Loans Receivable and Allowance For Loan Losses (Schedule of Financing Receivables, Related Allowance Recorded and No Related Allowance Recorded) (Details) (USD $) | 12 Months Ended |
In Thousands, unless otherwise specified | Dec. 31, 2014 | Dec. 31, 2013 |
Impaired Financing Receivable, Unpaid Principal Balance [Abstract] | | |
Unpaid Principal Balance, with no related allowance recorded | $885 | $1,251 |
Unpaid Principal Balance, with an allowance recorded | 40 | 787 |
Unpaid Principal Balance | 925 | 2,038 |
Impaired Financing Receivable, Write-downs [Abstract] | | |
Write-downs with no related allowance recorded | -67 | -169 |
Write-downs, with allowance recorded | -2 | -166 |
Write-Downs | -69 | -335 |
Impaired Financing Receivable, Recorded Investment [Abstract] | | |
Recorded Investment, with no related allowance recorded | 818 | 1,082 |
Recorded Investment, with allowance recorded | 38 | 621 |
Total troubled debt restructured loans | 856 | 1,703 |
Impaired Financing Receivable, Specific Reserve [Abstract] | | |
Specific Reserve, with no related allowance recorded | 0 | 0 |
Specific Reserve, with allowance recorded | -6 | -91 |
Specific Reserve | -6 | -91 |
Impaired Financing Receivable, Adjusted Recorded Investment [Abstract] | | |
Adjusted Recorded Investment, with no related allowance recorded | 818 | 1,082 |
Adjusted Recorded Investment, with allowance recorded | 32 | 530 |
Adjusted Recorded Investment | 850 | 1,612 |
Impaired Financing Receivable, Average Recorded Investment [Abstract] | | |
YTD Average Recorded Investment, with no related allowance recorded | 827 | 1,080 |
YTD Average Recorded Investment, with related allowance recorded | 45 | 681 |
YTD Average Recorded Investment | 872 | 1,761 |
Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] | | |
YTD Interest Income Recognized, with no related allowance recorded | 39 | 59 |
YTD Interest Income Recognized, with allowance recorded | 4 | 15 |
YTD Interest Income Recognized | 43 | 74 |
Commercial | | |
Impaired Financing Receivable, Unpaid Principal Balance [Abstract] | | |
Unpaid Principal Balance, with no related allowance recorded | 0 | 0 |
Unpaid Principal Balance, with an allowance recorded | 0 | 731 |
Impaired Financing Receivable, Write-downs [Abstract] | | |
Write-downs with no related allowance recorded | 0 | 0 |
Write-downs, with allowance recorded | 0 | -164 |
Impaired Financing Receivable, Recorded Investment [Abstract] | | |
Recorded Investment, with no related allowance recorded | 0 | 0 |
Recorded Investment, with allowance recorded | 0 | 567 |
Impaired Financing Receivable, Specific Reserve [Abstract] | | |
Specific Reserve, with no related allowance recorded | 0 | 0 |
Specific Reserve, with allowance recorded | 0 | -85 |
Impaired Financing Receivable, Adjusted Recorded Investment [Abstract] | | |
Adjusted Recorded Investment, with no related allowance recorded | 0 | 0 |
Adjusted Recorded Investment, with allowance recorded | 0 | 482 |
Impaired Financing Receivable, Average Recorded Investment [Abstract] | | |
YTD Average Recorded Investment, with no related allowance recorded | 0 | 0 |
YTD Average Recorded Investment, with related allowance recorded | 0 | 622 |
Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] | | |
YTD Interest Income Recognized, with no related allowance recorded | 0 | 0 |
YTD Interest Income Recognized, with allowance recorded | 0 | 15 |
Construction and development | | |
Impaired Financing Receivable, Unpaid Principal Balance [Abstract] | | |
Unpaid Principal Balance, with no related allowance recorded | 0 | 0 |
Unpaid Principal Balance, with an allowance recorded | 0 | 0 |
Impaired Financing Receivable, Write-downs [Abstract] | | |
Write-downs with no related allowance recorded | 0 | 0 |
Write-downs, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Recorded Investment [Abstract] | | |
Recorded Investment, with no related allowance recorded | 0 | 0 |
Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Specific Reserve [Abstract] | | |
Specific Reserve, with no related allowance recorded | 0 | 0 |
Specific Reserve, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Adjusted Recorded Investment [Abstract] | | |
Adjusted Recorded Investment, with no related allowance recorded | 0 | 0 |
