Stockholders' Equity (Summary of Stock Option Activity) (Details) - $ / shares	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Options to purchase common stock [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of shares, Granted		0
$1.16 – 20.90 [Member] \| Time-based stock option [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of shares, Outstanding at December 31, 2020	14,638,000
Number of shares, Outstanding at December 31, 2021		14,638,000
Exercise price, lower range		$ 1.16
Exercise price, upper range		20.90
Weighted average exercise price, Outstanding at December 31, 2020	$ 5.53
Weighted average exercise price, Outstanding at December 31, 2021		$ 5.53
$1.16 – 20.90 [Member] \| Options to purchase common stock [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise price, lower range	2.54
Exercise price, upper range	$ 46.37
$23.06 – 46.37 [Member] \| Time-based stock option [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of shares, Granted	2,489,000
Exercise price, lower range	$ 23.06
Exercise price, upper range	46.37
Weighted average exercise price, Granted	$ 33.78
$2.05 – $4.90 [Member] \| Time-based stock option [Member] \| Omniome Plan [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of shares, Granted	339,000
Exercise price, lower range	$ 2.05
Exercise price, upper range	4.90
Weighted average exercise price, Granted	4.43
$4.71 - $4.90 [Member] \| Performance-based stock options [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise price, lower range	4.71
Exercise price, upper range	$ 4.90
$4.71 - $4.90 [Member] \| Performance-based stock options [Member] \| Omniome Plan [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of shares, Granted	304,000
Number of shares, Outstanding at December 31, 2021	304,000
Exercise price, lower range	$ 4.71
Exercise price, upper range	4.90
Weighted average exercise price, Granted	4.71
Weighted average exercise price, Outstanding at December 31, 2021	$ 4.71
$1.16 – 15.98 [Member] \| Time-based stock option [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of shares, Exercised	(4,766,000)
Exercise price, lower range	$ 1.16
Exercise price, upper range	15.98
Weighted average exercise price, Exercised	$ 5.31
$2.54 – 46.37 [Member] \| Time-based stock option [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of shares, Canceled	(541,000)
Exercise price, lower range	$ 2.54
Exercise price, upper range	46.37
Weighted average exercise price, Canceled	5.25
$1.16 – 46.37 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise price, lower range	1.16
Exercise price, upper range	$ 46.37
$1.16 – 46.37 [Member] \| Time-based stock option [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of shares, Outstanding at December 31, 2021	12,159,000
Weighted average exercise price, Outstanding at December 31, 2021	$ 11.38

The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

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Number of share options (or share units) exercised during the current period.

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