Quarterly report pursuant to Section 13 or 15(d)

CONTINGENCIES AND COMMITMENTS (Details)

v3.19.2
CONTINGENCIES AND COMMITMENTS (Details) - USD ($)
6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
CONTINGENCIES AND COMMITMENTS    
Line of Credit Facility, Maximum Borrowing Capacity $ 1,000,000,000  
Standby letters of credit drawn 321,000,000 $ 0
Standby Letters of Credit    
CONTINGENCIES AND COMMITMENTS    
Standby letters of credit drawn 0  
Surety Bonds    
CONTINGENCIES AND COMMITMENTS    
Issued surety bonds $ 500,438  
Extended term for surety bonds (in years) 1 year  
Surety bonds renewal amount $ 400,000  
Surety bonds renewal amount, not applicable 100,438  
State and federal agencies | Standby Letters of Credit    
CONTINGENCIES AND COMMITMENTS    
Line of Credit Facility, Maximum Borrowing Capacity $ 260,000  
Extended term under letter of credit arrangement (in years) 1 year  
Electric utility companies | Standby Letters of Credit    
CONTINGENCIES AND COMMITMENTS    
Line of Credit Facility, Maximum Borrowing Capacity $ 741,000  
Debt Term (in years) 1 year