v3.26.1
Loans Receivable - Performance Status of Loans Receivable (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Jun. 30, 2025
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process $ 5,878,562 $ 5,814,539
Commercial Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 4,006,466 4,012,678
One- to four-family residential mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 1,789,865 1,748,591
Consumer Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 82,231 53,270
Nonperforming    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
90 Days and Over Past Due Accruing 0 0
Nonaccrual Loans with Allowance for Credit Losses 13,743 20,847
Nonaccrual Loans with no Allowance for Credit Losses 34,153 24,750
Financing receivable, before allowance for credit loss, fee and loan in process 47,896 45,597
Nonperforming | One- to four-family residential mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
90 Days and Over Past Due Accruing 0 0
Nonaccrual Loans with Allowance for Credit Losses 2,929 2,862
Nonaccrual Loans with no Allowance for Credit Losses 4,393 3,688
Financing receivable, before allowance for credit loss, fee and loan in process 7,322 6,550
Performing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 5,830,666 5,768,942
Performing | One- to four-family residential mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 1,782,543 1,742,041
Multi-family mortgage | Commercial Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 2,499,894 2,709,654
Multi-family mortgage | Nonperforming | Commercial Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
90 Days and Over Past Due Accruing 0 0
Nonaccrual Loans with Allowance for Credit Losses 10,617 15,867
Nonaccrual Loans with no Allowance for Credit Losses 26,263 14,990
Financing receivable, before allowance for credit loss, fee and loan in process 36,880 30,857
Multi-family mortgage | Performing | Commercial Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 2,463,014 2,678,797
Nonresidential mortgage | Commercial Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 1,019,445 986,556
Nonresidential mortgage | Nonperforming | Commercial Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
90 Days and Over Past Due Accruing 0 0
Nonaccrual Loans with Allowance for Credit Losses 0 0
Nonaccrual Loans with no Allowance for Credit Losses 360 5,763
Financing receivable, before allowance for credit loss, fee and loan in process 360 5,763
Nonresidential mortgage | Performing | Commercial Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 1,019,085 980,793
Commercial and industrial | Commercial Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 223,927 138,755
Commercial and industrial | Nonperforming | Commercial Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
90 Days and Over Past Due Accruing 0 0
Nonaccrual Loans with Allowance for Credit Losses 197 1,930
Nonaccrual Loans with no Allowance for Credit Losses 265 293
Financing receivable, before allowance for credit loss, fee and loan in process 462 2,223
Commercial and industrial | Performing | Commercial Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 223,465 136,532
Construction | Commercial Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 263,200 177,713
Construction | Nonperforming | Commercial Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
90 Days and Over Past Due Accruing 0 0
Nonaccrual Loans with Allowance for Credit Losses 0 0
Nonaccrual Loans with no Allowance for Credit Losses 2,755 0
Financing receivable, before allowance for credit loss, fee and loan in process 2,755 0
Construction | Performing | Commercial Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 260,445 177,713
Home equity loans | Consumer Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 79,844 50,737
Home equity loans | Nonperforming | Consumer Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
90 Days and Over Past Due Accruing 0 0
Nonaccrual Loans with Allowance for Credit Losses 0 188
Nonaccrual Loans with no Allowance for Credit Losses 117 16
Financing receivable, before allowance for credit loss, fee and loan in process 117 204
Home equity loans | Performing | Consumer Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 79,727 50,533
Other consumer | Consumer Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 2,387 2,533
Other consumer | Nonperforming | Consumer Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
90 Days and Over Past Due Accruing 0 0
Nonaccrual Loans with Allowance for Credit Losses 0 0
Nonaccrual Loans with no Allowance for Credit Losses 0 0
Financing receivable, before allowance for credit loss, fee and loan in process 0 0
Other consumer | Performing | Consumer Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process $ 2,387 $ 2,533