Available for Sale Securities (Detail Textuals) $ in Thousands	9 Months Ended	12 Months Ended
Sep. 30, 2018 USD ($) Individual	Dec. 31, 2017 USD ($) Individual
Debt Securities, Available-for-sale [Line Items]
Number of individual available-for-sale securities with unrealized losses \| Individual	98	100
Unrealized Losses	$ 5,373	$ 2,942
Aggregate percentage of depreciation	5.31%	2.63%
Proceeds from sales of investment securities	$ 2,113	$ 30,786
Gains on sales of investment securities		45
Losses on sales of investment securities	22	72
Federal Home Loan Bank of New York ("FHLBNY") \| Available-for-sale Securities
Debt Securities, Available-for-sale [Line Items]
Available for sale securities pledged to secure Federal Home Loan Bank of New York ("FHLBNY") borrowings	27,769	1,285
Available for sale securities pledged to secure Federal Reserve Bank of New York ("FRBNY") borrowings	$ 1,029	$ 2,350

Represents the Aggregate percentage of depreciation.

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The carrying amount as of the date of the latest financial statement presented of securities which are owned but transferred to serve as collateral for Federal Reserve Bank debt obligations, and for which the transferee does not have the right by contract or custom to sell or re-pledge them to an unrelated party.

+ References

No definition available.

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Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
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Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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-Subparagraph (a)(2)
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Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position.

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The carrying amount as of the date of the latest financial statement presented of securities which are owned but transferred to serve as collateral for FHLB debt obligations, and for which the transferee does not have the right by contract or custom to sell or re-pledge them to an unrelated party.

+ References

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- Definition

Amount of cash inflow from sale of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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