Loans - Schedule of Aging of Loan Portfolio (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	$ 11,572,552	$ 6,673,180
Loans Greater than 90 Days Past Due, Still Accruing	132	690
Nonaccrual	189,983	60,081
Commercial and industrial
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	3,579,772	2,937,867
Loans Greater than 90 Days Past Due, Still Accruing	0	0
Nonaccrual	91,438	33,710
Commercial real estate
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	4,978,033	1,921,796
Loans Greater than 90 Days Past Due, Still Accruing	0	0
Nonaccrual	68,677	5,199
Commercial real estate \| Non-owner occupied
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	1,195,172	742,002
Loans Greater than 90 Days Past Due, Still Accruing	0	0
Nonaccrual	4,635	4,181
Commercial real estate \| Owner occupied
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	951,226	700,774
Loans Greater than 90 Days Past Due, Still Accruing	0	0
Nonaccrual	15,176	1,018
Commercial real estate \| Construction and land
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	218,441	268,652
Loans Greater than 90 Days Past Due, Still Accruing	0	0
Nonaccrual	2,398	0
Commercial real estate \| Multifamily
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	2,613,194	210,368
Loans Greater than 90 Days Past Due, Still Accruing	0	0
Nonaccrual	46,468	0
Residential real estate
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	1,913,575	1,221,086
Loans Greater than 90 Days Past Due, Still Accruing	0	690
Nonaccrual	29,816	21,126
Public Finance
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	957,556	501,582
Loans Greater than 90 Days Past Due, Still Accruing	0	0
Nonaccrual	0	0
Consumer
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	29,569	32,651
Loans Greater than 90 Days Past Due, Still Accruing	0	0
Nonaccrual	52	46
Other
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	114,047	58,198
Loans Greater than 90 Days Past Due, Still Accruing	132	0
Nonaccrual	0	0
Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	11,307,071	6,550,738
Loans Not Past Due \| Commercial and industrial
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	3,454,586	2,890,507
Loans Not Past Due \| Commercial real estate
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	4,887,120	1,897,878
Loans Not Past Due \| Commercial real estate \| Non-owner occupied
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	1,186,714	723,930
Loans Not Past Due \| Commercial real estate \| Owner occupied
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	929,764	699,342
Loans Not Past Due \| Commercial real estate \| Construction and land
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	214,080	264,238
Loans Not Past Due \| Commercial real estate \| Multifamily
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	2,556,562	210,368
Loans Not Past Due \| Residential real estate
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	1,864,913	1,177,999
Loans Not Past Due \| Public Finance
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	957,556	501,582
Loans Not Past Due \| Consumer
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	29,338	32,528
Loans Not Past Due \| Other
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	113,558	50,244
Loans 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	50,522	47,135
Loans 30-59 Days Past Due \| Commercial and industrial
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	19,726	8,149
Loans 30-59 Days Past Due \| Commercial real estate
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	16,325	14,305
Loans 30-59 Days Past Due \| Commercial real estate \| Non-owner occupied
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	956	13,891
Loans 30-59 Days Past Due \| Commercial real estate \| Owner occupied
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	5,205	414
Loans 30-59 Days Past Due \| Commercial real estate \| Construction and land
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	0	0
Loans 30-59 Days Past Due \| Commercial real estate \| Multifamily
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	10,164	0
Loans 30-59 Days Past Due \| Residential real estate
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	14,182	16,657
Loans 30-59 Days Past Due \| Public Finance
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	0	0
Loans 30-59 Days Past Due \| Consumer
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	179	70
Loans 30-59 Days Past Due \| Other
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	110	7,954
Loans 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	24,844	14,536
Loans 60-89 Days Past Due \| Commercial and industrial
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	14,022	5,501
Loans 60-89 Days Past Due \| Commercial real estate
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	5,911	4,414
Loans 60-89 Days Past Due \| Commercial real estate \| Non-owner occupied
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	2,867	0
Loans 60-89 Days Past Due \| Commercial real estate \| Owner occupied
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	1,081	0
Loans 60-89 Days Past Due \| Commercial real estate \| Construction and land
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	1,963	4,414
Loans 60-89 Days Past Due \| Commercial real estate \| Multifamily
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	0	0
Loans 60-89 Days Past Due \| Residential real estate
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	4,664	4,614
Loans 60-89 Days Past Due \| Public Finance
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	0	0
Loans 60-89 Days Past Due \| Consumer
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	0	7
Loans 60-89 Days Past Due \| Other
Financing Receivable, Past Due [Line Items]
Total loans, excluding loan hedge fair value	$ 247	$ 0

Amortized cost excluding accrued interest, of financing receivable 90 days or more past due and still accruing. Excludes net investment in lease.

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