XML 61 R51.htm IDEA: XBRL DOCUMENT

Financial Instruments and Fair Value Measurements (Estimated Fair Values of Financial Instruments) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Sep. 30, 2014
Notes receivable from municipalities, Carrying Cost	$ 15,466	$ 15,228
Long-term debt, including current portion, Carrying Cost	(713,000)us-gaap_LongTermDebt	(710,000)us-gaap_LongTermDebt
Fair Value, Inputs, Level 2 [Member]
Notes receivable from municipalities, Estimated Fair Value	16,133	15,988
Long-term debt, including current portion, Estimated Fair Value	$ (754,762)	$ (752,513)

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References+ Details