Loans Receivable and Allowance for Credit Losses - Schedule of Financing Receivable, Modified, Payment Performance (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024	Jun. 30, 2024
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	$ 387,869		$ 161,453
Commitment to lend	20,000	$ 10,000
Current Accruing Loans
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	376,275		139,553
30 - 89 Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	6,204		4,621
90+ Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	5,390		17,279
Other consumer
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated			3,000
Other consumer | Current Accruing Loans
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated			3,000
Other consumer | 30 - 89 Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated			0
Other consumer | 90+ Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated			0
Commercial lending
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	358,192		129,725
Commercial lending | Current Accruing Loans
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	358,192		121,896
Commercial lending | 30 - 89 Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	0		0
Commercial lending | 90+ Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	0		7,829
Commercial lending | C&I
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	165,093		74,833
Commercial lending | C&I | Current Accruing Loans
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	165,093		67,004
Commercial lending | C&I | 30 - 89 Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	0		0
Commercial lending | C&I | 90+ Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	0		7,829
Commercial lending | CRE
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	193,099		54,892
Commercial lending | CRE | Current Accruing Loans
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	193,099		54,892
Commercial lending | CRE | 30 - 89 Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	0		0
Commercial lending | CRE | 90+ Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	0		0
Consumer lending
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	29,677		31,728
Consumer lending | Current Accruing Loans
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	18,083		17,657
Consumer lending | 30 - 89 Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	6,204		4,621
Consumer lending | 90+ Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	5,390		9,450
Consumer lending | Single-family residential
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	17,179		17,826
Consumer lending | Single-family residential | Current Accruing Loans
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	11,646		8,261
Consumer lending | Single-family residential | 30 - 89 Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	3,196		1,325
Consumer lending | Single-family residential | 90+ Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	2,337		8,240
Consumer lending | HELOCs
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	12,498		10,902
Consumer lending | HELOCs | Current Accruing Loans
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	6,437		6,396
Consumer lending | HELOCs | 30 - 89 Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	3,008		3,296
Consumer lending | HELOCs | 90+ Days Past Due
Financing Receivable Allowance for Credit Losses
Financing receivable, modified, accumulated	$ 3,053		$ 1,210