Income Taxes - Summary of Valuation Allowance (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Valuation Allowance
Valuation allowance at beginning of year	$ 387,348	$ 349,008	$ 292,217
Deconsolidation of AquaBounty	0	0	(3,504)
Establishment of deferred taxes for subsidiaries included in discontinued operations	0	0	8,592
Current year continuing operations	22,932	21,309	31,018
Discontinued operations treated as asset sales	0	7,977	10,585
Discontinued operations related to MBP Titan	(1,186)	8,019	9,663
Foreign currency translation adjustment	(698)	1,035	(75)
Valuation allowance at end of year	408,396	387,348	349,008
Adoption of ASC 842
Valuation Allowance
Adoption of ASC 842	$ 0	$ 0	$ 512

Change in the valuation allowance for deferred tax assets as a result of current year operations.

No definition available.

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- Definition

Change in the valuation allowance for deferred tax assets as a result of foreign currency translation adjustments.

+ References

No definition available.

+ Details

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- Definition

Change in the valuation allowance for deferred tax assets resulting from the adoption of a recently issued accounting pronouncement.

+ References

No definition available.

+ Details

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- Definition

Valuation Allowance, Deferred Tax Asset, Deconsolidation

+ References

No definition available.

+ Details

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- Definition

Valuation Allowance, Deferred Tax Assets, Discontinued Operations

+ References

No definition available.

+ Details

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- Definition

Valuation Allowance, Deferred Tax Assets, Discontinued Operations Treated As Asset Sales

+ References

No definition available.

+ Details

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- Definition

Valuation Allowance, Deferred Tax Assets, Establishment Of Deferred Taxes For Subsidiaries Included In Discontinued Operations

+ References

No definition available.

+ Details

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- Definition

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319

+ Details

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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- Details

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