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DEBT (Tables)
12 Months Ended
Sep. 30, 2024
Debt Disclosure [Abstract]  
Schedule of Components of Unsecured Long-Term Debt Outstanding
We have the following unsecured long-term debt outstanding with maturities shown in the following table:
September 30, 2024September 30, 2023
(in thousands)Face Amount    Unamortized Discount and Debt Issuance Cost    Book Value    Face Amount    Unamortized Discount and Debt Issuance Cost    Book Value
Unsecured senior notes:
Due December 1, 2027
$350,000 $(2,907)$347,093 $— $— $— 
Due December 1, 2029
350,000 (3,703)346,297 — — — 
Due September 29, 2031550,000 (4,262)545,738 550,000 (4,856)545,144 
Due December 1, 2034
550,000 (6,946)543,054 — — — 
Long-term debt$1,800,000 $(17,818)$1,782,182 $550,000 $(4,856)$545,144