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Earnings Per Share and Certain Related Information (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jul. 23, 2015 | Sep. 28, 2018 | Jun. 29, 2018 | Mar. 30, 2018 | Dec. 29, 2017 | Sep. 29, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 30, 2016 | Sep. 30, 2016 | Jul. 01, 2016 | Apr. 01, 2016 | Jan. 01, 2016 | Sep. 28, 2018 | Sep. 29, 2017 | Sep. 30, 2016
Numerator for Basic and Diluted EPS: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ (37,541,000) | $ 150,222,000 | $ 48,587,000 | $ 2,163,000 | $ 94,141,000 | $ 89,032,000 | $ 50,018,000 | $ 60,536,000 | $ 29,644,000 | $ 69,055,000 | $ 65,250,000 | $ 46,514,000 | $ 163,431,000 | $ 293,727,000 | $ 210,463,000
Net income allocated to participating securities |  |  |  |  |  |  |  |  |  |  |  |  |  | (788,000) | (3,077,000) | 0
Net income allocated to common stock for EPS calculation |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 162,643,000 | $ 290,650,000 | $ 210,463,000
Denominator for Basic and Diluted EPS: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted average basic shares (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 138,182,000 | 120,689,000 | 120,133,000
Shares allocated to participating securities (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | (646,000) | (1,319,000) | 0
Shares used for calculating basic EPS attributable to common stock (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 137,536,000 | 119,370,000 | 120,133,000
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation plans (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,176,000 | 777,000 | 1,350,000
Shares used for calculating diluted EPS attributable to common stock (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 138,712,000 | 120,147,000 | 121,483,000
Basic EPS (in dollars per share) |  | $ (0.26) | $ 1.05 | $ 0.34 | $ 0.02 | $ 0.78 | $ 0.74 | $ 0.41 | $ 0.50 | $ 0.25 | $ 0.58 | $ 0.54 | $ 0.38 | $ 1.18 | $ 2.43 | $ 1.75
Diluted EPS (in dollars per share) |  | $ (0.26) | $ 1.05 | $ 0.34 | $ 0.02 | $ 0.78 | $ 0.74 | $ 0.41 | $ 0.50 | $ 0.24 | $ 0.57 | $ 0.54 | $ 0.38 | $ 1.17 | $ 2.42 | $ 1.73
Share Repurchases |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount authorized to be repurchased | $ 500,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Average Price Per Share (in dollars per share) | $ 60.77 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares repurchased (in shares) | 49,074,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 55 -Paragraph 52 -URI http://asc.fasb.org/extlink&oid=96948231&loc=d3e4984-109258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=96947427&loc=d3e1252-109256 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(21)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(23)) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
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