XML 100 R80.htm IDEA: XBRL DOCUMENT v3.22.2.2
DEBT - FIRST MORTGAGE BONDS (Details) - NJNG
Oct. 24, 2022
USD ($)
Sep. 30, 2022
USD ($)
May 27, 2022
USD ($)
Oct. 28, 2021
USD ($)
Debt Instrument [Line Items]        
NJBPU dividend restriction, equity to capitalization ratio   0.30    
Debt to equity ratio   0.537    
First mortgage bonds        
Debt Instrument [Line Items]        
Maximum amount that can be issued   $ 1,300,000,000    
Senior Notes        
Debt Instrument [Line Items]        
Face amount     $ 100,000,000 $ 100,000,000
Senior Notes | Fixed Interest Rate Maturing 2051        
Debt Instrument [Line Items]        
Face amount       $ 50,000,000
Stated interest rate       2.97%
Senior Notes | Fixed Interest Rate Maturing 2061        
Debt Instrument [Line Items]        
Face amount       $ 50,000,000
Stated interest rate       3.07%
Senior Notes | Fixed Interest Rate Maturing 2037        
Debt Instrument [Line Items]        
Face amount     $ 50,000,000  
Stated interest rate     4.37%  
Senior Notes | Fixed Interest Rate Maturing 2052        
Debt Instrument [Line Items]        
Face amount     $ 50,000,000  
Stated interest rate     4.71%  
Senior Notes | Subsequent Event        
Debt Instrument [Line Items]        
Face amount $ 125,000,000      
Senior Notes | Subsequent Event | Fixed Interest Rate Maturing 2052        
Debt Instrument [Line Items]        
Stated interest rate 5.47%