XML 39 R28.htm IDEA: XBRL DOCUMENT
v3.25.2

DEPOSITS (Tables) | 9 Months Ended
--- | ---
Jun. 30, 2025
Deposits [Abstract] |
Schedule of Deposits by Type of Account | A summary of deposits by type of account are summarized as follows:
|  | June 30, |  |  | September 30, |
|  | 2025 |  |  | 2024 |
|  | (In thousands) |
Demand accounts |  | $ | 116,343 |  |  | $ | 132,837 |
Savings accounts |  |  | 53,277 |  |  |  | 52,853 |
NOW accounts |  |  | 138,944 |  |  |  | 146,744 |
Money market accounts |  |  | 330,875 |  |  |  | 304,588 |
Certificates of deposit |  |  | 166,556 |  |  |  | 146,674 |
Retirement certificates |  |  | 13,967 |  |  |  | 12,978 |
|  | $ | 819,962 |  |  | $ | 796,674 |

X
- Definition Tabular disclosure of composition of entities interest bearing deposits. + References No definition available. + Details
Name: | mgyr_ScheduleOfInterestBearingDepositsTableTextBlock
Namespace Prefix: | mgyr_
Data Type: | dtr:textBlockItemType
Balance Type: | na
Period Type: | duration

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