Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 117,320	$ 274,562
Short-term investments	778,348	536,493
Accounts receivable, net	290,074	236,001
Inventories	90,002	85,932
Prepaid expenses and other current assets	54,838	43,653
Total current assets	1,330,582	1,176,641
Property and equipment, net	185,288	155,491
Operating lease right-of-use assets	61,637	65,230
Long-term investments	0	57,283
Intangible assets, net	295,289	25
In-process research and development	0	300,000
Goodwill	274,671	274,671
Other non-current assets	17,089	176,525
Total assets	2,164,556	2,205,866
Current liabilities:
Accounts payable	59,226	52,292
Accrued liabilities and other	223,389	207,065
Total current liabilities	282,615	259,357
Long-term liabilities:
Operating lease liabilities, long-term	63,663	67,607
Other long-term liabilities	4,201	2,615
Total long-term liabilities	67,864	70,222
Commitments and contingencies
Stockholders’ equity:
Preferred stock, $0.001 par value, 5,000 shares authorized; none issued	0	0
Common stock, $0.001 par value, 250,000 shares authorized; 173,865 shares issued and outstanding at June 30, 2020 and 171,994 shares issued and outstanding at December 31, 2019	174	172
Additional paid-in capital	3,485,265	3,359,124
Accumulated other comprehensive income	1,468	229
Accumulated deficit	(1,672,830)	(1,483,238)
Total stockholders’ equity	1,814,077	1,876,287
Total liabilities and stockholders’ equity	$ 2,164,556	$ 2,205,866