CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016	[1]
Current assets:
Cash and cash equivalents	$ 348,234	$ 408,330
Short-term investments	329,821	381,347
Accounts receivable, net (allowance for doubtful accounts: $61 and $73, at March 31, 2017 and December 31, 2016, respectively)	230,250	215,280
Inventory	384,143	355,126
Other current assets	60,340	61,708
Total current assets	1,352,788	1,421,791
Noncurrent assets:
Long-term investments	533,628	572,711
Property, plant and equipment, net	824,013	798,768
Intangible assets, net	546,172	553,780
Goodwill	197,039	197,039
Deferred tax assets	458,387	446,786
Other assets	26,580	32,815
Total assets	3,938,607	4,023,690
Current liabilities:
Accounts payable and accrued liabilities	272,447	370,505
Short-term convertible debt, net	22,495	22,478
Short-term contingent acquisition consideration payable	45,264	46,327
Total current liabilities	340,206	439,310
Noncurrent liabilities:
Long-term convertible debt, net	668,437	660,761
Long-term contingent acquisition consideration payable	116,393	115,310
Other long-term liabilities	44,484	42,034
Total liabilities	1,169,520	1,257,415
Stockholders’ equity:
Common stock, $0.001 par value: 250,000,000 shares authorized; 173,304,193 and 172,647,588 shares issued and outstanding as of March 31, 2017 and December 31, 2016, respectively.	173	173
Additional paid-in capital	4,314,793	4,288,113
Company common stock held by Nonqualified Deferred Compensation Plan (NQDC)	(14,103)	(14,321)
Accumulated other comprehensive income	5,020	12,816
Accumulated deficit	(1,536,796)	(1,520,506)
Total stockholders’ equity	2,769,087	2,766,275
Total liabilities and stockholders’ equity	$ 3,938,607	$ 4,023,690

[1] December 31, 2016 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, 2016, filed with the Securities and Exchange Commission (the SEC) on February 27, 2017.