Loans Receivable and Allowance for Credit Losses - Schedule of Composition of ACL and Related Recorded Investment in Loans and Allowance for Loan Losses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Financing Receivable Allowance For Credit Losses [Line Items]
Balance, beginning of period	$ 34,592	$ 16,352	$ 14,870
(Benefit) provision charged to expense	1,237	24,046	2,717
Impact of CECL adoption	(3,090)
Losses charged-off	(7,290)	(6,660)	(1,380)
Recoveries	705	854	145
Balance, end of period	26,154	34,592	16,352
Ending balance: individually evaluated for impairment	233	196	243
Ending balance: collectively evaluated for impairment	25,921	34,396	16,109
Ending balance: individually evaluated for impairment	12,726	17,952	17,651
Ending balance: collectively evaluated for impairment	1,908,846	1,507,716	1,304,447
Total	1,921,572	1,525,668	1,322,098
1-4 Family Investor Owned
Financing Receivable Allowance For Credit Losses [Line Items]
Balance, beginning of period	3,863	3,540	3,850
(Benefit) provision charged to expense	(214)	167	(318)
Impact of CECL adoption	766
Recoveries		156	8
Balance, end of period	4,415	3,863	3,540
Ending balance: individually evaluated for impairment		63	91
Ending balance: collectively evaluated for impairment	4,415	3,800	3,449
Ending balance: individually evaluated for impairment	793	5,269	6,672
Ending balance: collectively evaluated for impairment	342,896	338,699	310,632
Total	343,689	343,968	317,304
1-4 Family Owner-Occupied
Financing Receivable Allowance For Credit Losses [Line Items]
Balance, beginning of period	1,723	1,178	1,260
(Benefit) provision charged to expense	143	506	(127)
Impact of CECL adoption	146
Recoveries		39	45
Balance, end of period	2,012	1,723	1,178
Ending balance: individually evaluated for impairment	72	96	114
Ending balance: collectively evaluated for impairment	1,940	1,627	1,064
Ending balance: individually evaluated for impairment	2,130	4,315	5,854
Ending balance: collectively evaluated for impairment	150,181	130,563	91,093
Total	152,311	134,878	96,947
Multifamily
Financing Receivable Allowance For Credit Losses [Line Items]
Balance, beginning of period	8,021	5,684	5,214
(Benefit) provision charged to expense	306	2,337	508
Impact of CECL adoption	(3,962)
Losses charged-off			(38)
Balance, end of period	4,365	8,021	5,684
Ending balance: collectively evaluated for impairment	4,365	8,021	5,684
Ending balance: individually evaluated for impairment	2,979		1,200
Ending balance: collectively evaluated for impairment	547,580	494,667	347,100
Total	550,559	494,667	348,300
Nonresidential
Financing Receivable Allowance For Credit Losses [Line Items]
Balance, beginning of period	2,724	2,165	2,194
(Benefit) provision charged to expense	(126)	559	(29)
Impact of CECL adoption	578
Balance, end of period	3,176	2,724	2,165
Ending balance: individually evaluated for impairment		37	38
Ending balance: collectively evaluated for impairment	3,176	2,687	2,127
Ending balance: individually evaluated for impairment		801	2,995
Ending balance: collectively evaluated for impairment	342,343	307,242	236,696
Total	342,343	308,043	239,691
Construction and Land
Financing Receivable Allowance For Credit Losses [Line Items]
Balance, beginning of period	2,683	2,024	1,820
(Benefit) provision charged to expense	3,035	659	204
Impact of CECL adoption	(911)
Balance, end of period	4,807	2,683	2,024
Ending balance: collectively evaluated for impairment	4,807	2,683	2,024
Ending balance: individually evaluated for impairment	6,659	7,567	917
Ending balance: collectively evaluated for impairment	497,266	177,451	133,734
Total	503,925	185,018	134,651
Business Loans
Financing Receivable Allowance For Credit Losses [Line Items]
Balance, beginning of period	120	306	254
(Benefit) provision charged to expense	235	(280)	(32)
Impact of CECL adoption	236
Losses charged-off	(63)
Recoveries	3	94	84
Balance, end of period	531	120	306
Ending balance: individually evaluated for impairment	161
Ending balance: collectively evaluated for impairment	370	120	306
Ending balance: individually evaluated for impairment	165		13
Ending balance: collectively evaluated for impairment	19,614	39,965	150,499
Total	19,779	39,965	150,512
Consumer
Financing Receivable Allowance For Credit Losses [Line Items]
Balance, beginning of period	15,458	1,455	278
(Benefit) provision charged to expense	(2,142)	20,098	2,511
Impact of CECL adoption	57
Losses charged-off	(7,227)	(6,660)	(1,342)
Recoveries	702	565	8
Balance, end of period	6,848	15,458	1,455
Ending balance: collectively evaluated for impairment	6,848	15,458	1,455
Ending balance: collectively evaluated for impairment	8,966	19,129	34,693
Total	$ 8,966	$ 19,129	$ 34,693