ALLOWANCE FOR LOAN LOSSES - Reconciliation of the allowance for loan losses (Details) - USD ($) $ in Thousands	3 Months Ended
Jun. 30, 2021	Jun. 30, 2020
Reconciliation of the allowance for loan losses
Beginning balance	$ 19,178	$ 12,624
Provision for (recapture of) loan losses	(1,600)	4,500
Charge-offs	(9)	(65)
Recoveries	21	17
Ending balance	17,590	17,076
Commercial Real Estate Portfolio Segment \| Commercial Business
Reconciliation of the allowance for loan losses
Beginning balance	2,416	2,008
Provision for (recapture of) loan losses	(214)	(7)
Recoveries		10
Ending balance	2,202	2,011
Commercial Real Estate Portfolio Segment \| Commercial Real Estate
Reconciliation of the allowance for loan losses
Beginning balance	14,089	6,421
Provision for (recapture of) loan losses	(1,147)	4,902
Ending balance	12,942	11,323
Commercial Real Estate Portfolio Segment \| Land
Reconciliation of the allowance for loan losses
Beginning balance	233	230
Provision for (recapture of) loan losses	4	13
Ending balance	237	243
Commercial Real Estate Portfolio Segment \| Multi-Family
Reconciliation of the allowance for loan losses
Beginning balance	638	854
Provision for (recapture of) loan losses	(31)	25
Ending balance	607	879
Commercial Real Estate Portfolio Segment \| Real Estate Construction
Reconciliation of the allowance for loan losses
Beginning balance	294	1,149
Provision for (recapture of) loan losses	(97)	(457)
Ending balance	197	692
Consumer
Reconciliation of the allowance for loan losses
Beginning balance	852	1,363
Provision for (recapture of) loan losses	(152)	(24)
Charge-offs	(9)	(65)
Recoveries	21	7
Ending balance	712	1,281
Unallocated
Reconciliation of the allowance for loan losses
Beginning balance	656	599
Provision for (recapture of) loan losses	37	48
Ending balance	$ 693	$ 647

Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.

+ References

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- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
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Amount of expense related to estimated loss from loan and lease transactions.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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