Adjusted Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Average Recorded Investment [Abstract] | | |
YTD Average Recorded Investment, with no related allowance recorded | 0 | 0 |
YTD Average Recorded Investment, with related allowance recorded | 0 | 0 |
Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] | | |
YTD Interest Income Recognized, with no related allowance recorded | 0 | 0 |
YTD Interest Income Recognized, with allowance recorded | 0 | 0 |
Home equity | | |
Impaired Financing Receivable, Unpaid Principal Balance [Abstract] | | |
Unpaid Principal Balance, with no related allowance recorded | 0 | 39 |
Unpaid Principal Balance, with an allowance recorded | 0 | 0 |
Impaired Financing Receivable, Write-downs [Abstract] | | |
Write-downs with no related allowance recorded | 0 | 0 |
Write-downs, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Recorded Investment [Abstract] | | |
Recorded Investment, with no related allowance recorded | 0 | 39 |
Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Specific Reserve [Abstract] | | |
Specific Reserve, with no related allowance recorded | 0 | 0 |
Specific Reserve, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Adjusted Recorded Investment [Abstract] | | |
Adjusted Recorded Investment, with no related allowance recorded | 0 | 39 |
Adjusted Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Average Recorded Investment [Abstract] | | |
YTD Average Recorded Investment, with no related allowance recorded | 0 | 39 |
YTD Average Recorded Investment, with related allowance recorded | 0 | 0 |
Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] | | |
YTD Interest Income Recognized, with no related allowance recorded | 0 | 0 |
YTD Interest Income Recognized, with allowance recorded | 0 | 0 |
One-to-four-family | | |
Impaired Financing Receivable, Unpaid Principal Balance [Abstract] | | |
Unpaid Principal Balance, with no related allowance recorded | 885 | 1,212 |
Unpaid Principal Balance, with an allowance recorded | 0 | 0 |
Impaired Financing Receivable, Write-downs [Abstract] | | |
Write-downs with no related allowance recorded | -67 | -169 |
Write-downs, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Recorded Investment [Abstract] | | |
Recorded Investment, with no related allowance recorded | 818 | 1,043 |
Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Specific Reserve [Abstract] | | |
Specific Reserve, with no related allowance recorded | 0 | 0 |
Specific Reserve, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Adjusted Recorded Investment [Abstract] | | |
Adjusted Recorded Investment, with no related allowance recorded | 818 | 1,043 |
Adjusted Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Average Recorded Investment [Abstract] | | |
YTD Average Recorded Investment, with no related allowance recorded | 827 | 1,041 |
YTD Average Recorded Investment, with related allowance recorded | 0 | 0 |
Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] | | |
YTD Interest Income Recognized, with no related allowance recorded | 39 | 59 |
YTD Interest Income Recognized, with allowance recorded | 0 | 0 |
Multi-family | | |
Impaired Financing Receivable, Unpaid Principal Balance [Abstract] | | |
Unpaid Principal Balance, with no related allowance recorded | 0 | 0 |
Unpaid Principal Balance, with an allowance recorded | 0 | 0 |
Impaired Financing Receivable, Write-downs [Abstract] | | |
Write-downs with no related allowance recorded | 0 | 0 |
Write-downs, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Recorded Investment [Abstract] | | |
Recorded Investment, with no related allowance recorded | 0 | 0 |
Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Specific Reserve [Abstract] | | |
Specific Reserve, with no related allowance recorded | 0 | 0 |
Specific Reserve, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Adjusted Recorded Investment [Abstract] | | |
Adjusted Recorded Investment, with no related allowance recorded | 0 | 0 |
Adjusted Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Average Recorded Investment [Abstract] | | |
YTD Average Recorded Investment, with no related allowance recorded | 0 | 0 |
YTD Average Recorded Investment, with related allowance recorded | 0 | 0 |
Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] | | |
YTD Interest Income Recognized, with no related allowance recorded | 0 | 0 |
