2021	772	511
2020	384	157
2019	119	27
2018 & Prior	96	75
Revolving	60	42
Revolving Converted to Term Loans	0	0
Total loans and leases	2,844	2,711
Commercial | Commercial construction | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	4
2022	4	0
2021	0	18
2020	48	18
2019	40	0
2018 & Prior	0	0
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	92	40
Commercial | Commercial construction | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	1	2
2022	1	0
2021	0	0
2020	0	43
2019	28	0
2018 & Prior	5	5
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	35	50
Commercial | Commercial construction | Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	3
2019	0	0
2018 & Prior	0	0
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	0	3
Commercial | Commercial construction | Ungraded
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018 & Prior	0	0
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	0	0
Commercial | Owner occupied commercial mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	398	2,830
2022	2,771	3,389
2021	3,359	3,039
2020	2,975	1,886
2019	1,826	1,113
2018 & Prior	2,955	2,031
Revolving	172	185
Revolving Converted to Term Loans	0	0
Total loans and leases	14,456	14,473
Commercial | Owner occupied commercial mortgage | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	14,392	14,414
Commercial | Owner occupied commercial mortgage | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	30	29
Commercial | Owner occupied commercial mortgage | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	0	5
Commercial | Owner occupied commercial mortgage | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	34	25
Commercial | Owner occupied commercial mortgage | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	393	2,773
2022	2,709	3,328
2021	3,292	2,966
2020	2,877	1,825
2019	1,767	1,048
2018 & Prior	2,728	1,867
Revolving	165	177
Revolving Converted to Term Loans	0	0
Total loans and leases	13,931	13,984
Commercial | Owner occupied commercial mortgage | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	33
2022	40	14
2021	20	32
2020	46	33
2019	30	18
2018 & Prior	72	49
Revolving	1	2
Revolving Converted to Term Loans	0	0
Total loans and leases	209	181
Commercial | Owner occupied commercial mortgage | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	5	24
2022	22	47
2021	47	41
2020	52	28
2019	29	47
2018 & Prior	154	114
Revolving	6	6
Revolving Converted to Term Loans	0	0
Total loans and leases	315	307
Commercial | Owner occupied commercial mortgage | Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018 & Prior	1	1
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	1	1
Commercial | Owner occupied commercial mortgage | Ungraded
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018 & Prior	0	0
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	0	0
Commercial | Non-owner occupied commercial mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	612	2,504
2022	2,504	1,670
2021	1,679	1,931
2020	1,918	1,776
2019	1,670	773
2018 & Prior	1,860	1,199
Revolving	49	49
Revolving Converted to Term Loans	0	0
Total loans and leases	10,292	9,902
Commercial | Non-owner occupied commercial mortgage | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	9,870	9,671
Commercial | Non-owner occupied commercial mortgage | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	165	76
Commercial | Non-owner occupied commercial mortgage | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	67	144
Commercial | Non-owner occupied commercial mortgage | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	190	11
Commercial | Non-owner occupied commercial mortgage | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	612	2,501
2022	2,500	1,658
2021	1,666	1,794
2020	1,772	1,397
2019	1,202	680
2018 & Prior	1,456	933
Revolving	49	48
Revolving Converted to Term Loans	0	0
Total loans and leases	9,257	9,011
Commercial | Non-owner occupied commercial mortgage | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	1
2021	0	69
2020	79	38
2019	130	35
2018 & Prior	81	10
Revolving	0	1
Revolving Converted to Term Loans	0	0
Total loans and leases	290	154
Commercial | Non-owner occupied commercial mortgage | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	3
2022	4	11
2021	13	68
2020	67	324
2019	312	58
2018 & Prior	313	236
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	709	700
Commercial | Non-owner occupied commercial mortgage | Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	17
2019	26	0
2018 & Prior	10	20
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	36	37
Commercial | Non-owner occupied commercial mortgage | Ungraded
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018 & Prior	0	0
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	0	0
Commercial | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	3,558	7,889
