Financial Instruments and Fair Value Measurements (Tables)

3 Months Ended

Dec. 31, 2016

Financial Instruments and Fair Value Measurments

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

	At December 31, 2016								At September 30, 2016
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Financial assets:
Cash	$	71,894	$	-	$	-	$	71,894	$	80,959	$	-	$	-	$	80,959
Investments in money market funds		-		-		-		-		48		-		-		48
Investments in reverse repurchase agreements		313		-		-		313		83		-		-		83
Investments in term deposits with foreign banks		8,678		-		-		8,678		7,136		-		-		7,136
Equity securities		14,603		-		-		14,603		12,491		-		-		12,491
Total financial assets	$	95,488	$	-	$	-	$	95,488	$	100,717	$	-	$	-	$	100,717

Estimated Fair Values of Financial Instruments

		At December 31, 2016				At September 30, 2016
	Fair Value Hierarchy Level	Estimated Fair Value		Carrying Cost		Estimated Fair Value		Carrying Cost
Assets:
Notes receivable from municipalities	2	$	16,201	$	15,229	$	17,501	$	15,849
Investments in short-term time deposits	2		4,065		4,084		4,882		4,918
Liabilities:
Short-term borrowings	2		(150,000)		(150,000)		(150,000)		(150,000)
Long-term debt, excluding current portion	2	$	(590,556)	$	(571,852)	$	(617,857)	$	(579,244)