SECURITIES - Schedule Of Investments Classified by Contractual Maturity Date (Detail) - USD ($) $ in Thousands	Mar. 31, 2022	Jun. 30, 2021
Available for Sale Amortized Cost Within 1 year	$ 0
Available for Sale Amortized Cost Over 1 year through 5 years	0
Available for Sale Amortized Cost Over 5 years through 10 years	0
Available for Sale Amortized Cost Over 10 years	0
Available-for-sale Securities, Amortized Cost	226	$ 2,270
Available for Sale Fair Value Within 1 year	0
Available for Sale Fair Value Over 1 year through 5 years	0
Available for Sale Fair Value Over 5 years through 10 years	0
Available for Sale Fair Value Over 10 years	0
Available-for-sale securities, Fair Value	231	2,294
Held to Maturity Amortized Cost Within 1 year	4,710
Held to Maturity Amortized Cost Over 1 year through 5 years	24,804
Held to Maturity Amortized Cost Over 5 years through 10 years	36,028
Held to Maturity Amortized Cost Over 10 years	28,863
Held-to-maturity securities, Amortized Cost	134,719	105,114
Held to Maturity Fair Value Within 1 year	4,726
Held to Maturity Fair Value Over 1 year through 5 years	24,663
Held to Maturity Fair Value Over 5 years through 10 years	33,939
Held to Maturity Fair Value Over 10 years	25,588
Debt Securities, Held-to-maturity, Fair Value	128,089	107,391
Agency Securities [Member] | Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Amortized Cost, Total	0
Available-for-sale Securities, Amortized Cost	209	260
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Fair Value, Total	0
Available-for-sale securities, Fair Value	214	272
Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, Total	94,405
Held-to-maturity securities, Amortized Cost	40,305	27,680
Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Fair Value, Total	88,916
Debt Securities, Held-to-maturity, Fair Value	39,164	28,897
Agency Securities [Member] | Collateralized Mortgage Obligations [Member]
Available-for-sale Securities, Amortized Cost	17	27
Available-for-sale securities, Fair Value	17	27
Held-to-maturity securities, Amortized Cost	9	17
Debt Securities, Held-to-maturity, Fair Value	$ 9	$ 18