XML 56 R45.htm IDEA: XBRL DOCUMENT
v3.6.0.2

IMPAIRMENT OF INVESTMENT SECURITIES (Schedule of Gross Unrealized Losses and Fair Value for Both Available For Sale and Held To Maturity Securities) (Details) $ in Thousands | Dec. 31, 2016 USD ($) N | Sep. 30, 2016 USD ($) N
--- | --- | ---
Available For Sale and Held To Maturity Securities |  |
Number of Securities | N | 34 | 9
Less Than 12 Months, Fair Value | $ 38,621 | $ 2,581
Less Than 12 Months, Unrealized Losses | (701) | (8)
12 Months Or Greater, Fair Value | 6,018 | 5,879
12 Months Or Greater, Unrealized Losses | (316) | (348)
Total, Fair Value | 44,639 | 8,460
Total, Unrealized Losses | $ (1,017) | $ (356)
Obligations of U.S. government agencies Mortgage backed securities - residential [Member] |  |
Available For Sale and Held To Maturity Securities |  |
Number of Securities | N | 3 | 2
Less Than 12 Months, Fair Value | $ 776 |
Less Than 12 Months, Unrealized Losses | (4) |
12 Months Or Greater, Fair Value | 796 | 849
12 Months Or Greater, Unrealized Losses | (109) | (90)
Total, Fair Value | 1,572 | 849
Total, Unrealized Losses | $ (113) | $ (90)
Obligations of U.S. government-sponsored enterprises Mortgage backed securities - residential [Member] |  |
Available For Sale and Held To Maturity Securities |  |
Number of Securities | N | 22 | 2
Less Than 12 Months, Fair Value | $ 32,488 | $ 1,376
Less Than 12 Months, Unrealized Losses | (577) | (3)
12 Months Or Greater, Fair Value | 1,925 | 1,942
12 Months Or Greater, Unrealized Losses | (18) | (13)
Total, Fair Value | 34,413 | 3,318
Total, Unrealized Losses | $ (595) | $ (16)
Obligations of U.S. government-sponsored enterprises Debt securities [Member] |  |
Available For Sale and Held To Maturity Securities |  |
Number of Securities | N | 4 |
Less Than 12 Months, Fair Value | $ 5,342 |
Less Than 12 Months, Unrealized Losses | (119) |
12 Months Or Greater, Fair Value |  |
12 Months Or Greater, Unrealized Losses |  |
Total, Fair Value | 5,342 |
Total, Unrealized Losses | $ (119) |
Private label mortgage-backed securities-residential [Member] |  |
Available For Sale and Held To Maturity Securities |  |
Number of Securities | N | 4 | 3
Less Than 12 Months, Fair Value | $ 15 | $ 172
Less Than 12 Months, Unrealized Losses | (1) | (4)
12 Months Or Greater, Fair Value | 480 | 330
12 Months Or Greater, Unrealized Losses | (6) | (3)
Total, Fair Value | 495 | 502
Total, Unrealized Losses | $ (7) | $ (7)
Corporate securities [Member] |  |
Available For Sale and Held To Maturity Securities |  |
Number of Securities | N | 1 | 1
Less Than 12 Months, Fair Value |  |
Less Than 12 Months, Unrealized Losses |  |
12 Months Or Greater, Fair Value | 2,817 | 2,758
12 Months Or Greater, Unrealized Losses | (183) | (242)
Total, Fair Value | 2,817 | 2,758
Total, Unrealized Losses | $ (183) | $ (242)
Obligations of U.S. government agencies Mortgage backed securities -commercial [Member] |  |
Available For Sale and Held To Maturity Securities |  |
Number of Securities | N |  | 1
Less Than 12 Months, Fair Value |  | $ 1,033
Less Than 12 Months, Unrealized Losses |  | (1)
12 Months Or Greater, Fair Value |  |
12 Months Or Greater, Unrealized Losses |  |
Total, Fair Value |  | 1,033
Total, Unrealized Losses |  | $ (1)

X
- Definition This item represents the aggregate fair value of investments in debt and equity securities in an unrealized loss position which are categorized neither as available for sale and held-to-maturity securities. + References No definition available. + Details
Name: | mgyr_AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue
Namespace Prefix: | mgyr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This item represents the aggregate fair value of investments in debt and equity securities categorized as available for sale and held-to-maturity securities that have been in a continuous unrealized loss position for less than twelve months. + References No definition available. + Details
Name: | mgyr_AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
Namespace Prefix: | mgyr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This item represents the aggregate fair value of investments in debt and equity securities categorized as available for sale and held-to-maturity securities that have been in a continuous unrealized loss position for twelve months or longer. + References No definition available. + Details
Name: | mgyr_AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
Namespace Prefix: | mgyr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents number of unrealized loss positions in available for sale and held to maturity securities. + References No definition available. + Details
Name: | mgyr_AvailableForSaleAndHeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions
Namespace Prefix: | mgyr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of the excess of amortized cost basis over fair value of securities that have been in a loss position for twelve months or longer for securities which are categorized as available for sale and held-to-maturity securities. + References No definition available. + Details
Name: | mgyr_AvailableforsaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses2
Namespace Prefix: | mgyr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of the excess of amortized cost basis over fair value of securities that have been in a loss position for less than twelve months for securities categorized as available for sale and held-to-maturity securities. + References No definition available. + Details
Name: | mgyr_AvailableforsaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses2
Namespace Prefix: | mgyr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents unrealized gain loss on held to maturity and available for sale securities. + References No definition available. + Details
Name: | mgyr_UnrealizedGainLossOnAvailableForSaleAndHeldToMaturitySecurities
Namespace Prefix: | mgyr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=mgyr_USGovernmentAgenciesDebtSecuritiesResidentialMortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=mgyr_USGovernmentSponsoredEnterprisesDebtSecuritiesResidentialMortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_CorporateNoteSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=mgyr_USGovernmentAgenciesDebtSecuritiesCommercialMortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |