Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
CURRENT ASSETS:
Cash and cash equivalents	$ 916.4	$ 1,222.5
Short-term investments	610.5	843.1
Accounts receivable—net	498.7	544.3
Inventory	126.0	117.9
Prepaid expenses and other current assets	57.1	41.2
Total current assets	2,208.7	2,769.0
LONG-TERM INVESTMENTS	100.4	144.3
PROPERTY AND EQUIPMENT—NET	392.6	344.3
DEFERRED CONTRACT COSTS	263.5	237.0
DEFERRED TAX ASSETS	218.9	232.6
GOODWILL	67.2	67.2
OTHER INTANGIBLE ASSETS—NET	23.4	31.1
OTHER ASSETS	55.9	60.0
TOTAL ASSETS	3,330.6	3,885.5
CURRENT LIABILITIES:
Accounts payable	107.2	96.4
Accrued liabilities	118.2	101.8
Accrued payroll and compensation	110.7	101.8
Deferred revenue	1,275.8	1,173.6
Total current liabilities	1,611.9	1,473.6
DEFERRED REVENUE	1,047.0	962.3
INCOME TAX LIABILITIES	77.3	82.8
OTHER LIABILITIES	50.5	44.9
Total liabilities	2,786.7	2,563.6
COMMITMENTS AND CONTINGENCIES (Note 11)
STOCKHOLDERS’ EQUITY:
Common stock, $0.001 par value—300 shares authorized; 161.8 and 171.7 shares issued and outstanding at June 30, 2020 and December 31, 2019, respectively	0.2	0.2
Additional paid-in capital	1,154.3	1,180.3
Accumulated other comprehensive income	2.5	1.1
Retained earnings (accumulated deficit)	(613.1)	140.3
Total stockholders’ equity	543.9	1,321.9
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 3,330.6	$ 3,885.5