RETIREMENT PLANS - Schedule of Changes in Projected Benefit Obligations (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2021
Retirement Benefits [Abstract]
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Interest Cost, Statement of Income or Comprehensive Income Extensible List Not Disclosed Flag	Interest cost on projected benefit obligation	Interest cost on projected benefit obligation	Interest cost on projected benefit obligation
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Amortization Of Gain (Loss), Statement of Income or Comprehensive Income Extensible List Not Disclosed Flag	Net amortization	Net amortization	Net amortization
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]	Actuarial (gain) loss	Actuarial (gain) loss	Actuarial (gain) loss
Net pension cost
Interest cost on projected benefit obligation	$ 90	$ 79	$ 96
Actuarial (gain) loss	33	37	35
Net pension cost from restoration plan	123	116	131
Change in benefit obligation
Benefit obligation at beginning of year	2,707	2,979	3,082
Interest cost	90	79	96
Actuarial (gain) loss	(2,052)	(104)	42
Benefits paid	(147)	(247)	(241)
Benefit obligation at end of year	598	2,707	2,979
Amounts recognized in our Consolidated Statements of Assets and Liabilities
Projected benefit obligation	(598)	(2,707)	$ (2,979)
Net actuarial (gain) loss recognized as a component of equity	(1,128)	957
Total	(1,726)	(1,750)
Accumulated benefit obligation	$ (598)	$ (2,707)