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ORGANIZATION (Details) - shares | Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2015
--- | --- | --- | ---
Common stock, shares outstanding | 5,820,746 | 5,820,746 | 5,819,494
Treasury stock, shares | 102,996 | 102,996 |
Magyar Bancorp, MHC [Member] |  |  |
Ownership of subsidiaries | 100.00% |  |
Ownership of Maygar Bancorp, Inc. (percentage) | 54.00% |  |
Common stock, shares outstanding | 3,200,450 |  |
Treasury Stock [Member] |  |  |
Ownership of Maygar Bancorp, Inc. (percentage) | 1.80% |  |
Treasury stock, shares | 102,996 |  |
Hungaria Urban Renewal [Member] |  |  |
Ownership of subsidiaries | 100.00% |  |
Magyar Bank [Member] |  |  |
Ownership of Maygar Bancorp, Inc. (percentage) | 44.20% |  |
Common stock, shares outstanding | 2,620,296 |  |

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- Definition Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21463-112644 + Details
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- Definition Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29,30) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 + Details
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