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Employee Benefit and Stock Compensation Plans Carver Federal 's Plan asset allocation (Details) | Mar. 31, 2014 | Mar. 31, 2013
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Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items] |  |
Defined Benefit Plan, Actual Plan Asset Allocations | 0.00% | 100.00%
Equity Securities [Member] |  |
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items] |  |
Defined Benefit Plan, Actual Plan Asset Allocations | 0.00% | 61.00%
Debt Securities [Member] |  |
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items] |  |
Defined Benefit Plan, Actual Plan Asset Allocations | 0.00% | 39.00%

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- Definition Percentage of fair value of investments (categorized by debt securities, equity securities, real estate and other plan assets) to the fair value of plan assets held. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e2446-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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