Fair Value Measurements (Tables)

3 Months Ended

Dec. 31, 2021

Fair Value Disclosures [Abstract]

Assets Categorized on Basis of Various Levels

Based on the definitions, the following tables represent the Company’s assets categorized in the Level 1 to Level 3 hierarchies:

	December 31, 2021
	Level 1		Level 2		Level 3		Total
	(In thousands)
Money market fund deposits	$	50,597	$	—	$	—	$	50,597
Mutual fund investments		10		—		—		10
Total	$	50,607	$	—	$	—	$	50,607
Amounts included in:
Cash and cash equivalents	$	50,597	$	—	$	—	$	50,597
Investments in marketable securities		10		—		—		10
Total	$	50,607	$	—	$	—	$	50,607

	September 30, 2021
	Level 1		Level 2		Level 3		Total
	(In thousands)
Money market fund deposits	$	11,554	$	—	$	—	$	11,554
Mutual fund investments		10		—		—		10
Total	$	11,564	$	—	$	—	$	11,564
Amounts included in:
Cash and cash equivalents	$	11,554	$	—	$	—	$	11,554
Investments in marketable securities		10		—		—		10
Total	$	11,564	$	—	$	—	$	11,564