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Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instrument must exceed threshold percentage for specified number of trading days to trigger conversion feature.

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Minimum percentage of common stock price to conversion price of convertible debt instruments to determine eligibility of conversion.

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Threshold number of specified trading days that common stock price to conversion price of convertible debt instruments must exceed threshold percentage within a specified consecutive trading period to trigger conversion feature.

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Face (par) amount of debt instrument at time of issuance.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination.

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Convertible Senior Notes - Narrative (Details)	1 Months Ended	3 Months Ended		9 Months Ended
Convertible Senior Notes - Narrative (Details)	Sep. 30, 2024 USD ($) day $ / shares	Oct. 31, 2024 USD ($) $ / shares	Oct. 31, 2023 USD ($) $ / shares	Oct. 31, 2024 USD ($) $ / shares	Oct. 31, 2023 USD ($) $ / shares	Jan. 31, 2024 $ / shares
Debt Instrument [Line Items]
Amortization of debt issuance costs				$ 689,000	$ 0
Purchases of capped calls related to convertible senior notes				195,500,000	0
Aggregate purchase price		$ 1,015,925,000	$ 400,000,000	$ 1,932,164,000	$ 591,673,000
Weighted-average price per share (in dollars per share) \| $ / shares		$ 115.11	$ 153.48	$ 130.87	$ 147.49
Class A Common Stock
Debt Instrument [Line Items]
Common stock, par value (in dollars per share) \| $ / shares		$ 0.0001		$ 0.0001		$ 0.0001
Class A Common Stock \| Shares Repurchased In Privately Negotiated Transactions Entered Into In Connection With Convertible Senior Notes
Debt Instrument [Line Items]
Aggregate purchase price	$ 399,600,000
Weighted-average price per share (in dollars per share) \| $ / shares	$ 112.50
Debt Conversion Terms One \| Class A Common Stock
Debt Instrument [Line Items]
Common stock, par value (in dollars per share) \| $ / shares	$ 0.0001
Convertible Senior Notes
Debt Instrument [Line Items]
Purchases of capped calls related to convertible senior notes	$ 195,500,000
Convertible Senior Notes \| Call Option
Debt Instrument [Line Items]
Cap price (in dollars per share) \| $ / shares	$ 225.00
Convertible Senior Notes \| Convertible Debt
Debt Instrument [Line Items]
Face amount of debt issued	$ 2,300,000,000
Proceeds from convertible debt, net of issuance costs	2,270,000,000
Debt issuance costs	$ 31,200,000
Redemption price, percentage of principal amount redeemed, under fundamental changes	1
Amortization of debt issuance costs		$ 0		$ 0
Convertible Senior Notes \| Convertible Debt \| Debt Conversion Terms One
Debt Instrument [Line Items]
Threshold number of trading days \| day	20
Threshold number of consecutive trading days \| day	30
Threshold percentage of stock trading price	130.00%
Convertible Senior Notes \| Convertible Debt \| Debt Conversion Terms Two
Debt Instrument [Line Items]
Threshold number of trading days \| day	5
Threshold number of consecutive trading days \| day	10
Threshold percentage of stock trading price	98.00%
Convertible Senior Notes Due 2027 \| Call Option
Debt Instrument [Line Items]
Cap price (in dollars per share) \| $ / shares	$ 225.00
Convertible Senior Notes Due 2027 \| Convertible Debt
Debt Instrument [Line Items]
Face amount of debt issued	$ 1,150,000,000
Stated interest percentage	0.00%
Threshold number of trading days \| day	20
Threshold number of consecutive trading days \| day	30
Threshold percentage of stock trading price	150.00%
Redemption price, percentage of principal amount redeemed	100.00%
Effective interest rate, percentage	0.04%
Convertible Senior Notes Due 2029 \| Call Option
Debt Instrument [Line Items]
Cap price (in dollars per share) \| $ / shares	$ 225.00
Convertible Senior Notes Due 2029 \| Convertible Debt
Debt Instrument [Line Items]
Face amount of debt issued	$ 1,150,000,000
Stated interest percentage	0.00%
Threshold number of trading days \| day	20
Threshold number of consecutive trading days \| day	30
Threshold percentage of stock trading price	130.00%
Redemption price, percentage of principal amount redeemed	100.00%
Effective interest rate, percentage	0.02%