Period at which sales commissions are expected to be received.

No definition available.

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- Definition

Represents number of joint ventures in which entity has interest and therefore has consolidated the figures as the date of reporting.

+ References

No definition available.

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- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

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

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- Definition

Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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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

Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

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No definition available.

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- Definition

Indicates (true false) whether practical expedient was elected not to adjust consideration for effect of financing component when transfer and customer payment for product or service occurs within one year or less.

+ References

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- Definition

Indicates (true false) whether practical expedient was elected to recognize incremental cost of obtaining contract as expense when incurred if amortization period would have been one year or less.

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- Definition

Indicates (true false) whether optional exemption was applied not to disclose amount of transaction price allocated to and explanation of expected timing of revenue recognition for remaining performance obligation, when contract has expected duration of one year or less or right to consideration corresponds directly to performance completed.

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The Company and Summary of Significant Accounting Policies - Revenue Recognition (Details)	3 Months Ended		12 Months Ended
	Sep. 30, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2019 USD ($) segment subsidiary	Dec. 31, 2018 USD ($)	Jan. 31, 2019 subsidiary
Revenue Recognition
Number of consolidated subsidiaries \| subsidiary			1		1
Accounts receivable		$ 19,586,000	$ 19,031,000	$ 19,586,000
Accrued liabilities		15,371,000	11,681,000	15,371,000
Revenue
Contract liabilities		(476,000)	(396,000)	(476,000)
Amounts included in contract balances	$ 0	$ 400,000	$ 0	$ 400,000
Number of operating segments \| segment			1
Revenue, Practical Expedient, Incremental Cost of Obtaining Contract			true
Revenue, Practical Expedient, Financing Component			true
Revenue, Practical Expedient, Remaining Performance Obligation			true
Adjustment \| ASU 2014-09
Revenue Recognition
Accounts receivable			$ 169,000
Accrued liabilities			$ 169,000
Maximum
Revenue Recognition
Sales commissions benefit period			1 year