Loans Receivable and Allowance for Loan Losses, Summary of Loans Receivable (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2018	Dec. 31, 2017	Mar. 31, 2017
Summary of loans receivable [Abstract]
Total loans receivable	$ 672,950	$ 671,161
Unearned loan fees	(3,038)	(3,010)
Net loans receivable	669,912	668,151
Loans pledged as collateral	190,800
Federal National Mortgage Association [Member]
Summary of loans receivable [Abstract]
Mortgage loans serviced	32,700
Federal Home Loan Mortgage Corporation [Member]
Summary of loans receivable [Abstract]
Mortgage loans serviced	15,600
Residential Mortgage [Member]
Summary of loans receivable [Abstract]
Total loans receivable	288,061	287,656
Net loans receivable	$ 285,023	284,646	$ 250,899
Loan to value ratio	80.00%
Commercial [Member]
Summary of loans receivable [Abstract]
Total loans receivable	$ 39,015	37,356
Net loans receivable	39,015	37,356	48,554
Commercial Real Estate [Member]
Summary of loans receivable [Abstract]
Total loans receivable	230,336	236,302
Net loans receivable	230,336	236,302	190,961
ADC [Member]
Summary of loans receivable [Abstract]
Total loans receivable	100,635	93,060
Net loans receivable	100,635	93,060	99,715
Home Equity/2nds[Member]
Summary of loans receivable [Abstract]
Total loans receivable	13,853	15,703
Net loans receivable	13,853	15,703	$ 609,741
Consumer [Member]
Summary of loans receivable [Abstract]
Total loans receivable	1,050	1,084
Net loans receivable	$ 1,050	$ 1,084

A lending risk assessment ratio that financial institutions and others lenders examine before approving a mortgage.

No definition available.

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- Definition

Loans serviced not included in the accompanying consolidated statements of financial condition, excluding mortgage loans held for sale are sold either with the mortgage servicing rights released or retained by the bank.

+ References

No definition available.

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- References

No definition available.

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- Definition

Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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- Definition

Amount of undisbursed portion of the loan receivable balance (loans in process). Excludes loans and leases covered under loss sharing agreements.

+ References

No definition available.

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- Definition

Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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- Definition

Carrying amount as of the balance sheet date of loans that have been pledged as collateral for borrowings. If the secured party has the right by contract or custom to sell or re-pledge the collateral, then the debtor reclassifies that asset and report that asset in its statement of financial position separately from other assets not so encumbered.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=66007379&loc=d3e113888-111728

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5086-111524

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