Cost of revenue recognized from deferred contract costs.

No definition available.

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Balance Type:	debit
Period Type:	duration

- 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 current.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
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+ Details

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Period Type:	instant

- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.

+ References

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-Publisher FASB
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Balance Type:	credit
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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Balance Type:	credit
Period Type:	duration

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BalanceSheetLocationAxis=us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

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Revenue Recognition - Additional Information (Details) - USD ($)	3 Months Ended		9 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Sep. 30, 2018
Disaggregation Of Revenue [Line Items]
Revenue	$ 12,153,000	$ 13,270,000	$ 34,457,000	$ 40,454,000
Cost of revenue recognized from deferred contract cost	35,000		27,000
Deferred Revenue
Disaggregation Of Revenue [Line Items]
Deferred contract liabilities	100,000		100,000		$ 200,000
Prepaid Expenses and Other Current Assets
Disaggregation Of Revenue [Line Items]
Deferred contract costs	0		0		$ 27,000
Deferred Contract Liability
Disaggregation Of Revenue [Line Items]
Revenue	$ 42,000		$ 100,000