Loans Receivable and Allowance for Loan Losses (Number of TDR's and Recorded Investment) (Details) $ in Thousands	3 Months Ended
Mar. 31, 2017 USD ($) SecurityLoan	Mar. 31, 2016 USD ($) SecurityLoan
Residential [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans \| SecurityLoan	0	1
Outstanding Recorded Investment \| $	$ 0	$ 2,517
Mortgage Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans \| SecurityLoan	0	1
Outstanding Recorded Investment \| $	$ 0	$ 2,517
Commercial Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans \| SecurityLoan	1	4
Outstanding Recorded Investment \| $	$ 284	$ 6,809
Restructured Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans \| SecurityLoan	1	5
Outstanding Recorded Investment \| $	$ 284	$ 9,326

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.

No definition available.

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings within the previous 12 months and for which there was a payment default.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 34
-URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953682-111524

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- Definition

Amount of investment related to financing receivables modified by troubled debt restructurings within the previous 12 months, for which there was a payment default.

+ References

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