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Goodwill and Intangible Assets - Changes in Goodwill (Details) $ in Thousands	12 Months Ended
	Sep. 30, 2021 USD ($)
Goodwill [Roll Forward]
Balance at September 30, 2020	$ 35,669
Acquisition of ID R&D	27,748
Foreign currency effect on goodwill	(321)
Balance at September 30, 2021	$ 63,096

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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X

- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

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X

- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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