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COMMITMENTS (Commitments) (Narrative) (Details)
$ in Millions
Dec. 31, 2022
USD ($)
D
Renewable energy tax credit equity investments  
Commitments  
Capital contributions $ 3.4
Senior notes [Member]  
Commitments  
Debt instrument minimum number of days callable | D 30
Debt instrument maximum number of days callable | D 60
Percentage principal amount of debt that can be redeemed by the Company 100.00%
Percentage principal amount of debt redeemable upon change in control 101.00%
Revolving Credit Facility [Member] | Unsecured debt [Member]  
Commitments  
Letters of credit $ 101.7
Construction [Member]  
Commitments  
Construction commitments $ 152.3