Annual report pursuant to Section 13 and 15(d)

LONG-TERM DEBT - Loss Recognized on Derivatives (Details)

v3.20.2
LONG-TERM DEBT - Loss Recognized on Derivatives (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2018
Debt Instrument [Line Items]      
Amount of (Loss) Gain Reclassified from AOCI into Income (Effective Portion*) $ (4,377) $ 3,320  
Cash Flow Hedging | Interest Rate Swaps      
Debt Instrument [Line Items]      
Amount of (Loss) Gain Recognized in AOCI on Derivatives (6,130) (6,540) $ 6,095
Interest Expense | Cash Flow Hedging | Interest Rate Swaps      
Debt Instrument [Line Items]      
Amount of (Loss) Gain Recognized in Income on Derivatives (861) 3,181 1,380
Amount of (Loss) Gain Reclassified from AOCI into Income (Effective Portion*) $ (650) $ 2,402 $ 1,042