Quarterly report pursuant to Section 13 or 15(d)

COMMITMENTS AND CONTINGENCIES (Details)

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COMMITMENTS AND CONTINGENCIES (Details)
$ in Millions
3 Months Ended
Dec. 19, 2022
plaintiff
Mar. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Nov. 12, 2021
USD ($)
COMMITMENTS AND CONTINGENCIES          
Minimum annual commitment     $ 0.6 $ 0.6  
Purchase commitment for equipment that plans to lease to customers   $ 15.8      
Loss Contingency, Number of Plaintiffs | plaintiff 4        
Letter of Credit          
COMMITMENTS AND CONTINGENCIES          
Line of credit facility, borrowing capacity         $ 11.6
Total outstanding financial guarantees and letters of credit   0.1      
Letter of Credit | Restricted Cash          
COMMITMENTS AND CONTINGENCIES          
Line of credit facility, Cash collateral   $ 0.1      
Minimum          
COMMITMENTS AND CONTINGENCIES          
Obligation to pay (as percentage)   4.00%      
Minimum | Letter of Credit          
COMMITMENTS AND CONTINGENCIES          
Line of credit facility, collateral amount         3.3
Maximum          
COMMITMENTS AND CONTINGENCIES          
Obligation to pay (as percentage)   13.00%      
Maximum | Letter of Credit          
COMMITMENTS AND CONTINGENCIES          
Line of credit facility, collateral amount         $ 3.3