Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 1,058.0	$ 1,364.4
Short-term investments	444.5	208.4
Accounts receivable, net of allowance of $0.5 at June 30, 2021 and December 31, 2020, respectively	259.3	217.5
Restricted cash	136.0
Prepaid expenses	53.3	40.0
Other current assets	26.5	29.5
Total current assets	1,977.6	1,859.8
Long-term investments		2.0
Goodwill	3,181.2	3,160.8
Intangible assets, net	746.5	838.1
Property and equipment, net	36.1	39.3
Right-of-use assets	150.5	131.9
Restricted cash		136.0
Prepaid expenses	18.4	21.6
Other non-current assets	21.9	17.0
Total assets	6,132.2	6,206.5
Current liabilities:
Accounts payable	42.8	57.2
Income tax payable	76.2	39.6
Deferred revenue	774.8	747.7
Operating lease liabilities	17.7	18.5
Other current liabilities	596.4	462.4
Total current liabilities	1,507.9	1,325.4
Convertible senior notes, net	1,316.6	1,289.9
Deferred revenue	0.2	0.3
Deferred tax liabilities, net	94.2	126.3
Non-current operating lease liabilities	140.4	122.0
Other non-current liabilities	52.3	401.1
Total liabilities	3,111.6	3,265.0
Stockholders’ equity:
Common stock, $0.00000625 par value and additional paid in capital - authorized shares: 2,020.5; shares outstanding: 1,092.0 shares as of June 30, 2021 and 1,081.6 as of December 31, 2020	5,367.6	5,276.5
Accumulated other comprehensive income (loss)	(55.3)	(50.7)
Accumulated deficit	(2,291.7)	(2,284.3)
Total stockholders’ equity	3,020.6	2,941.5
Total liabilities and stockholders’ equity	$ 6,132.2	$ 6,206.5