Borrowings (Tables)

6 Months Ended

Mar. 31, 2016

Debt Disclosure [Abstract]

Schedule of long-term debt

As of March 31, 2016 and September 30, 2015, we had the following debt, net of discounts:

(In thousands)	Maturity Date	March 31, 2016			September 30, 2015
8 1/8% Senior Notes	June 2016	$	—		$	170,879
6 5/8% Senior Secured Notes	April 2018	300,000			300,000
9 1/8% Senior Notes	May 2019	225,175			235,000
5 3/4% Senior Notes	June 2019	324,393			325,000
7 1/2% Senior Notes	September 2021	200,000			200,000
7 1/4% Senior Notes	February 2023	200,000			200,000
Unamortized debt discounts		(3,259		)	(3,639		)
Total Senior Notes, net		$	1,246,309		$	1,427,240
Term Loan (net of unamortized discount of $2,013)	March 2018	137,987			—
Junior Subordinated Notes (net of unamortized accretion of $41,937 and $42,970, respectively)	July 2036	58,837			57,803
Cash Secured Loans	Not Applicable	—			22,368
Other Secured Notes payable	Various Dates	16,472			20,864
Total debt, net		$	1,459,605		$	1,528,275

Debt Instrument Redemption

The table below summarizes the redemption terms for our Senior Notes:

Senior Note Description	Issuance Date	Maturity Date	Redemption Terms
6 5/8% Senior Secured Notes	July 2012	April 2018	Callable at any time, in whole or in part, at a set redemption price; redemption price is currently equal to 103.313% of the principal amount and resets on July 15, 2016 to a redemption price equal to 101.656% of the principal amount
9 1/8% Senior Notes	November 2010	May 2019	Callable at any time prior to November 15, 2016, in whole or in part, at a redemption price equal to 102.281% of the principal amount; redeemable after November 15, 2016 at par
5 3/4% Senior Notes	April 2014	June 2019	Callable at any time before March 15, 2019, in whole or in part, at a redemption price equal to 100% of the principal amount, plus a customary make-whole premium
7 1/2% Senior Notes	February 2013	September 2021	Callable at any time prior to September 15, 2016, in whole or in part, at a redemption price equal to 100% of the principal amount, plus a customary make-whole premium; after September 15, 2016, callable at a redemption price equal to 105.625% of the principal amount; after September 15, 2017, callable at a redemption price equal to 103.75% of the principal amount; after September 15, 2018, callable at a redemption price equal to 101.875% of the principal amount
7 1/4% Senior Notes	September 2013	February 2023	Callable at any time prior to February 1, 2018, in whole or in part, at a redemption price equal to 100% of the principal amount, plus a customary make-whole premium; after February 1, 2018, callable at a redemption price equal to 103.625% of the principal amount; after February 1, 2019, callable at a redemption price equal to 102.41% of the principal amount; after February 1, 2020, callable at a redemption price equal to 101.208% of the principal amount