XML 40 R29.htm IDEA: XBRL DOCUMENT
v3.21.1

DEPOSITS (Tables) | 6 Months Ended
--- | ---
Mar. 31, 2021
Deposits [Abstract] |
Schedule of deposits by type of account | A summary of deposits by type of account are summarized as follows:
|  | March 31, |  |  | September 30, |
|  | 2021 |  |  | 2020 |
|  | (In thousands) |
Demand accounts |  | $ | 180,644 |  |  | $ | 163,562 |
Savings accounts |  |  | 80,199 |  |  |  | 74,923 |
NOW accounts |  |  | 71,354 |  |  |  | 65,447 |
Money market accounts |  |  | 192,527 |  |  |  | 188,023 |
Certificates of deposit |  |  | 100,860 |  |  |  | 110,650 |
Retirement certificates |  |  | 15,189 |  |  |  | 15,725 |
Total deposits |  | $ | 640,773 |  |  | $ | 618,330 |

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-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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