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Basis Of Presentation Basis of Presentation (Impact of adoption of ASC 2017-07 on Consolidated Condensed Statement of Earnings) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 30, 2019 | Mar. 31, 2018 | Mar. 30, 2019 | Mar. 31, 2018
New Accounting Pronouncements or Change in Accounting Principle |  |  |  |
Cost of sales | $ 521,410 | $ 488,788 | $ 1,001,584 | $ 931,938
Gross Profit | 197,401 | 192,932 | 396,903 | 377,317
Research and development | 31,344 | 33,995 | 63,220 | 66,329
Selling, general and administrative | 99,860 | 98,665 | 196,186 | 193,284
Other | $ 640 | 1,456 | $ 4,074 | 2,408
Previously Reported |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle |  |  |  |
Cost of sales |  | 489,071 |  | 932,497
Gross Profit |  | 192,649 |  | 376,758
Research and development |  | 34,085 |  | 66,505
Selling, general and administrative |  | 99,999 |  | 195,949
Other |  | (251) |  | (992)
ASC 2017-07 | Restatement Adjustment |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle |  |  |  |
Cost of sales |  | (283) |  | (559)
Gross Profit |  | 283 |  | 559
Research and development |  | (90) |  | (176)
Selling, general and administrative |  | (1,334) |  | (2,665)
Other |  | $ 1,707 |  | $ 3,400

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- Definition The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2(a),(d)) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 + Details
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