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Government Assistance - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Research And Development [Abstract]
Reduction of research and development expenditures	$ 1.1	$ 0.9	$ 0.6

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- Definition

Increase (decrease) in research and development expenses.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

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- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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