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Retirement Benefits (Tables) | 3 Months Ended
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Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items] |
Schedule of Amount of Expense Associated with Defined Contribution Plans | The amount of expense associated with defined contribution plans was as follows:
|  | Three-Months Ended December 31, |
|  | 2021 |  |  | 2020 |
Company costs |  | $ | 10,951 |  |  | $ | 8,036 |
Schedule of Estimated Remaining Cash Contributions | Woodward estimates its remaining cash contributions in fiscal year 2022 will be as follows:
Retirement pension benefits: |  |  |  |
United States |  | $ | — |
United Kingdom |  |  | 943 |
Japan |  |  | — |
Germany |  |  | 832 |
Other postretirement benefits |  |  | 2,328 |
Defined Benefit Pension Plan [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Schedule of Net Periodic Benefit Costs | The components of the net periodic retirement pension costs recognized are as follows:
|  | Three-Months Ended December 31, |
|  | United States |  |  | Other Countries |  |  | Total |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Service cost |  | $ | 389 |  |  | $ | 432 |  |  | $ | 621 |  |  | $ | 729 |  |  | $ | 1,010 |  |  | $ | 1,161 |
Interest cost |  |  | 1,320 |  |  |  | 1,239 |  |  |  | 426 |  |  |  | 333 |  |  |  | 1,746 |  |  |  | 1,572 |
Expected return on plan assets |  |  | (2,713 | ) |  |  | (3,536 | ) |  |  | (645 | ) |  |  | (602 | ) |  |  | (3,358 | ) |  |  | (4,138 | )
Amortization of: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net actuarial loss |  |  | 65 |  |  |  | 135 |  |  |  | 146 |  |  |  | 228 |  |  |  | 211 |  |  |  | 363 |
Prior service cost |  |  | 245 |  |  |  | 242 |  |  |  | 6 |  |  |  | 6 |  |  |  | 251 |  |  |  | 248 |
Net periodic retirement pension (benefit) cost |  | $ | (694 | ) |  | $ | (1,488 | ) |  | $ | 554 |  |  | $ | 694 |  |  | $ | (140 | ) |  | $ | (794 | )
Contributions paid |  | $ | — |  |  | $ | — |  |  | $ | 688 |  |  | $ | 543 |  |  | $ | 688 |  |  | $ | 543 |
Other Postretirement Benefit Plans [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Schedule of Net Periodic Benefit Costs | The components of the net periodic other postretirement benefit costs recognized are as follows:
|  | Three-Months Ended December 31, |
|  | 2021 |  |  | 2020 |
Service cost |  | $ | — |  |  | $ | — |
Interest cost |  |  | 144 |  |  |  | 150 |
Amortization of: |  |  |  |  |  |  |  |
Net actuarial (gain) loss |  |  | (24 | ) |  |  | 7 |
Prior service cost |  |  | — |  |  |  | — |
Net periodic other postretirement cost |  | $ | 120 |  |  | $ | 157 |
Contributions paid |  | $ | 471 |  |  | $ | 38 |

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