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INVESTMENTS (Tables)

3 Months Ended

Dec. 31, 2023

Investments, Debt and Equity Securities [Abstract]

Schedule of Investments by Type of Security

The following tables summarize investments by type of security as of December 31, 2023 and September 30, 2023 (amounts in thousands):

December 31, 2023:			Cost						Gross Unrealized Gains						Gross Unrealized Losses						Fair Market Value
Available-for-sale securities:
U.S. Treasury, short-term			$	31,755					$	15					$	(83)					$	31,687
Commercial paper, short-term			18,622						—						—						18,622
Corporate debt securities, short-term			9,054						51						(41)						9,064
Total			$	59,431					$	66					$	(124)					$	59,373

September 30, 2023:			Cost						Gross Unrealized Gains						Gross Unrealized Losses						Fair Market Value
Available-for-sale securities:
U.S. Treasury, short-term			$	40,329					$	1					$	(76)					$	40,254
Corporate debt securities, short-term			34,545						—						(99)						34,446
U.S. Treasury, long-term			1,371						—						(67)						1,304
Total			$	76,245					$	1					$	(242)					$	76,004

Schedule of Fair Value of Investments Measured on Recurring Basis

The following tables represent the fair value hierarchy of the Company’s investments and acquisition-related contingent consideration as of December 31, 2023 and September 30, 2023, respectively (amounts in thousands):

December 31, 2023:			Balance						Quoted Prices in Active Markets (Level 1)						Significant Other Observable Inputs (Level 2)						Significant Unobservable Inputs (Level 3)
Assets:
Short-term investments:
U.S. Treasury			$	31,687					$	31,687					$	—					$	—
Commercial paper			18,622						—						18,622						—
Corporate debt securities			9,064						—						9,064						—
Total short-term investments at fair value			59,373						31,687						27,686						—
Total assets at fair value			$	59,373					$	31,687					$	27,686					$	—

September 30, 2023:			Balance						Quoted Prices in Active Markets (Level 1)						Significant Other Observable Inputs (Level 2)						Significant Unobservable Inputs (Level 3)
Assets:
Short-term investments:
U.S. Treasury			$	40,254					$	40,254					$	—					$	—
Corporate debt securities			34,446						—						34,446						—
Total short-term investments at fair value			74,700						40,254						34,446						—
Long-term investments:
U.S. Treasury			1,304						1,304						—						—
Total long-term investments at fair value			1,304						1,304						—						—
Total assets at fair value			$	76,004					$	41,558					$	34,446					$	—
Liabilities:
Acquisition-related contingent consideration			$	7,976					$	—					$	—					$	7,976
Total liabilities at fair value			$	7,976					$	—					$	—					$	7,976

Schedule of Acquisition-related Contingent Consideration Measured at Fair Value

The following table includes a roll-forward of the contingent consideration liability during the three months ended December 31, 2023 (amounts in thousands):

Balance at September 30, 2023			$	7,976
Expenses recorded due to changes in fair value			136
Cash payment of contingent consideration associated with the ID R&D acquisition			(4,641)
Issuance of common stock as contingent consideration associated with the ID R&D acquisition			(3,471)
Balance at December 31, 2023			$	—

X

- Definition

Tabular disclosure of the fair value measurement of liabilities using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets), and gains or losses recognized in other comprehensive income (loss) and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs) by class of liability.

+ References

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-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-SubTopic 10
-Topic 820
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Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value.

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Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
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