Subsequent Events - Additional Information (Detail) - Jul. 07, 2022 - Subsequent Event - China API Operations - Discontinued Operations, Disposed of by Sale - TiHe Capital (Beijing) Co. Ltd. ¥ in Millions, $ in Millions	CNY (¥)	USD ($)
Subsequent Event [Line Items]
Purchase price	¥ 124.4	$ 19.0
Percentage of proceeds to be received in cash at closing date	70.00%
Percentage of proceeds to be received in cash within three months after closing date	20.00%