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Net Income (Loss) Per Share (Tables)

12 Months Ended

Dec. 28, 2018

Earnings Per Share [Abstract]

Schedule of Reconciliation of Basic and Diluted Net Loss Per Share

The computation of basic and diluted net income (loss) per share was as follows (in thousands, except per share amounts):

	Year Ended December 31,
	2018				2017				2016
Numerator:
Net income (loss)	$	690,070			$	154,227			$	(70,222	)
Net income allocated to participating securities	—				(367		)		—
Net income (loss) allocable to common stock for basic net income (loss) per share	690,070				153,860				(70,222		)
Adjustment to net income allocated to participating securities	—				22				—
Net income (loss) allocable to common stock for diluted net income (loss) per share	$	690,070			$	153,882			$	(70,222	)
Denominator:
Weighted-average shares of common stock outstanding used in computing basic net income (loss) per share	297,892				293,588				250,531
Dilutive securities	14,911				18,415				—
Weighted-average shares of common stock outstanding and dilutive securities used in computing diluted net income (loss) per share	312,803				312,003				250,531
Net income (loss) per share, basic	$	2.32			$	0.52			$	(0.28	)
Net income (loss) per share, diluted	$	2.21			$	0.49			$	(0.28	)

Schedule of Potential Shares of Common Stock Not Included In Computation of Diluted Net Loss Per Share

Potential shares of common stock not included in the computation of diluted net income (loss) per share because to do so would be anti-dilutive was as follows (in thousands):

	Year Ended December 31,
	2018			2017			2016
Outstanding stock options, unvested RSUs and ESPP contributions	3,968			1,645			27,568
Secured Convertible Notes due 2018 held by entities associated with Deerfield Management Company, L.P. (Deerfield Notes)	—			—			33,890
2014 Warrants	—			—			1,000
Total	3,968			1,645			62,458

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- References

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- Definition

Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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