Borrowings (Tables)

9 Months Ended

Jun. 30, 2021

Debt Disclosure [Abstract]

Schedule of Long-Term Debt

The Company's debt, net of unamortized debt issuance costs consisted of the following as of June 30, 2021 and September 30, 2020:

in thousands	Final Maturity Date	June 30, 2021		September 30, 2020
Senior Unsecured Term Loan (Term Loan)	September 2022	$	100,000	$	100,000
6 3/4% Senior Notes (2025 Notes)	March 2025	229,555		229,555
5 7/8% Senior Notes (2027 Notes)	October 2027	370,255		394,000
7 1/4% Senior Notes (2029 Notes)	October 2029	350,000		350,000
Unamortized debt issuance costs		(9,444)		(10,891)
Total Senior Notes, net		1,040,366		1,062,664
Junior Subordinated Notes (net of unamortized accretion of $31,086 and $32,636, respectively)	July 2036	69,687		68,137
Revolving Credit Facility	February 2023	—		—
Total debt, net		$	1,110,053	$	1,130,801

Debt Instrument Redemption

For additional redemption features, refer to the table below that summarizes the redemption terms of our Senior Notes:

Senior Note Description	Issuance Date	Maturity Date	Redemption Terms
6 3/4% Senior Notes	March 2017	March 2025	Callable at any time prior to March 15, 2020, in whole or in part, at a redemption price equal to 100.000% of the principal amount, plus a customary make-whole premium; on or after March 15, 2020, callable at a redemption price equal to 105.063% of the principal amount; on or after March 15, 2021, callable at a redemption price equal to 103.375% of the principal amount; on or after March 15, 2022, callable at a redemption price equal to 101.688% of the principal amount; on or after March 15, 2023, callable at a redemption price equal to 100.000% of the principal amount, plus, in each case, accrued and unpaid interest.
5 7/8% Senior Notes	October 2017	October 2027	On or prior to October 15, 2022, we may redeem up to 35% of the aggregate principal amount of the 2027 Notes with the net cash proceeds of certain equity offerings at a redemption price equal to 105.875% of the principal amount, plus accrued and unpaid interest to, but excluding, the redemption date, provided at least 65% of the aggregate principal amount of the 2027 Notes originally issued remains outstanding immediately after such redemption.
			Callable at any time prior to October 15, 2022, in whole or in part, at a redemption price equal to 100.000% of the principal amount, plus a customary make-whole premium; on or after October 15, 2022, callable at a redemption price equal to 102.938% of the principal amount; on or after October 15, 2023, callable at a redemption price equal to 101.958% of the principal amount; on or after October 15, 2024, callable at a redemption price equal to 100.979% of the principal amount; on or after October 15, 2025, callable at a redemption price equal to 100.000% of the principal amount, plus, in each case, accrued and unpaid interest.
7 1/4% Senior Notes	September 2019	October 2029	On or prior to October 15, 2022, we may redeem up to 35% of the aggregate principal amount of the 2029 Notes with the net cash proceeds of certain equity offerings at a redemption price equal to 107.250% of the principal amount, plus accrued and unpaid interest to, but excluding, the redemption date, provided at least 65% of the aggregate principal amount of the 2029 Notes originally issued remains outstanding immediately after such redemption.
			Callable at any time prior to October 15, 2024, in whole or in part, at a redemption price equal to 100.000% of the principal amount, plus a customary make-whole premium; on or after October 15, 2024, callable at a redemption price equal to 103.625% of the principal amount; on or after October 15, 2025, callable at a redemption price equal to 102.417% of the principal amount; on or after October 15, 2026, callable at a redemption price equal to 101.208% of the principal amount; on or after October 15, 2027, callable at a redemption price equal to 100.000% of the principal amount, plus, in each case, accrued and unpaid interest.