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Loan Receivable and Allowance for Loan and Lease Losses Troubled Debt Restructurings (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended
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Sep. 30, 2013 | Sep. 30, 2013 | Sep. 30, 2014 Commercial Real Estate [Member] | Sep. 30, 2014 Commercial Real Estate [Member] | Sep. 30, 2013 One- to four family loans [Member] | Sep. 30, 2013 Business [Member]
Financing Receivable, Modifications [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Number of Contracts | 0 | 2 | 1 | 1 | 1 | 1
Financing Receivable, Modifications, Pre-Modification Recorded Investment |  | $ 1,403 | $ 873 | $ 873 | $ 484 | $ 919
Financing Receivable, Modifications, Post-Modification Recorded Investment |  | $ 1,268 | $ 856 | $ 856 | $ 549 | $ 719
weighted average rate pre modification |  |  | 6.60% | 6.60% | 7.50% | 6.00%
Weighted average rate post modification |  |  | 6.60% | 6.60% | 5.50% | 6.00%

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- Definition Weighted average rate post modification on TDR loans + References No definition available. + Details
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- Definition weighted average rate pre modification rates on TDR loans + References No definition available. + Details
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- Details
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- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953676-111524 + Details
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- Definition Post-modification amount of investment in financing receivables modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953676-111524 + Details
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- Definition Pre-modification amount of investment in financing receivables modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953676-111524 + Details
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