Balance Sheet Details - Other Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Sep. 30, 2019
Balance Sheet Details [Abstract]
Intangible assets	$ 225,900	$ 108,903
Contract assets	62,377	53,085
Capitalized contract acquisition costs	40,746	31,218
Other	18,424	10,575
Other Assets, Noncurrent	$ 347,447	$ 203,781

Balance Sheet Details [Abstract]

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- Definition

Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer; classified as noncurrent.

+ References

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-Publisher FASB
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-Topic 340
-SubTopic 40
-Section 50
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- Definition

Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as noncurrent.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 30
-Section 50
-Paragraph 2
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Amount of other miscellaneous assets expected to be realized or consumed after one year or normal operating cycle, if longer.

+ References

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Amount of noncurrent assets classified as other.

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