Fair Value Measurements (Tables)

6 Months Ended

Mar. 31, 2018

Fair Value Disclosures [Abstract]

Schedule of fair value assets measured on a recurring and non-recurring basis

The following table presents the period-end balances of assets measured at fair value on a recurring basis and the impairment-date fair value of certain assets measured at fair value on a non-recurring basis for each hierarchy level. These balances represent only those assets whose carrying values were adjusted to fair value during the periods presented:

(In thousands)	Level 1		Level 2		Level 3		Total
As of March 31, 2018
Deferred compensation plan assets (a)	$	—	$	1,445	$	—	$	1,445
Land held for sale (b)	—		—		642		642
As of September 30, 2017
Deferred compensation plan assets (a)	$	—	$	1,114	$	—	$	1,114
Development projects in progress (b)	—		—		3,791		3,791
Land held for sale (b)	—		—		325		325

^(a) Measured at fair value on a recurring basis.

^(b) Measured at fair value on a non-recurring basis.

Schedule of carrying values and estimated fair values of other financial assets and liabilities

The following table presents the carrying value and estimated fair value of certain of our other financial liabilities as of March 31, 2018 and September 30, 2017:

	As of March 31, 2018				As of September 30, 2017
(In thousands)	Carrying Amount (a)		Fair Value		Carrying Amount (a)		Fair Value
Senior Notes (b)	$	1,258,348	$	1,275,856	$	1,259,840	$	1,355,657
Junior Subordinated Notes	62,970		62,970		61,937		61,937
	$	1,321,318	$	1,338,826	$	1,321,777	$	1,417,594

^(a) Carrying amounts are net of unamortized debt premiums, debt issuance costs, and accretion.

^(b) The estimated fair value for our publicly-held Senior Notes has been determined using quoted market rates (Level 2).