Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 328,116	$ 341,966
Marketable securities	252,347	337,334
Accounts receivable, net	242,038	406,019
Inventories	140,430	123,895
Income tax receivable	78,385	77,882
Prepaid expenses and other current assets	63,227	97,269
Total current assets	1,104,543	1,384,365
Property and equipment, net	110,185	104,908
Goodwill	61,058	51,036
Intangible assets, net	27,740	22,356
Deferred tax assets	3,528	3,990
Other assets	16,147	15,420
Total assets	1,323,201	1,582,075
Current liabilities:
Accounts payable	155,970	212,731
Accrued liabilities	377,058	452,137
Deferred revenue	28,116	35,504
Income taxes payable	22,729	928
Total current liabilities	583,873	701,300
Long-term deferred revenue	4,719	6,928
Other liabilities	55,650	49,884
Total liabilities	644,242	758,112
Commitments and contingencies (Note 6)
Stockholders’ equity:
Class A and Class B common stock	25	24
Additional paid-in capital	1,006,639	956,060
Accumulated other comprehensive income (loss)	4,679	(9)
Accumulated deficit	(332,384)	(132,112)
Total stockholders’ equity	678,959	823,963
Total liabilities and stockholders’ equity	$ 1,323,201	$ 1,582,075