2022	5,625	4,419
2021	4,150	2,311
2020	2,132	1,739
2019	1,551	1,096
2018 & Prior	1,885	1,029
Revolving	5,578	5,592
Revolving Converted to Term Loans	29	30
Total loans and leases	24,508	24,105
Commercial | Commercial and industrial | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	24,259	23,853
Commercial | Commercial and industrial | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	158	173
Commercial | Commercial and industrial | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	30	26
Commercial | Commercial and industrial | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	61	53
Commercial | Commercial and industrial | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	3,482	7,695
2022	5,434	4,145
2021	3,890	2,035
2020	1,863	1,533
2019	1,342	872
2018 & Prior	1,529	845
Revolving	5,125	5,252
Revolving Converted to Term Loans	28	29
Total loans and leases	22,693	22,406
Commercial | Commercial and industrial | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	52	87
2022	84	153
2021	120	79
2020	93	63
2019	47	52
2018 & Prior	54	23
Revolving	100	40
Revolving Converted to Term Loans	0	0
Total loans and leases	550	497
Commercial | Commercial and industrial | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	24	106
2022	103	117
2021	135	194
2020	175	132
2019	148	166
2018 & Prior	272	145
Revolving	239	200
Revolving Converted to Term Loans	1	1
Total loans and leases	1,097	1,061
Commercial | Commercial and industrial | Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	1
2022	4	4
2021	5	3
2020	1	11
2019	14	6
2018 & Prior	30	16
Revolving	10	7
Revolving Converted to Term Loans	0	0
Total loans and leases	64	48
Commercial | Commercial and industrial | Ungraded
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018 & Prior	0	0
Revolving	104	93
Revolving Converted to Term Loans	0	0
Total loans and leases	104	93
Commercial | Leases
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	245	773
2022	707	523
2021	476	435
2020	377	238
2019	196	92
2018 & Prior	162	110
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	2,163	2,171
Commercial | Leases | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	2,081	2,079
Commercial | Leases | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	55	59
Commercial | Leases | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	13	17
Commercial | Leases | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	14	16
Commercial | Leases | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	235	718
2022	648	466
2021	425	389
2020	338	216
2019	177	80
2018 & Prior	152	108
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	1,975	1,977
Commercial | Leases | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	5	21
2022	21	22
2021	20	17
2020	14	9
2019	8	4
2018 & Prior	3	0
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	71	73
Commercial | Leases | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	5	32
2022	35	32
2021	28	27
2020	23	12
2019	10	7
2018 & Prior	6	1
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	107	111
Commercial | Leases | Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	2
2022	3	3
2021	3	2
2020	2	1
2019	1	1
2018 & Prior	1	0
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	10	9
Commercial | Leases | Ungraded
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018 & Prior	0	1
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	0	1
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	921	4,249
2022	4,244	4,214
2021	4,130	2,337
2020	2,260	930
2019	879	481
2018 & Prior	3,013	2,775
Revolving	2,180	2,240
Revolving Converted to Term Loans	100	100
Total loans and leases	17,727	17,326
Consumer | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	17,547	17,147
Consumer | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	98	93
Consumer | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	24	22
Consumer | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	58	64
Consumer | Residential mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	726	3,489
2022	3,533	3,730
2021	3,693	2,106
2020	2,054	812
2019	778	419
2018 & Prior	2,926	2,731
Revolving	17	22
Revolving Converted to Term Loans	0	0
Total loans and leases	13,727	13,309
Consumer | Residential mortgage | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	726	3,485
2022	3,527	3,721
2021	3,681	2,097
2020	2,043	805
2019	774	413
2018 & Prior	2,819	2,625
Revolving	17	22
Revolving Converted to Term Loans	0	0
Total loans and leases	13,587	13,168
Consumer | Residential mortgage | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	3
2022	5	7
2021	9	6
2020	6	5
2019	2	3
2018 & Prior	55	49
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	77	73
Consumer | Residential mortgage | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	1
2022	0	1
2021	2	2
2020	2	0
2019	1	1
2018 & Prior	12	11
