Preferred Stock and Common Stock - Additional Information (Detail) $ / shares in Units, $ in Millions		1 Months Ended
	Feb. 28, 2021 vote	Aug. 31, 2023 USD ($) shares	Sep. 30, 2024 vote $ / shares shares	Dec. 31, 2023 $ / shares shares	Apr. 30, 2021 $ / shares shares
Class of Stock [Line Items]
Preferred stock, shares issued (in shares)			0	0
Preferred stock shares outstanding (in shares)			0	0
Common stock shares authorized (in shares)			13,850,000,000	13,850,000,000
Common stock par or stated value per share (in dollars per share) | $ / shares			$ 0.00001	$ 0.00001
Strategic transaction, consideration received | $		$ 32.3
Strategic transaction, number of shares issued		9,000,000
Strategic transaction, contingent consideration, range of outcomes, value, high | $		$ 5.5
Common Class C
Class of Stock [Line Items]
Common Stock voting rights	Each share of Class C common stock is entitled to twenty votes
Common stock shares authorized (in shares)			100,000,000	100,000,000
Voting rights, number of votes for each share | vote			20
Number of votes per share of common stock | vote	20
Common Class A
Class of Stock [Line Items]
Common stock conversion ratio			1
Common stock shares authorized (in shares)			12,500,000,000	12,500,000,000
Voting rights, number of votes for each share | vote			1
Common Class B
Class of Stock [Line Items]
Common stock shares authorized (in shares)			1,250,000,000	1,250,000,000
Voting rights, number of votes for each share | vote			0
Restated Certificate Of Incorporation | Undesignated Preferred Stock
Class of Stock [Line Items]
Preferred stock, shares authorized (in shares)					25,000,000.0
Preferred stock, par value (in dollars per share) | $ / shares					$ 0.00001
Restated Certificate Of Incorporation | Common Class C
Class of Stock [Line Items]
Common stock shares authorized (in shares)					100,000,000
Restated Certificate Of Incorporation | Common Class A
Class of Stock [Line Items]
Common stock shares authorized (in shares)					12,500,000,000
Restated Certificate Of Incorporation | Common Class B
Class of Stock [Line Items]
Common stock shares authorized (in shares)					1,250,000,000