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SECURED AND UNSECURED DEBT, NET - Short Term Debt (Details) - Variable Rate Debt - Unsecured Debt - Commercial Paper - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2022
Dec. 31, 2021
Unsecured Debt    
Total unsecured commercial paper program $ 700,000 $ 700,000
Borrowings outstanding at end of period 425,000 220,000
Weighted average daily borrowings during the period ended 389,560 419,563
Maximum daily borrowings during the period ended $ 700,000 $ 700,000
Weighted average interest rate during the period ended 1.60% 0.20%
Interest rate at end of the period 3.40% 0.30%