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	17	16
Consumer | Residential mortgage | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	1	1
2021	1	1
2020	3	2
2019	1	2
2018 & Prior	40	46
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	46	52
Consumer | Revolving mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018 & Prior	0	0
Revolving	1,816	1,851
Revolving Converted to Term Loans	100	100
Total loans and leases	1,916	1,951
Consumer | Revolving mortgage | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018 & Prior	0	0
Revolving	1,803	1,839
Revolving Converted to Term Loans	92	92
Total loans and leases	1,895	1,931
Consumer | Revolving mortgage | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018 & Prior	0	0
Revolving	7	5
Revolving Converted to Term Loans	3	4
Total loans and leases	10	9
Consumer | Revolving mortgage | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018 & Prior	0	0
Revolving	1	2
Revolving Converted to Term Loans	2	1
Total loans and leases	3	3
Consumer | Revolving mortgage | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018 & Prior	0	0
Revolving	5	5
Revolving Converted to Term Loans	3	3
Total loans and leases	8	8
Consumer | Consumer auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	165	600
2022	568	402
2021	364	218
2020	194	112
2019	96	60
2018 & Prior	65	22
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	1,452	1,414
Consumer | Consumer auto | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	165	599
2022	565	398
2021	360	216
2020	193	111
2019	95	59
2018 & Prior	64	22
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	1,442	1,405
Consumer | Consumer auto | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	1
2022	2	2
2021	2	2
2020	1	1
2019	1	1
2018 & Prior	1	0
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	7	7
Consumer | Consumer auto | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	1	1
2021	1	0
2020	0	0
2019	0	0
2018 & Prior	0	0
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	2	1
Consumer | Consumer auto | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	1
2021	1	0
2020	0	0
2019	0	0
2018 & Prior	0	0
Revolving	0	0
Revolving Converted to Term Loans	0	0
Total loans and leases	1	1
Consumer | Consumer other
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	30	160
2022	143	82
2021	73	13
2020	12	6
2019	5	2
2018 & Prior	22	22
Revolving	347	367
Revolving Converted to Term Loans	0	0
Total loans and leases	632	652
Consumer | Consumer other | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	30	160
2022	142	82
2021	73	13
2020	12	6
2019	5	2
2018 & Prior	20	19
Revolving	341	361
Revolving Converted to Term Loans	0	0
Total loans and leases	623	643
Consumer | Consumer other | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	1	0
2021	0	0
2020	0	0
2019	0	0
2018 & Prior	1	1
Revolving	2	3
Revolving Converted to Term Loans	0	0
Total loans and leases	4	4
Consumer | Consumer other | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018 & Prior	0	1
Revolving	2	1
Revolving Converted to Term Loans	0	0
Total loans and leases	2	2
Consumer | Consumer other | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018 & Prior	1	1
Revolving	2	2
Revolving Converted to Term Loans	0	0
Total loans and leases	3	3
SVB
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	1,027
2022	7,651
2021	6,365
2020	4,454
2019	2,160
2018 & Prior	3,805
Revolving	40,546
Revolving Converted to Term Loans	163
Total loans and leases	66,171	0
SVB | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	65,965
SVB | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	159
SVB | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	24
SVB | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	23
SVB | Global fund banking
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	78
2022	191
2021	134
2020	103
2019	44
2018 & Prior	9
Revolving	35,463
Revolving Converted to Term Loans	75
Total loans and leases	36,097	0
SVB | Global fund banking | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	36,060
SVB | Global fund banking | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	37
SVB | Global fund banking | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	0
SVB | Global fund banking | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	0
SVB | Global fund banking | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	78
2022	191
2021	134
2020	103
2019	44
2018 & Prior	9
Revolving	35,453
Revolving Converted to Term Loans	75
Total loans and leases	36,087
SVB | Global fund banking | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 & Prior	0
Revolving	0
Revolving Converted to Term Loans	0
Total loans and leases	0
SVB | Global fund banking | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 & Prior	0
Revolving	10
Revolving Converted to Term Loans	0
