Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021		Dec. 31, 2020
Statement of Comprehensive Income [Abstract]
Net income	$ 341.2	$ 216.9	[1],[2]	$ 549.7	[1],[2]
Other comprehensive income (loss), net of tax:
Translation adjustments and other	(9.8)	(1.0)	[3]	1.1	[3]
Unrealized loss on marketable debt securities	(2.3)	(1.7)	[3]	(0.2)	[3]
Total other comprehensive income (loss), net of tax	(12.1)	(2.7)	[3]	0.9	[3]
Comprehensive income	$ 329.1	$ 214.2	[3]	$ 550.6	[3]

[1] * We adjusted our 2021 and 2020 amounts to reflect the simplified convertible instruments accounting guidance, which we adopted on a full retrospective basis. All periods presented have also been adjusted to reflect the four-for-one stock split. Refer to Note 1, “Organization and Significant Accounting Policies,” to the consolidated financial statements for further information.

[2] * We adjusted our 2021 and 2020 amounts to reflect the simplified convertible instruments accounting guidance, which we adopted on a full retrospective basis. Refer to Note 1, “Organization and Significant Accounting Policies,” to the consolidated financial statements for further information.

[3] * We adjusted our 2021 and 2020 amounts to reflect the simplified convertible instruments accounting guidance, which we adopted on a full retrospective basis. Refer to Note 1, “Organization and Significant Accounting Policies,” to the consolidated financial statements for further information.