Call Provision Exercise Period

No definition available.

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- Definition

Number of stockholder-approved plans.

+ References

No definition available.

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- Definition

Put Provision End Period, Number Of Days After Start Period

+ References

No definition available.

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- Definition

Put Provision Start Period, Number Of Months Since Exercise

+ References

No definition available.

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- Definition

The initial exercise price for acquired options.

+ References

No definition available.

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- Definition

The minimum weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

+ References

No definition available.

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- Definition

Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement.

+ References

No definition available.

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- Definition

Aggregate number of common shares reserved for future issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.29)
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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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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

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

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- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(1)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

Number of options outstanding, including both vested and non-vested options.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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-Section 50
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- Definition

Number of shares issued under share-based payment arrangement.

+ References

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-Paragraph 2
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- Definition

Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement.

+ References

No definition available.

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Equity Awards and Instruments (Details)						1 Months Ended	9 Months Ended	12 Months Ended
Equity Awards and Instruments (Details)	May 15, 2019 $ / shares shares	Mar. 22, 2019 $ / shares shares	Sep. 06, 2018 $ / shares shares	May 29, 2018 $ / shares shares	Mar. 22, 2018 $ / shares shares	Mar. 31, 2018 $ / shares shares	Sep. 30, 2020	Dec. 31, 2019 USD ($) plan shares	Dec. 31, 2018 USD ($) shares	Dec. 31, 2017 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stockholder-approved plans \| plan								2
Put provision start period, number of months since exercise							6 months
Put provision end Period, number of days after start period							30 days
Call Provision Exercise Period							7 months
Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Put provision start period, number of months since exercise								6 months
Put provision end Period, number of days after start period								30 days
Call Provision Exercise Period								7 months
Option granted	10,000	4,816,000	10,000	5,096,000	20,000			4,826,000	5,126,000
Grant date fair value \| $ / shares	$ 1.65	$ 1.66	$ 1.96	$ 1.46	$ 1.43
Options outstanding								18,691,667	19,514,448	18,629,380
Income tax withholdings on shares sold back \| $									$ 1,577,000
Acquisition Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant date fair value \| $ / shares						$ 3.44
Options acquired						900,000
Term of options (in years)						5 years
Initial exercise price \| $ / shares						$ 6.805
Cap and collar adjustment \| $ / shares						$ 0.01
Options outstanding								900,000
Restricted stock expense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted shares granted								493,840	512,616
Performance conditions vested								241,709	451,784
Shares sold								25,677	76,375
Income tax withholdings on shares sold back \| $								$ 192,000	$ 610
Restricted stock expense \| Share-based Payment Arrangement, Employee [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted shares granted									57,670
Service condition (in years)									3 years
Restricted stock expense \| Share-based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares sold									4,798
Income tax withholdings on shares sold back \| $									$ 27,000
Restricted stock expense \| Share-based Payment Arrangement, Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares sold								23,343
Income tax withholdings on shares sold back \| $								$ 169,000
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted shares granted								0	0
RSU outstanding shares								54,771	70,687
Restricted Stock Units (RSUs) [Member] \| Share-based Payment Arrangement, Employee [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance conditions vested								16,746
Shares sold								5,398
Income tax withholdings on shares sold back \| $								$ 39,000
2015 Equity Incentive Plan \| Class B Common Stock \| Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares reserved for issuance								50,000,000