DEBT (Tables)

6 Months Ended

Mar. 31, 2022

Debt Disclosure [Abstract]

Schedule of Components of Unsecured Long-Term Debt Outstanding

We had the following unsecured long-term debt outstanding with maturities shown in the following table:

	March 31, 2022						September 30, 2021
(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 March 19, 2025	$	—	$	—	$	—	$	487,148	$	(3,662)	$	483,486
Due September 29, 2031	550,000		(8,031)		541,969		550,000		(8,003)		541,997
	550,000		(8,031)		541,969		1,037,148		(11,665)		1,025,483
Less long-term debt due within one year	—		—		—		(487,148)		3,662		(483,486)
Long-term debt	$	550,000	$	(8,031)	$	541,969	$	550,000	$	(8,003)	$	541,997