Total loans and leases	10
SVB | Global fund banking | Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 & Prior	0
Revolving	0
Revolving Converted to Term Loans	0
Total loans and leases	0
SVB | Global fund banking | Ungraded
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 & Prior	0
Revolving	0
Revolving Converted to Term Loans	0
Total loans and leases	0
SVB | Investor dependent - growth stage
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	76
2022	951
2021	516
2020	158
2019	58
2018 & Prior	12
Revolving	223
Revolving Converted to Term Loans	0
Total loans and leases	1,994	0
SVB | Investor dependent - growth stage | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	1,972
SVB | Investor dependent - growth stage | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	17
SVB | Investor dependent - growth stage | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	3
SVB | Investor dependent - growth stage | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	2
SVB | Investor dependent - growth stage | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	76
2022	848
2021	406
2020	115
2019	48
2018 & Prior	10
Revolving	169
Revolving Converted to Term Loans	0
Total loans and leases	1,672
SVB | Investor dependent - growth stage | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	15
2021	1
2020	1
2019	0
2018 & Prior	0
Revolving	3
Revolving Converted to Term Loans	0
Total loans and leases	20
SVB | Investor dependent - growth stage | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	61
2021	89
2020	38
2019	8
2018 & Prior	2
Revolving	47
Revolving Converted to Term Loans	0
Total loans and leases	245
SVB | Investor dependent - growth stage | Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	27
2021	20
2020	4
2019	2
2018 & Prior	0
Revolving	4
Revolving Converted to Term Loans	0
Total loans and leases	57
SVB | Investor dependent - growth stage | Ungraded
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 & Prior	0
Revolving	0
Revolving Converted to Term Loans	0
Total loans and leases	0
SVB | Investor dependent - early stage
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	209
2022	1,461
2021	1,344
2020	650
2019	174
2018 & Prior	226
Revolving	349
Revolving Converted to Term Loans	5
Total loans and leases	4,418	0
SVB | Investor dependent - early stage | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	4,385
SVB | Investor dependent - early stage | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	25
SVB | Investor dependent - early stage | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	8
SVB | Investor dependent - early stage | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	0
SVB | Investor dependent - early stage | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	206
2022	1,372
2021	1,137
2020	512
2019	145
2018 & Prior	186
Revolving	314
Revolving Converted to Term Loans	5
Total loans and leases	3,877
SVB | Investor dependent - early stage | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	8
2021	15
2020	17
2019	0
2018 & Prior	0
Revolving	0
Revolving Converted to Term Loans	0
Total loans and leases	40
SVB | Investor dependent - early stage | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	3
2022	76
2021	150
2020	120
2019	20
2018 & Prior	38
Revolving	35
Revolving Converted to Term Loans	0
Total loans and leases	442
SVB | Investor dependent - early stage | Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	5
2021	42
2020	1
2019	9
2018 & Prior	2
Revolving	0
Revolving Converted to Term Loans	0
Total loans and leases	59
SVB | Investor dependent - early stage | Ungraded
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 & Prior	0
Revolving	0
Revolving Converted to Term Loans	0
Total loans and leases	0
SVB | Innovation C&I and cash flow dependent
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	170
2022	1,721
2021	1,326
2020	1,513
2019	621
2018 & Prior	703
Revolving	3,139
Revolving Converted to Term Loans	0
Total loans and leases	9,193	0
SVB | Innovation C&I and cash flow dependent | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	9,155
SVB | Innovation C&I and cash flow dependent | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	27
SVB | Innovation C&I and cash flow dependent | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	11
SVB | Innovation C&I and cash flow dependent | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	0
SVB | Innovation C&I and cash flow dependent | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	129
2022	1,684
2021	1,191
2020	1,309
2019	586
2018 & Prior	669
Revolving	2,948
Revolving Converted to Term Loans	0
Total loans and leases	8,516
SVB | Innovation C&I and cash flow dependent | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	41
2022	0
2021	0
2020	26
2019	28
2018 & Prior	0
Revolving	15
Revolving Converted to Term Loans	0
