v3.22.2.2
DERIVATIVE INSTRUMENTS - Balance sheet (Details) - USD ($)
$ in Thousands
Sep. 30, 2022
Mar. 31, 2022
Derivatives, Fair Value [Line Items]    
Derivative instrument assets (current) $ 494,464 $ 538,700
Derivative instrument assets (non-current) 140,761 133,014
Derivative instrument liabilities (current) 21,957 13,170
Derivative instrument liabilities (non-current) 46,778 12,916
Physical forward contracts and options    
Derivatives, Fair Value [Line Items]    
Derivative instrument assets (current) 296,046 373,268
Derivative instrument assets (non-current) 64,142 81,392
Derivative instrument liabilities (current) 17,023 10,195
Derivative instrument liabilities (non-current) 43,196 5,865
Financial swap contracts and options    
Derivatives, Fair Value [Line Items]    
Derivative instrument assets (current) 192,558 161,838
Derivative instrument assets (non-current) 73,874 51,161
Derivative instrument liabilities (current) 4,934 2,134
Derivative instrument liabilities (non-current) 3,577 6,856
Foreign exchange forward contracts    
Derivatives, Fair Value [Line Items]    
Derivative instrument assets (current) 3,372  
Derivative instrument assets (non-current) 1,421  
Derivative instrument liabilities (current)   841
Derivative instrument liabilities (non-current)   195
Other derivative options    
Derivatives, Fair Value [Line Items]    
Derivative instrument assets (current) 2,488 3,594
Derivative instrument assets (non-current) 1,324 $ 461
Derivative instrument liabilities (non-current) $ 5