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Loans Receivable (Details Textual) - USD ($) $ in Thousands | Sep. 30, 2017 | Dec. 31, 2016
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First Federal Acquisition [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Impaired Financing Receivable, Unpaid Principal Balance, Total | $ 1,100 | $ 1,200
Impaired Financing Receivable, Recorded Investment, Total | 388 | 507
Liberty Savings [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Impaired Financing Receivable, Unpaid Principal Balance, Total | 1,600 | 1,700
Impaired Financing Receivable, Recorded Investment, Total | 385 | 449
Impaired Loans [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Impaired Financing Receivable, Unpaid Principal Balance, Total | 2,700 | 2,900
Impaired Financing Receivable, Recorded Investment, Total | $ 773 | $ 956

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- Definition Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953550-111524 + Details
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- Definition Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
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