Total loans and leases	110
SVB | Innovation C&I and cash flow dependent | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	37
2021	133
2020	117
2019	7
2018 & Prior	34
Revolving	160
Revolving Converted to Term Loans	0
Total loans and leases	488
SVB | Innovation C&I and cash flow dependent | Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	2
2020	61
2019	0
2018 & Prior	0
Revolving	16
Revolving Converted to Term Loans	0
Total loans and leases	79
SVB | Innovation C&I and cash flow dependent | Ungraded
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 & Prior	0
Revolving	0
Revolving Converted to Term Loans	0
Total loans and leases	0
SVB | Private Bank
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	398
2022	2,379
2021	2,347
2020	1,444
2019	792
2018 & Prior	1,209
Revolving	893
Revolving Converted to Term Loans	14
Total loans and leases	9,476	0
SVB | Private Bank | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	9,419
SVB | Private Bank | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	39
SVB | Private Bank | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	1
SVB | Private Bank | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	17
SVB | Private Bank | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	398
2022	2,379
2021	2,332
2020	1,443
2019	788
2018 & Prior	1,171
Revolving	889
Revolving Converted to Term Loans	14
Total loans and leases	9,414
SVB | Private Bank | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	2
2020	0
2019	0
2018 & Prior	9
Revolving	2
Revolving Converted to Term Loans	0
Total loans and leases	13
SVB | Private Bank | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	13
2020	1
2019	3
2018 & Prior	20
Revolving	2
Revolving Converted to Term Loans	0
Total loans and leases	39
SVB | Private Bank | Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	1
2018 & Prior	9
Revolving	0
Revolving Converted to Term Loans	0
Total loans and leases	10
SVB | Private Bank | Ungraded
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 & Prior	0
Revolving	0
Revolving Converted to Term Loans	0
Total loans and leases	0
SVB | CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	53
2022	519
2021	274
2020	212
2019	300
2018 & Prior	981
Revolving	100
Revolving Converted to Term Loans	5
Total loans and leases	2,444	0
SVB | CRE | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	2,439
SVB | CRE | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	4
SVB | CRE | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	1
SVB | CRE | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	0
SVB | CRE | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	53
2022	516
2021	260
2020	194
2019	195
2018 & Prior	889
Revolving	98
Revolving Converted to Term Loans	5
Total loans and leases	2,210
SVB | CRE | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	3
2021	10
2020	0
2019	3
2018 & Prior	27
Revolving	0
Revolving Converted to Term Loans	0
Total loans and leases	43
SVB | CRE | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	4
2020	18
2019	102
2018 & Prior	65
Revolving	2
Revolving Converted to Term Loans	0
Total loans and leases	191
SVB | CRE | Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 & Prior	0
Revolving	0
Revolving Converted to Term Loans	0
Total loans and leases	0
SVB | CRE | Ungraded
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 & Prior	0
Revolving	0
Revolving Converted to Term Loans	0
Total loans and leases	0
SVB | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	43
2022	429
2021	424
2020	374
2019	171
2018 & Prior	665
Revolving	379
Revolving Converted to Term Loans	64
Total loans and leases	2,549	$ 0
SVB | Other | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	2,535
SVB | Other | 30-59 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	10
SVB | Other | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	0
SVB | Other | 90 Days or Greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans and leases	4
SVB | Other | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	43
2022	419
2021	416
2020	356
2019	163
2018 & Prior	625
Revolving	364
Revolving Converted to Term Loans	64
Total loans and leases	2,450
SVB | Other | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	2
2020	11
2019	0
2018 & Prior	11
Revolving	2
Revolving Converted to Term Loans	0
Total loans and leases	26
SVB | Other | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	10
2021	6
2020	7
2019	8
2018 & Prior	29
Revolving	13
Revolving Converted to Term Loans	0
Total loans and leases	73
SVB | Other | Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 & Prior	0
Revolving	0
Revolving Converted to Term Loans	0
Total loans and leases	0
SVB | Other | Ungraded
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 & Prior	0
Revolving	0
Revolving Converted to Term Loans	0
Total loans and leases	$ 0