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Loss Per Share - Additional Information (Detail) - GHL [Member] - GHI Share [Member]	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Exchange Ratio [Line Items]
Conversion Ratio Common Stock	1.3032888
Reverse Recapitalization [Member]
Exchange Ratio [Line Items]
Conversion Ratio Common Stock		1.3032888	1.3032888

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- Definition

Exchange ratio.

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