Number of shares authorized but unissued under share-based payment arrangement.

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- Definition

Number of stock issued during the period for cashless exercise of warrants.

+ References

No definition available.

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n/a

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- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
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- Definition

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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- Definition

Amount of cost to be recognized for option under share-based payment arrangement.

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- Definition

The cash inflow associated with the amount received from holders exercising their stock warrants.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
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- Definition

Amount of noncash expense for share-based payment arrangement.

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- Definition

Amount of additional cost recognized for award under share-based payment arrangement from occurrence of event accelerating recognition of cost.

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No definition available.

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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.

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- Definition

Number of additional shares authorized for issuance under share-based payment arrangement.

+ References

No definition available.

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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- Definition

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

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- Definition

Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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Stock-Based Compensation - Additional Information (Details) - USD ($)		1 Months Ended	3 Months Ended	12 Months Ended
	May 13, 2018	Apr. 30, 2021	Sep. 30, 2019	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	May 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Issued During Period Shares Cashless Exercise Of Warrants						117,663
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						159,583
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value				$ 57,500,000	$ 24,100,000	$ 6,500,000
Share-based Compensation				15,345,000	8,916,000	16,523,000
Total intrinsic value of options exercised				0	17,600,000	12,400,000
Accelerated stock-based compensation expense			$ 1,227,890		0	9,562,000
Proceeds from Warrant Exercises				8,995,000	9,388,000	5,363,000
Cost of revenues
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation				1,620,000	371,000	1,479,000
Accelerated stock-based compensation expense						400,000
Selling, general and administrative
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation				12,425,000	7,862,000	13,946,000
Accelerated stock-based compensation expense						8,400,000
Engineering and development
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation				1,300,000	$ 683,000	1,098,000
Accelerated stock-based compensation expense						$ 900,000
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to unvested stock options				$ 26,900,000
Weighted average recognition period				2 years 8 months 12 days
Intrinsic value per share				$ 59.17
Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average recognition period				3 years 2 months 12 days
Share-based Compensation				$ 4,200,000
Unrecognized compensation expense				$ 16,600,000
Warrants [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights					963,149	985,626
Proceeds from Warrant Exercises					$ 3,700,000	$ 3,400,000
Plan 2018 [Member] \| Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total shares available for future grant				7,012,279			3,730,179
Number of shares authorized but unissued under prior plans	1,269,821
Increase in number of shares authorized		2,850,000