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CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 29, 2018	Dec. 30, 2017
Revenues	$ 157,208	$ 213,691
Cost of sales	82,409	116,489
Gross profit	74,799	97,202
Selling, general and administrative	30,441	27,793
Research and development	29,803	30,250
Operating expenses	60,244	58,043
Income from operations	14,555	39,159
Interest income	3,826	1,975
Interest expense	(251)	(266)
Income before income taxes	18,130	40,868
Income tax expense	10,570	110,412
Share of results of equity-method investee, net of tax	43	(16)
Net income/(loss)	$ 7,517	$ (69,528)
Net income/(loss) per share:
Basic (in dollars per share)	$ 0.11	$ (0.99)
Diluted (in dollars per share)	$ 0.11	$ (0.99)
Weighted average shares outstanding:
Basic (in shares)	67,176	70,577
Diluted (in shares)	67,851	70,577

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- Definition

The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ 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 (a)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 45
-Paragraph 16
-URI http://asc.fasb.org/extlink&oid=109260490&loc=d3e1505-109256

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- Definition

Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 45
-Paragraph 10
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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