Summary of Significant Accounting Policies - Additonal Information (Details) $ in Thousands	3 Months Ended
Dec. 31, 2019 USD ($) business	Dec. 31, 2018 USD ($)
Accounting Policies [Abstract]
Number of businesses acquired \| business	0
Capitalized contract costs	$ 2,668
Commissions related to capitalized contract costs	88
Inventories	$ 1,574	$ 1,294

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Amount of amortization expense for asset recognized from cost incurred to obtain or fulfill contract with customer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 340
-SubTopic 40
-Section 50
-Paragraph 3
-Subparagraph (b)
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Amount, before accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
-Paragraph 3
-Subparagraph (a)
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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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The number of businesses acquired by the entity during the period.

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