Credit Quality of Loans and the Allowance for Loan Losses (Schedule of Troubled Debt Restructurings) (Details) - All other mortgage loans [Member] $ in Thousands	9 Months Ended
	Sep. 30, 2016 USD ($) N
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | N	8
Pre-modification Recorded Principal Balance	$ 412
Post-modification Recorded Principal Balance	$ 412