XML 70 R60.htm IDEA: XBRL DOCUMENT
v3.20.2

Revenue (Schedule of Disaggregation of Revenue) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | $ 523,826 | $ 752,005 | $ 1,964,401 | $ 2,163,660
United States [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 293,947 | 439,516 | 1,117,968 | 1,181,480
Germany [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 46,101 | 69,262 | 188,869 | 234,168
Europe, excluding Germany [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 67,175 | 109,785 | 262,665 | 322,658
China |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 56,610 | 51,625 | 169,732 | 180,913
Asia, excluding China [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 29,372 | 41,139 | 108,515 | 124,030
Other Countries [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 30,621 | 40,678 | 116,652 | 120,411
Aerospace [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 306,494 | 498,775 | 1,254,655 | 1,374,616
Aerospace [Member] | United States [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 245,347 | 386,136 | 965,368 | 1,024,644
Aerospace [Member] | Germany [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 5,348 | 18,319 | 43,737 | 56,136
Aerospace [Member] | Europe, excluding Germany [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 17,675 | 42,849 | 97,262 | 131,243
Aerospace [Member] | China |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 9,018 | 11,506 | 30,716 | 36,646
Aerospace [Member] | Asia, excluding China [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 4,438 | 7,402 | 22,001 | 29,560
Aerospace [Member] | Other Countries [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 24,668 | 32,563 | 95,571 | 96,387
Aerospace [Member] | Commercial OEM [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 63,804 | 174,077 | 367,080 | 488,928
Aerospace [Member] | Commercial Aftermarket [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 68,332 | 124,863 | 328,302 | 375,919
Aerospace [Member] | Defense OEM [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 111,667 | 147,696 | 392,494 | 372,538
Aerospace [Member] | Defense Aftermarket [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 62,691 | 52,139 | 166,779 | 137,231
Industrial [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 217,332 | 253,230 | 709,746 | 789,044
Industrial [Member] | United States [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 48,600 | 53,380 | 152,600 | 156,836
Industrial [Member] | Germany [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 40,753 | 50,943 | 145,132 | 178,032
Industrial [Member] | Europe, excluding Germany [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 49,500 | 66,936 | 165,403 | 191,415
Industrial [Member] | China |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 47,592 | 40,119 | 139,016 | 144,267
Industrial [Member] | Asia, excluding China [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 24,934 | 33,737 | 86,514 | 94,470
Industrial [Member] | Other Countries [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 5,953 | 8,115 | 21,081 | 24,024
Industrial [Member] | Reciprocating Engines [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 158,804 | 185,523 | 497,012 | 590,910
Industrial [Member] | Industrial Turbines [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales |  | 53,486 | 53,740 | 164,663 | 155,439
Industrial [Member] | Renewables [Member] |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |
Total net sales | [1] | $ 5,042 | $ 13,967 | $ 48,071 | $ 42,695
[1] |
| (1) | Sales in the renewables market were discontinued as of May 1, 2020 following the closing of the divestiture of the disposal group (see Note 10, Sale of businesses).

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DisaggregationOfRevenueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 40 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9031-108599 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9038-108599 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130543-203045 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 42 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9054-108599 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 924 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 11.L) -URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856 + Details
Name: | us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | srt_StatementGeographicalAxis=country_US
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_DE
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=wwd_EuropeExcludingGermanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_CN
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=wwd_AsiaExcludingChinaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=wwd_OtherCountriesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=wwd_AerospaceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=wwd_CommercialOEMMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=wwd_CommercialAftermarketMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=wwd_DefenseOEMMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=wwd_DefenseAftermarketMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=wwd_IndustrialMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=wwd_ReciprocatingEnginesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=wwd_IndustrialTurbinesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=wwd_RenewablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |