Stock-based Compensation - Narrative (Details) $ in Millions	1 Months Ended			5 Months Ended	7 Months Ended	12 Months Ended
	Apr. 30, 2023 shares	Mar. 31, 2023 tranche consecutiveTradingDay shares	Feb. 28, 2021 USD ($) shares	May 19, 2023 shares	Dec. 31, 2023 USD ($) shares	Dec. 31, 2023 USD ($) tranche shares	Dec. 31, 2022 USD ($) shares	Dec. 31, 2021 USD ($) shares
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Number of vesting eligible traches | tranche		5
Number of trading day | consecutiveTradingDay		30
Performance period					5 years	5 years
Granted (in shares)						31,074
Number of vesting traches | tranche						5
Intrinsic value of options outstanding | $					$ 331.1	$ 331.1	$ 63.6
Options exercised in period, intrinsic value | $						60.1	87.5	$ 622.1
Employee promissory note settled in shares | $			$ 17.2
Employee promissory note settled in cash | $			3.7
Income tax benefits | $						34.3		$ 24.5
Income tax deficiency | $							(10.9)
Promissory Notes
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Employee promissory note settled | $			$ 20.9
Employee promissory note outstanding | $					$ 4.9	$ 4.9	$ 4.9
Tranche One
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Exercised options, right to repurchase, term						1 year
Tranche Two
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Exercised options, right to repurchase, term						36 months
Common Class A
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Number of shares recognized cost (in shares)			60,968
Number of share options exercised (in shares)					1,399,999	1,399,999	1,399,999
Common Class A | Promissory Notes
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Early exercised options with promissory note (in shares)						19,479	43,855
2021 Equity Incentive Plan
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Common stock, capital shares reserved for future issuance (in shares)					47,217,073	47,217,073		39,000,000
Increase in the number of shares available for future issuance (in shares)						39,000,000
Increase in the number of shares available for future issuance as a percentage of outstanding stock						5.00%
2021 Partner Studio Incentive Plan
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Common stock, capital shares reserved for future issuance (in shares)					1,483,999	1,483,999		390,000
Number of additional shares authorized (in shares)							2,000,000
Employee Stock Purchase Plan
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Common stock, capital shares reserved for future issuance (in shares)					14,602,928	14,602,928
Expiration period						24 months
Employee Stock Purchase Plan | Common Class A
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Increase in the number of shares available for future issuance as a percentage of outstanding stock						1.00%
Maximum employee subscription rate					15.00%	15.00%
Purchase period of common stock						6 months
Purchase price of common stock, percent						85.00%
Maximum number of shares per employee (in shares)				590	3,500
Number of shares available for grant (in shares)					7,800,000	7,800,000
Number of additional shares available for issuance (in shares)						7,800,000
Performance-Based Restricted Stock Units
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Granted (in shares)						17,255,000
Nonvested award, cost not yet recognized, amount | $					$ 66.9	$ 66.9
Vested in period, fair value | $						$ 132.7
Performance-Based Restricted Stock Units | P S U Grants
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Number of shares available for grant (in shares)					3,451,000	3,451,000
Granted (in shares)		6,902,000
Granted (in shares)	3,451,000
Holding period						1 year
Performance-Based Restricted Stock Units | P S U Grants | Minimum
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Award requisite service period						1 year 8 months 12 days
Performance-Based Restricted Stock Units | P S U Grants | Maximum
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Award requisite service period						3 years 1 month 6 days
Unvested RSU
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Granted (in shares)						8,230,406
Nonvested award, cost not yet recognized, amount | $					$ 336.1	$ 336.1
Vested in period, fair value | $						$ 403.1
Weighted average vesting period						1 year 5 months 26 days
Unvested RSU | Minimum
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Award requisite service period						1 year
Unvested RSU | Maximum
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Award requisite service period						4 years
ESPP
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Nonvested award, cost not yet recognized, amount | $					4.8	$ 4.8
Weighted average vesting period						1 year 1 month 28 days
Stock options
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Weighted average vesting period						8 months 26 days
Unrecognized compensation costs | $					$ 8.5	$ 8.5