Loans Loans (Analysis of Troubled Debt Restructurings) (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015 USD ($) Modifications	Jun. 30, 2014 USD ($) Modifications	Jun. 30, 2015 USD ($) Modifications	Jun. 30, 2014 USD ($) Modifications	Dec. 31, 2014 USD ($)
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Additional Commitment To Lend	$ 0		$ 0		$ 0
Loans, Excluding Purchased Credit Impaired Loans [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | Modifications	1	2	1	7
Financing Receivable, Modifications, Pre-Modification Recorded Investment	$ 30	$ 546	$ 30	$ 1,396
Financing Receivable, Modifications, Post-Modification Recorded Investment	$ 30	$ 546	$ 30	$ 1,379
Loans, Excluding Purchased Credit Impaired Loans [Member] | Secured Loans [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | Modifications	0	2	0	4
Financing Receivable, Modifications, Pre-Modification Recorded Investment	$ 0	$ 546	$ 0	$ 759
Financing Receivable, Modifications, Post-Modification Recorded Investment	$ 0	$ 546	$ 0	$ 759
Loans, Excluding Purchased Credit Impaired Loans [Member] | One-to-Four Family Residential [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | Modifications	1	0	1	2
Financing Receivable, Modifications, Pre-Modification Recorded Investment	$ 30	$ 0	$ 30	$ 494
Financing Receivable, Modifications, Post-Modification Recorded Investment	$ 30	$ 0	$ 30	$ 494
Loans, Excluding Purchased Credit Impaired Loans [Member] | Income Property Multifamily [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | Modifications			0	1
Financing Receivable, Modifications, Pre-Modification Recorded Investment			$ 0	$ 143
Financing Receivable, Modifications, Post-Modification Recorded Investment			$ 0	$ 126