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Stock Employee Compensation Trust and Supplemental Retirement Plan Trust | 9 Months Ended
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Jun. 30, 2018
Share-based Compensation [Abstract] |
Stock Employee Compensation Trust and Supplemental Retirement Plan Trust | Stock Employee Compensation Trust and Supplemental Retirement Plan Trust The Stock Employee Compensation Trust (SECT) assists in administering and provides funding for equity-based compensation plans and benefit programs, including the Moog Inc. Retirement Savings Plan (RSP). The Supplemental Retirement Plan (SERP) Trust provides funding for benefits under the SERP provisions of the Moog Inc. Plan to Equalize Retirement Income and Supplemental Retirement Income. Both the SECT and the SERP Trust hold shares as investments. The shares in the SECT and SERP Trust are not considered outstanding for purposes of calculating earnings per share. However, in accordance with the trust agreements governing the SECT and SERP Trust, the trustees vote all shares held by the SECT and SERP Trust on all matters submitted to shareholders.

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- Definition The entire disclosure for the Stock Employee Compensation Trust and Supplemental Retirement Plan Trust. + References No definition available. + Details
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