v3.26.1
Loans - Detail and Delinquency Status of Loans Held-for-Investment, Excluding PCD/PCI Loans, Net (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment $ 3,807,957 $ 3,856,773
90 Days or More Past Due and Accruing 455 925
Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 3,799,713 3,848,510
90 Days or More Past Due and Accruing 455 925
Real estate loans: | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 3,625,695 3,680,934
90 Days or More Past Due and Accruing 297 921
Real estate loans: | Multifamily | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 2,314,049 2,361,365
90 Days or More Past Due and Accruing 0 0
Real estate loans: | Multifamily | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 2,295,187 2,343,465
90 Days or More Past Due and Accruing 0 0
Real estate loans: | Multifamily | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 8,569 7,491
90 Days or More Past Due and Accruing 0 0
Real estate loans: | Multifamily | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 10,293 10,409
90 Days or More Past Due and Accruing 0 0
Real estate loans: | Commercial mortgage | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 901,588 911,390
90 Days or More Past Due and Accruing 51 51
Real estate loans: | Commercial mortgage | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 881,215 887,251
90 Days or More Past Due and Accruing 0 0
Real estate loans: | Commercial mortgage | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 3,692 8,064
90 Days or More Past Due and Accruing 0 0
Real estate loans: | Commercial mortgage | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 16,681 16,075
90 Days or More Past Due and Accruing 51 51
Real estate loans: | One-to-four family residential mortgage | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 164,199 165,100
90 Days or More Past Due and Accruing 127 863
Real estate loans: | One-to-four family residential mortgage | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 162,884 163,769
90 Days or More Past Due and Accruing 0 0
Real estate loans: | One-to-four family residential mortgage | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,315 1,331
90 Days or More Past Due and Accruing 127 863
Real estate loans: | Home equity and lines of credit | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 195,696 198,557
90 Days or More Past Due and Accruing 119 7
Real estate loans: | Home equity and lines of credit | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 192,860 195,815
90 Days or More Past Due and Accruing 0 7
Real estate loans: | Home equity and lines of credit | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 161 64
90 Days or More Past Due and Accruing 0 0
Real estate loans: | Home equity and lines of credit | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 2,675 2,678
90 Days or More Past Due and Accruing 119 0
Real estate loans: | Construction and land | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 50,163 44,522
90 Days or More Past Due and Accruing 0 0
Real estate loans: | Construction and land | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 50,163 44,522
90 Days or More Past Due and Accruing 0 0
Commercial and industrial loans | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 172,988 166,167
90 Days or More Past Due and Accruing 158 0
Commercial and industrial loans | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 160,532 153,601
90 Days or More Past Due and Accruing 128 0
Commercial and industrial loans | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 3,160 2,939
90 Days or More Past Due and Accruing 0 0
Commercial and industrial loans | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 9,296 9,627
90 Days or More Past Due and Accruing 30 0
Other loans | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,030 1,409
90 Days or More Past Due and Accruing 0 4
Other loans | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,028 1,406
90 Days or More Past Due and Accruing 0 4
Other loans | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 2 3
90 Days or More Past Due and Accruing 0 0
Total Past Due | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 24,527 22,486
Total Past Due | Real estate loans: | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 16,500 18,760
Total Past Due | Real estate loans: | Multifamily | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,559 1,893
Total Past Due | Real estate loans: | Multifamily | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 471
Total Past Due | Real estate loans: | Multifamily | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
Total Past Due | Real estate loans: | Multifamily | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,559 1,422
Total Past Due | Real estate loans: | Commercial mortgage | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 11,489 11,986
Total Past Due | Real estate loans: | Commercial mortgage | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 12 0
Total Past Due | Real estate loans: | Commercial mortgage | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
Total Past Due | Real estate loans: | Commercial mortgage | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 11,477 11,986
Total Past Due | Real estate loans: | One-to-four family residential mortgage | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,167 1,987
Total Past Due | Real estate loans: | One-to-four family residential mortgage | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,040 1,076
Total Past Due | Real estate loans: | One-to-four family residential mortgage | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 127 911
Total Past Due | Real estate loans: | Home equity and lines of credit | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 2,285 2,894
Total Past Due | Real estate loans: | Home equity and lines of credit | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 452 764
Total Past Due | Real estate loans: | Home equity and lines of credit | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
Total Past Due | Real estate loans: | Home equity and lines of credit | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,833 2,130
Total Past Due | Real estate loans: | Construction and land | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
Total Past Due | Real estate loans: | Construction and land | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
Total Past Due | Commercial and industrial loans | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 8,027 3,722
Total Past Due | Commercial and industrial loans | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 3,312 459
Total Past Due | Commercial and industrial loans | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 2,382 898
Total Past Due | Commercial and industrial loans | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 2,333 2,365
Total Past Due | Other loans | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 4
Total Past Due | Other loans | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 4
Total Past Due | Other loans | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
30-89 Days Past Due | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 8,388 11,834
30-89 Days Past Due | Real estate loans: | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 2,193 9,976
30-89 Days Past Due | Real estate loans: | Multifamily | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 145 471
30-89 Days Past Due | Real estate loans: | Multifamily | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 471
30-89 Days Past Due | Real estate loans: | Multifamily | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
30-89 Days Past Due | Real estate loans: | Multifamily | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 145 0
30-89 Days Past Due | Real estate loans: | Commercial mortgage | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 138 7,172
30-89 Days Past Due | Real estate loans: | Commercial mortgage | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 12 0
30-89 Days Past Due | Real estate loans: | Commercial mortgage | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
30-89 Days Past Due | Real estate loans: | Commercial mortgage | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 126 7,172
30-89 Days Past Due | Real estate loans: | One-to-four family residential mortgage | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,040 1,124
30-89 Days Past Due | Real estate loans: | One-to-four family residential mortgage | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,040 1,076
30-89 Days Past Due | Real estate loans: | One-to-four family residential mortgage | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 48
30-89 Days Past Due | Real estate loans: | Home equity and lines of credit | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 870 1,209
30-89 Days Past Due | Real estate loans: | Home equity and lines of credit | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 452 757
30-89 Days Past Due | Real estate loans: | Home equity and lines of credit | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
30-89 Days Past Due | Real estate loans: | Home equity and lines of credit | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 418 452
30-89 Days Past Due | Real estate loans: | Construction and land | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
30-89 Days Past Due | Real estate loans: | Construction and land | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
30-89 Days Past Due | Commercial and industrial loans | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 6,195 1,858
30-89 Days Past Due | Commercial and industrial loans | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 3,184 459
30-89 Days Past Due | Commercial and industrial loans | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 2,382 898
30-89 Days Past Due | Commercial and industrial loans | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 629 501
30-89 Days Past Due | Other loans | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
30-89 Days Past Due | Other loans | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
30-89 Days Past Due | Other loans | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 15,684 9,727
90 Days or More Past Due | Real estate loans: | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 14,010 7,863
90 Days or More Past Due | Real estate loans: | Multifamily | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,414 1,422
90 Days or More Past Due | Real estate loans: | Multifamily | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Real estate loans: | Multifamily | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Real estate loans: | Multifamily | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,414 1,422
90 Days or More Past Due | Real estate loans: | Commercial mortgage | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 11,300 4,763
90 Days or More Past Due | Real estate loans: | Commercial mortgage | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Real estate loans: | Commercial mortgage | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Real estate loans: | Commercial mortgage | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 11,300 4,763
90 Days or More Past Due | Real estate loans: | One-to-four family residential mortgage | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Real estate loans: | One-to-four family residential mortgage | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Real estate loans: | One-to-four family residential mortgage | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Real estate loans: | Home equity and lines of credit | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,296 1,678
90 Days or More Past Due | Real estate loans: | Home equity and lines of credit | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Real estate loans: | Home equity and lines of credit | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Real estate loans: | Home equity and lines of credit | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,296 1,678
90 Days or More Past Due | Real estate loans: | Construction and land | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Real estate loans: | Construction and land | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Commercial and industrial loans | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,674 1,864
90 Days or More Past Due | Commercial and industrial loans | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Commercial and industrial loans | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Commercial and industrial loans | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,674 1,864
90 Days or More Past Due | Other loans | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Other loans | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
90 Days or More Past Due | Other loans | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 0 0
Current | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 3,775,186 3,826,024
Current | Real estate loans: | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 3,609,195 3,662,174
Current | Real estate loans: | Multifamily | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 2,312,490 2,359,472
Current | Real estate loans: | Multifamily | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 2,295,187 2,342,994
Current | Real estate loans: | Multifamily | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 8,569 7,491
Current | Real estate loans: | Multifamily | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 8,734 8,987
Current | Real estate loans: | Commercial mortgage | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 890,099 899,404
Current | Real estate loans: | Commercial mortgage | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 881,203 887,251
Current | Real estate loans: | Commercial mortgage | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 3,692 8,064
Current | Real estate loans: | Commercial mortgage | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 5,204 4,089
Current | Real estate loans: | One-to-four family residential mortgage | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 163,032 163,113
Current | Real estate loans: | One-to-four family residential mortgage | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 161,844 162,693
Current | Real estate loans: | One-to-four family residential mortgage | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,188 420
Current | Real estate loans: | Home equity and lines of credit | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 193,411 195,663
Current | Real estate loans: | Home equity and lines of credit | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 192,408 195,051
Current | Real estate loans: | Home equity and lines of credit | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 161 64
Current | Real estate loans: | Home equity and lines of credit | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 842 548
Current | Real estate loans: | Construction and land | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 50,163 44,522
Current | Real estate loans: | Construction and land | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 50,163 44,522
Current | Commercial and industrial loans | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 164,961 162,445
Current | Commercial and industrial loans | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 157,220 153,142
Current | Commercial and industrial loans | Special mention | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 778 2,041
Current | Commercial and industrial loans | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 6,963 7,262
Current | Other loans | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,030 1,405
Current | Other loans | Pass | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment 1,028 1,402
Current | Other loans | Substandard | Loans held-for-investment excluding PCD loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans held-for-investment $ 2 $ 3