Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 1,398.6	$ 1,215.8
Short-term investments	523.0	738.0
Accounts receivable, net of allowances	675.1	879.7
Prepaid expenses and other current assets	376.0	376.3
Total current assets	2,972.7	3,209.8
Property and equipment, net	802.9	830.9
Operating lease assets	165.8	169.7
Long-term investments	608.3	589.8
Purchased intangible assets, net	170.7	185.8
Goodwill	3,337.1	3,337.1
Other long-term assets	552.0	514.6
Total assets	8,609.5	8,837.7
Current liabilities:
Accounts payable	236.4	219.5
Accrued compensation	165.9	229.0
Deferred revenue	854.7	812.9
Other accrued liabilities	279.5	282.5
Total current liabilities	1,536.5	1,543.9
Long-term debt	1,712.9	1,683.9
Long-term deferred revenue	400.1	410.5
Long-term income taxes payable	369.9	372.6
Long-term operating lease liabilities	153.6	158.1
Other long-term liabilities	45.8	58.1
Total liabilities	4,218.8	4,227.1
Commitments and contingencies (Note 13)
Stockholders' equity:
Convertible preferred stock, $0.00001 par value; 10.0 shares authorized; none issued and outstanding	0.0	0.0
Common stock, $0.00001 par value; 1,000.0 shares authorized; 331.0 shares and 335.9 shares issued and outstanding as of March 31, 2020 and December 31, 2019, respectively	0.0	0.0
Additional paid-in capital	7,281.3	7,370.5
Accumulated other comprehensive loss	(59.2)	(18.5)
Accumulated deficit	(2,831.4)	(2,741.4)
Total stockholders' equity	4,390.7	4,610.6
Total liabilities and stockholders' equity	$ 8,609.5	$ 8,837.7