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FINANCIAL INSTRUMENTS (Schedule of fair values of derivative instruments designated and not designated as cash flow hedges) (Details) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Derivative [Line Items]    
Total derivative instruments - short-term assets $ 792 $ 0
Total derivative instruments - long-term assets 19,972 3,184
Total derivative instruments - short-term liabilities 13 738
Financial instruments at fair value, long-term portion 33,559 17,209
Interest rate swaps | Designated as hedging instrument    
Derivative [Line Items]    
Total derivative instruments - long-term assets 10,711 2,077
Total derivative instruments - short-term liabilities 0 68
Financial instruments at fair value, long-term portion 0 2,316
Interest rate swaps | Not designated as hedging instrument    
Derivative [Line Items]    
Total derivative instruments - short-term assets 792 0
Total derivative instruments - long-term assets 9,261 88
Total derivative instruments - short-term liabilities 13 670
Financial instruments at fair value, long-term portion 0 2,159
Cross currency swaps | Designated as hedging instrument    
Derivative [Line Items]    
Total derivative instruments - long-term assets 0 1,019
Financial instruments at fair value, long-term portion 25,719 10,038
Cross currency swaps | Not designated as hedging instrument    
Derivative [Line Items]    
Financial instruments at fair value, long-term portion 73 11
Cross currency interest rate swaps | Designated as hedging instrument    
Derivative [Line Items]    
Financial instruments at fair value, long-term portion $ 7,767 $ 2,685