Summary of Significant Accounting Policies - Additional Information (Details) $ / shares in Units, shares in Millions	1 Months Ended	3 Months Ended	12 Months Ended
	Jul. 31, 2023 USD ($)	Mar. 31, 2024 USD ($)	Dec. 31, 2023 USD ($) segment reporting_unit shares	Dec. 31, 2022 USD ($) reporting_unit $ / shares	Dec. 31, 2021 USD ($)
Summary of Significant Accounting Policies [Line Items]
Cash and cash equivalents			$ 568,505,000	$ 1,336,883,000	$ 1,515,116,000
Net income (loss)			(545,062,000)	(657,939,000)	(1,743,751,000)
Net cash provided by (used in) operating activities			$ (713,967,000)	(415,937,000)	322,946,000
Restructuring and related cost, annual impact percent			85.00%
Severance and employee benefit costs			$ 4,503,000
Impairment of assets			10,081,000	0	0
Advertising costs			$ 91,500,000	$ 84,000,000	8,900,000
Number of reporting units | reporting_unit			1	1
Impairment to goodwill			$ 0	$ 0
Foreign currency translation adjustment			2,700,000	(6,400,000)
Foreign currency transaction (losses) gain			$ 7,900,000	$ (2,500,000)	$ (5,300,000)
Number of operating segments | segment			1
Canada Advance Purchase Agreement
Summary of Significant Accounting Policies [Line Items]
Installment charges	$ 174,800,000		$ 174,800,000
5.00% Convertible notes due 2027 | Unsecured Debt
Summary of Significant Accounting Policies [Line Items]
Number of shares issued for debt converted (in shares) | shares			14
Debt instrument, convertible, conversion price (in usd per share) | $ / shares				$ 12.50
Minimum
Summary of Significant Accounting Policies [Line Items]
Requisite service period			1 year
Minimum | Forecast
Summary of Significant Accounting Policies [Line Items]
Severance and employee benefit costs		$ 4,000,000
Maximum
Summary of Significant Accounting Policies [Line Items]
Requisite service period			4 years
Maximum | Forecast
Summary of Significant Accounting Policies [Line Items]
Severance and employee benefit costs		$ 7,000,000