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Fiscal Year | 3 Months Ended
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Sep. 03, 2016
Fiscal Year [Abstract] |
Fiscal Year | Fiscal Year The company's fiscal year ends on the Saturday closest to May 31. Fiscal 2017, the year ending June 3, 2017, and fiscal 2016, the year ended May 28, 2016, contain 53 and 52 weeks, respectively. The first quarter of fiscal 2017 and fiscal 2016 contained 14 and 13 weeks, respectively.

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- Definition Disclosures related to fiscal year calendar + References No definition available. + Details
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Namespace Prefix: | mlhr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Disclosure related to Fiscal Year + References No definition available. + Details
Name: | mlhr_FiscalyearTextBlock
Namespace Prefix: | mlhr_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration