CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands		Sep. 30, 2018	Dec. 31, 2017	[1]
Current assets:
Cash and cash equivalents		$ 882,184	$ 598,028
Short-term investments	[2]	561,192	797,940
Accounts receivable, net		384,343	261,365
Inventory		508,482	475,775
Other current assets		71,652	74,036
Total current assets		2,407,853	2,207,144
Noncurrent assets:
Long-term investments	[3]	204,883	385,785
Property, plant and equipment, net		924,033	896,700
Intangible assets, net		494,687	517,510
Goodwill		197,039	197,039
Deferred tax assets		429,194	399,095
Other assets		37,565	29,852
Total assets		4,695,254	4,633,125
Current liabilities:
Accounts payable and accrued liabilities		378,226	401,921
Short-term convertible debt, net		374,230	360,949
Short-term contingent acquisition consideration		86,204	53,648
Total current liabilities		838,660	816,518
Noncurrent liabilities:
Long-term convertible debt, net		826,119	813,521
Long-term contingent acquisition consideration		58,160	135,318
Other long-term liabilities		57,370	59,105
Total liabilities		1,780,309	1,824,462
Stockholders’ equity:
Common stock, $0.001 par value: 500,000,000 shares authorized; 177,902,788 and 175,843,749 shares issued and outstanding, respectively.		178	176
Additional paid-in capital		4,620,817	4,483,220
Company common stock held by Nonqualified Deferred Compensation Plan (the NQDC)		(13,415)	(14,224)
Accumulated other comprehensive loss		(2,160)	(22,961)
Accumulated deficit		(1,690,475)	(1,637,548)
Total stockholders’ equity		2,914,945	2,808,663
Total liabilities and stockholders’ equity		$ 4,695,254	$ 4,633,125

[1] December 31, 2017 balances were derived from the audited Consolidated Financial Statements included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2017, filed with the SEC on February 26, 2018.

[2] The Company’s short-term marketable securities mature in one year or less.

[3] The Company’s long-term marketable securities mature between one and five years.