XML 63 R51.htm IDEA: XBRL DOCUMENT v3.20.2
FINANCIAL INSTRUMENTS (Narrative) (Details) - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended
Apr. 30, 2020
Jun. 30, 2020
Sep. 30, 2020
May 31, 2020
Mar. 31, 2020
Dec. 31, 2019
Derivative [Line Items]            
Amounts recognized in income   $ 1,000,000        
Amortization period   10 years        
Accumulated other comprehensive loss     $ (42,000,000)     $ (39,000,000)
Net amount of deferred gains and losses on cash flow hedges that is expected to be reclassified within the next 12 months     1,000,000      
Cash Flow Hedging            
Derivative [Line Items]            
Accumulated other comprehensive loss     $ 1,000,000     4,000,000
Forward Starting Interest Rate Swaps            
Derivative [Line Items]            
Notional amount         $ 25,000,000  
Interest Rate Lock Agreements            
Derivative [Line Items]            
Notional amount       $ 275,000,000    
Fixed-to-variable interest rate swaps            
Derivative [Line Items]            
Notional amount           $ 1,200,000,000
Proceeds from derivative $ 40,000,000