LESSOR ARRANGEMENTS - Narratives (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Lessor, Lease, Description
Depreciation and  amortization	$ 4,162	$ 1,860
Office leases
Lessor, Lease, Description
Depreciation and  amortization	300	100
Operating lease income	1,400	400
Operating lease income, variable	$ 600	200
Operating Lease Income Comprehensive Income Extensible List Not Disclosed Flag	operating lease payments
Flight Equipment
Lessor, Lease, Description
Depreciation and  amortization	$ 1,600	300
Contingent rent receivables	0	$ 100
Fixed engine compensation	$ 4,600
Minimum | Office leases
Lessor, Lease, Description
Term of contract (in years)	5 years
Minimum | Flight Equipment
Lessor, Lease, Description
Term of contract (in years)	1 year
Maximum | Office leases
Lessor, Lease, Description
Term of contract (in years)	29 years
Maximum | Flight Equipment
Lessor, Lease, Description
Term of contract (in years)	3 years