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RECENT ACCOUNTING PRONOUNCEMENTS (Details) $ in Millions | Jun. 30, 2015 USD ($)
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RECENT ACCOUNTING PRONOUNCEMENTS [Abstract] |
Amount of residential real estate loans foreclosed | $ 2.4
Amount of consumer mortgage loans collateralized by residential real estate property in the process of foreclosure | $ 3.0

X
- Definition Represents number of loans foreclosed. + References No definition available. + Details
Name: | mgyr_ForclosedLoans
Namespace Prefix: | mgyr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents number of loans are in the process of foreclosures. + References No definition available. + Details
Name: | mgyr_LoansInProcessOfForeclosure
Namespace Prefix: | mgyr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration