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Product Warranties | 9 Months Ended
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Jun. 30, 2018
Product Warranties Disclosures [Abstract] |
Product Warranties | Product Warranties In the ordinary course of business, we warrant our products against defects in design, materials and workmanship typically over periods ranging from twelve to sixty months. We determine warranty reserves needed by product line based on historical experience and current facts and circumstances. Activity in the warranty accrual is summarized as follows:
|  | Three Months Ended |  | Nine Months Ended
|  | June 30, 2018 |  | July 1, 2017 |  | June 30, 2018 |  | July 1, 2017
Warranty accrual at beginning of period |  | $ | 28,255 |  |  | $ | 23,272 |  |  | $ | 25,848 |  |  | $ | 21,363 |
Additions from acquisitions |  | — |  |  | 433 |  |  | — |  |  | 433 |
Warranties issued during current period |  | 3,451 |  |  | 4,030 |  |  | 11,488 |  |  | 12,185 |
Adjustments to pre-existing warranties |  | (80 | ) |  | (124 | ) |  | (325 | ) |  | (495 | )
Reductions for settling warranties |  | (3,219 | ) |  | (4,046 | ) |  | (9,141 | ) |  | (9,509 | )
Foreign currency translation |  | (701 | ) |  | 420 |  |  | (164 | ) |  | 8 |
Warranty accrual at end of period |  | $ | 27,706 |  |  | $ | 23,985 |  |  | $ | 27,706 |  |  | $ | 23,985 |

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- References No definition available. + Details
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- Definition The entire disclosure for standard and extended product warranties and other product guarantee contracts, including a tabular reconciliation of the changes in the guarantor's aggregate product warranty liability for the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -URI http://asc.fasb.org/topic&trid=2155896 + Details
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