SECURITIES - AMORTIZED COST, CARRYING AMOUNT AND FAIR VALUE DISCLOSURES (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Jun. 30, 2021
Debt Securities, Available-for-sale [Line Items]
Securities Trading - Fair Value	$ 1,941	$ 1,983
Amortized Cost	132,210	182,828
Unrealized Gains	4,367	5,074
Unrealized Losses	(581)	(567)
Fair Value	135,996	187,335
U.S. agencies
Debt Securities, Available-for-sale [Line Items]
Securities Trading - Fair Value	0	0
Amortized Cost	24,362	23,639
Unrealized Gains	356	420
Unrealized Losses	(192)	(146)
Fair Value	24,526	23,913
Non-agency
Debt Securities, Available-for-sale [Line Items]
Securities Trading - Fair Value	0	0
Amortized Cost	57,522	65,174
Unrealized Gains	2,718	2,862
Unrealized Losses	(389)	(421)
Fair Value	59,851	67,615
Total MBS
Debt Securities, Available-for-sale [Line Items]
Securities Trading - Fair Value	0	0
Amortized Cost	81,884	88,813
Unrealized Gains	3,074	3,282
Unrealized Losses	(581)	(567)
Fair Value	84,377	91,528
Municipal debt
Debt Securities, Available-for-sale [Line Items]
Securities Trading - Fair Value	1,941	1,983
Amortized Cost	3,437	3,466
Unrealized Gains	64	99
Unrealized Losses	0	0
Fair Value	3,501	3,565
Asset-backed securities and structured notes
Debt Securities, Available-for-sale [Line Items]
Securities Trading - Fair Value	0	0
Amortized Cost	46,889	90,549
Unrealized Gains	1,229	1,693
Unrealized Losses	0	0
Fair Value	48,118	92,242
Total Non-MBS
Debt Securities, Available-for-sale [Line Items]
Securities Trading - Fair Value	1,941	1,983
Amortized Cost	50,326	94,015
Unrealized Gains	1,293	1,792
Unrealized Losses	0	0
Fair Value	$ 51,619	$ 95,807

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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-Publisher FASB
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Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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