Financial Instruments and Fair Value Measurements (Tables)

12 Months Ended

Sep. 30, 2015

Financial Instruments and Fair Value Measurments

Financial Assets that are Measured at Fair Value on a Recurring Basis

	At September 30, 2015								At September 30, 2014
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Financial assets:
Cash	$	79,517	$	-	$	-	$	79,517	$	92,590	$	-	$	-	$	92,590
Investments in money market funds		20		-		-		20		11,210		-		-		11,210
Investments in reverse repurchase agreements		2,665		-		-		2,665		11,487		-		-		11,487
Equity securities		9,883		-		-		9,883		9,645		-		-		9,645
Total financial assets	$	92,085	$	-	$	-	$	92,085	$	124,932	$	-	$	-	$	124,932

Estimated Fair Values of Financial Instruments

		At September 30, 2015				At September 30, 2014
	Fair Value Hierarchy Level	Estimated Fair Value		Carrying Cost		Estimated Fair Value		Carrying Cost
Assets:
Notes receivable from municipalities	2		16,112		15,638		15,988		15,228
Liabilities:
Short-term borrowings	2		(2,430)		(2,430)		-		-
Long-term debt, including current portion	2		(873,734)		(850,000)		(752,513)		(710,000)