Cash and Cash Equivalents (Tables)

12 Months Ended

Dec. 31, 2020

Cash and Cash Equivalents [Abstract]

Schedule of Cash and Cash Equivalents

The following table provides a summary of cash and cash equivalents as of December 31, 2020 and 2019 and the level in the fair value hierarchy in which those measurements fall:

	As of December 31,
(in millions)	2020		2019
Cash	$	164.6	$	85.3
Money market mutual funds	739.8		115.5
Commercial paper	—		10.0
Restricted cash	2.8		2.9
Total cash and cash equivalents	907.2		213.7
Restricted cash included in other assets	14.8		—
Total cash, cash equivalents, and restricted cash shown in the consolidated statement of cash flows	$	922.0	$	213.7

Schedule of Restricted Cash and Cash Equivalents

The following table provides a summary of cash and cash equivalents as of December 31, 2020 and 2019 and the level in the fair value hierarchy in which those measurements fall:

	As of December 31,
(in millions)	2020		2019
Cash	$	164.6	$	85.3
Money market mutual funds	739.8		115.5
Commercial paper	—		10.0
Restricted cash	2.8		2.9
Total cash and cash equivalents	907.2		213.7
Restricted cash included in other assets	14.8		—
Total cash, cash equivalents, and restricted cash shown in the consolidated statement of cash flows	$	922.0	$	213.7