YTD Interest Income Recognized, with allowance recorded | 0 | 0 |
Indirect home improvement | | |
Impaired Financing Receivable, Unpaid Principal Balance [Abstract] | | |
Unpaid Principal Balance, with no related allowance recorded | 0 | 0 |
Unpaid Principal Balance, with an allowance recorded | 0 | 0 |
Impaired Financing Receivable, Write-downs [Abstract] | | |
Write-downs with no related allowance recorded | 0 | 0 |
Write-downs, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Recorded Investment [Abstract] | | |
Recorded Investment, with no related allowance recorded | 0 | 0 |
Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Specific Reserve [Abstract] | | |
Specific Reserve, with no related allowance recorded | 0 | 0 |
Specific Reserve, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Adjusted Recorded Investment [Abstract] | | |
Adjusted Recorded Investment, with no related allowance recorded | 0 | 0 |
Adjusted Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Average Recorded Investment [Abstract] | | |
YTD Average Recorded Investment, with no related allowance recorded | 0 | 0 |
YTD Average Recorded Investment, with related allowance recorded | 0 | 0 |
Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] | | |
YTD Interest Income Recognized, with no related allowance recorded | 0 | 0 |
YTD Interest Income Recognized, with allowance recorded | 0 | 0 |
Solar | | |
Impaired Financing Receivable, Unpaid Principal Balance [Abstract] | | |
Unpaid Principal Balance, with no related allowance recorded | 0 | 0 |
Unpaid Principal Balance, with an allowance recorded | 0 | 0 |
Impaired Financing Receivable, Write-downs [Abstract] | | |
Write-downs with no related allowance recorded | 0 | 0 |
Write-downs, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Recorded Investment [Abstract] | | |
Recorded Investment, with no related allowance recorded | 0 | 0 |
Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Specific Reserve [Abstract] | | |
Specific Reserve, with no related allowance recorded | 0 | 0 |
Specific Reserve, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Adjusted Recorded Investment [Abstract] | | |
Adjusted Recorded Investment, with no related allowance recorded | 0 | 0 |
Adjusted Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Average Recorded Investment [Abstract] | | |
YTD Average Recorded Investment, with no related allowance recorded | 0 | 0 |
YTD Average Recorded Investment, with related allowance recorded | 0 | 0 |
Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] | | |
YTD Interest Income Recognized, with no related allowance recorded | 0 | 0 |
YTD Interest Income Recognized, with allowance recorded | 0 | 0 |
Marine | | |
Impaired Financing Receivable, Unpaid Principal Balance [Abstract] | | |
Unpaid Principal Balance, with no related allowance recorded | 0 | 0 |
Unpaid Principal Balance, with an allowance recorded | 0 | 0 |
Impaired Financing Receivable, Write-downs [Abstract] | | |
Write-downs with no related allowance recorded | 0 | 0 |
Write-downs, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Recorded Investment [Abstract] | | |
Recorded Investment, with no related allowance recorded | 0 | 0 |
Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Specific Reserve [Abstract] | | |
Specific Reserve, with no related allowance recorded | 0 | 0 |
Specific Reserve, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Adjusted Recorded Investment [Abstract] | | |
Adjusted Recorded Investment, with no related allowance recorded | 0 | 0 |
Adjusted Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Average Recorded Investment [Abstract] | | |
YTD Average Recorded Investment, with no related allowance recorded | 0 | 0 |
YTD Average Recorded Investment, with related allowance recorded | 0 | 0 |
Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] | | |
YTD Interest Income Recognized, with no related allowance recorded | 0 | 0 |
YTD Interest Income Recognized, with allowance recorded | 0 | 0 |
Automobile | | |
Impaired Financing Receivable, Unpaid Principal Balance [Abstract] | | |
Unpaid Principal Balance, with no related allowance recorded | 0 | 0 |
Unpaid Principal Balance, with an allowance recorded | 0 | 0 |
Impaired Financing Receivable, Write-downs [Abstract] | | |
