Debt - 2025 Capped Call Transactions (Details) - 2025 Notes - Convertible Debt $ / shares in Units, shares in Millions, $ in Millions	May 31, 2020 USD ($) $ / shares shares
Debt Instrument [Line Items]
Purchases of capped calls related to convertible senior notes \| $	$ 67.3
Capped Calls \| Long \| Class A common stock
Debt Instrument [Line Items]
Strike price (in dollars per share)	$ 37.43
Capped call, initial cap price (in dollars per share)	$ 57.58
Shares covered by capped calls (in shares) \| shares	15.4

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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