Fair Value Measurements (Tables)

12 Months Ended

Sep. 30, 2018

Fair Value Disclosures [Abstract]

Assets Categorized on Basis of Various Levels

Based on the definitions, the following table represents the Company’s assets categorized in the Level 1 to 3 hierarchies as of the end of fiscal years 2018 and 2017:

	Fair Value Measurements at September 30, 2018 (In thousands)
	Level 1		Level 2		Level 3		Total
Money market fund deposits	$	22,978	$	—	$	—	$	22,978
Mutual fund investments		9		—		—		9
Total	$	22,987	$	—	$	—	$	22,987
Amounts included in:
Cash and cash equivalents	$	22,978	$	—	$	—	$	22,978
Investments in marketable securities		9		—		—		9
Total	$	22,987	$	—	$	—	$	22,987
	Fair Value Measurements at September 30, 2017 (In thousands)
	Level 1		Level 2		Level 3		Total
Money market fund deposits	$	13,832	$	—	$	—	$	13,832
Mutual fund investments		8		—		—		8
Total	$	13,840	$	—	$	—	$	13,840
Amounts included in:
Cash and cash equivalents	$	13,832	$	—	$	—	$	13,832
Investments in marketable securities		8		—		—		8
Total	$	13,840	$	—	$	—	$	13,840