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Business and Basis of Presentation - Additional Information (Detail) $ / shares in Units, $ in Millions			3 Months Ended
	Apr. 01, 2021 USD ($) $ / shares shares	Mar. 19, 2021	Mar. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Date of incorporation			Oct. 04, 2012
Stock split ratio common stock		10
Deferred offering costs			$ 11.0	$ 1.8
Restricted Stock Units [Member] | Service Based And Liquidity Event Based [Member]
Allocated share based compensation			$ 148.5
Subsequent Event [Member]
Reclassification of convertible preferred stock into common stock | shares	223,033,725
Subsequent Event [Member] | Additional Paid-in Capital [Member]
Reclassification of convertible preferred stock into common stock value	$ 1,400.0
Subsequent Event [Member] | IPO [Member]
Stock shares issued during the period shares | shares	26,296,438
Sale of stock issue price per share | $ / shares	$ 18.00
Sale of stock net proceeds received on the transaction	$ 449.7
Deferred offering costs	$ 11.0

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