Financial Instruments and Fair Value Measurements (Tables)

6 Months Ended

Mar. 31, 2020

Financial Instruments and Fair Value Measurments

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

	At March 31, 2020								At September 30, 2019
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Financial assets:
Cash	$	63,306	$	-	$	-	$	63,306	$	52,971	$	-	$	-	$	52,971
Investments in reverse repurchase agreements		-		-		-		-		886		-		-		886
Investments in term deposits with foreign banks		39,543		-		-		39,543		45,216		-		-		45,216
Equity securities		20,654		-		-		20,654		20,504		-		-		20,504
Net assets held for sale (Note 10)		-		-		9,667		9,667		-		-		-		-
Cross currency interest rate swaps		-		58,763		-		58,763		-		24,758		-		24,758
Total financial assets	$	123,503	$	58,763	$	9,667	$	191,933	$	119,577	$	24,758	$	-	$	144,335

Estimated Fair Values of Financial Instruments

		At March 31, 2020				At September 30, 2019
	Fair Value Hierarchy Level	Estimated Fair Value		Carrying Cost		Estimated Fair Value		Carrying Cost
Assets:
Notes receivable from municipalities	2	$	13,100	$	12,130	$	13,100	$	12,346
Investments in short-term time deposits	2		90		88		13,468		13,509
Liabilities:
Long-term debt	2	$	1,016,377	$	973,165	$	928,618	$	867,377