SEGMENT DATA (Reconciliation of Segment Operations) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2021
Corporate and Other
Revenues	$ 21,629	$ 20,288	$ 17,560	$ 17,906	$ 22,058	$ 30,714	$ 36,510	$ 35,101	$ 77,383	$ 124,383	$ 116,840
Operating Income (Loss)									(15,985)	8,391	6,836
Depreciation and Amortization									2,095	1,616	1,480
Capital Expenditures									586	498	902
Orion Distribution Services
Corporate and Other
Capital Expenditures									17
Orion U.S. Markets
Corporate and Other
Capital Expenditures									21
Orion Electric Vehicle Charging Systems
Corporate and Other
Capital Expenditures									5
Orion Services Group
Corporate and Other
Capital Expenditures									227
Operating Segments | Orion Distribution Services
Corporate and Other
Revenues									15,395	22,209	21,122
Operating Income (Loss)									(186)	3,114	2,430
Depreciation and Amortization									195	205	231
Capital Expenditures										63	158
Operating Segments | Orion U.S. Markets
Corporate and Other
Revenues									17,710	19,606	11,475
Operating Income (Loss)									1,605	3,963	1,683
Depreciation and Amortization									229	185	128
Capital Expenditures										58	107
Operating Segments | Orion Electric Vehicle Charging Systems
Corporate and Other
Revenues									6,275
Operating Income (Loss)									4,133
Depreciation and Amortization									465
Operating Segments | Orion Services Group
Corporate and Other
Revenues									38,002	82,568	84,243
Operating Income (Loss)									(6,982)	6,462	7,472
Depreciation and Amortization									987	997	913
Capital Expenditures										224	516
Corporate and Other
Corporate and Other
Operating Income (Loss)									(6,289)	(5,148)	(4,749)
Depreciation and Amortization									219	229	208
Capital Expenditures									$ 316	$ 153	$ 121