Write-downs with no related allowance recorded | 0 | 0 |
Write-downs, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Recorded Investment [Abstract] | | |
Recorded Investment, with no related allowance recorded | 0 | 0 |
Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Specific Reserve [Abstract] | | |
Specific Reserve, with no related allowance recorded | 0 | 0 |
Specific Reserve, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Adjusted Recorded Investment [Abstract] | | |
Adjusted Recorded Investment, with no related allowance recorded | 0 | 0 |
Adjusted Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Average Recorded Investment [Abstract] | | |
YTD Average Recorded Investment, with no related allowance recorded | 0 | 0 |
YTD Average Recorded Investment, with related allowance recorded | 0 | 0 |
Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] | | |
YTD Interest Income Recognized, with no related allowance recorded | 0 | 0 |
YTD Interest Income Recognized, with allowance recorded | 0 | 0 |
Recreational | | |
Impaired Financing Receivable, Unpaid Principal Balance [Abstract] | | |
Unpaid Principal Balance, with no related allowance recorded | 0 | 0 |
Unpaid Principal Balance, with an allowance recorded | 0 | 0 |
Impaired Financing Receivable, Write-downs [Abstract] | | |
Write-downs with no related allowance recorded | 0 | 0 |
Write-downs, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Recorded Investment [Abstract] | | |
Recorded Investment, with no related allowance recorded | 0 | 0 |
Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Specific Reserve [Abstract] | | |
Specific Reserve, with no related allowance recorded | 0 | 0 |
Specific Reserve, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Adjusted Recorded Investment [Abstract] | | |
Adjusted Recorded Investment, with no related allowance recorded | 0 | 0 |
Adjusted Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Average Recorded Investment [Abstract] | | |
YTD Average Recorded Investment, with no related allowance recorded | 0 | 0 |
YTD Average Recorded Investment, with related allowance recorded | 0 | 0 |
Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] | | |
YTD Interest Income Recognized, with no related allowance recorded | 0 | 0 |
YTD Interest Income Recognized, with allowance recorded | 0 | 0 |
Home improvement | | |
Impaired Financing Receivable, Unpaid Principal Balance [Abstract] | | |
Unpaid Principal Balance, with no related allowance recorded | 0 | 0 |
Unpaid Principal Balance, with an allowance recorded | 0 | 0 |
Impaired Financing Receivable, Write-downs [Abstract] | | |
Write-downs with no related allowance recorded | 0 | 0 |
Write-downs, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Recorded Investment [Abstract] | | |
Recorded Investment, with no related allowance recorded | 0 | 0 |
Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Specific Reserve [Abstract] | | |
Specific Reserve, with no related allowance recorded | 0 | 0 |
Specific Reserve, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Adjusted Recorded Investment [Abstract] | | |
Adjusted Recorded Investment, with no related allowance recorded | 0 | 0 |
Adjusted Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Average Recorded Investment [Abstract] | | |
YTD Average Recorded Investment, with no related allowance recorded | 0 | 0 |
YTD Average Recorded Investment, with related allowance recorded | 0 | 0 |
Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] | | |
YTD Interest Income Recognized, with no related allowance recorded | 0 | 0 |
YTD Interest Income Recognized, with allowance recorded | 0 | 0 |
Other | | |
Impaired Financing Receivable, Unpaid Principal Balance [Abstract] | | |
Unpaid Principal Balance, with no related allowance recorded | 0 | 0 |
Unpaid Principal Balance, with an allowance recorded | 0 | 0 |
Impaired Financing Receivable, Write-downs [Abstract] | | |
Write-downs with no related allowance recorded | 0 | 0 |
Write-downs, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Recorded Investment [Abstract] | | |
Recorded Investment, with no related allowance recorded | 0 | 0 |
Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Specific Reserve [Abstract] | | |
Specific Reserve, with no related allowance recorded | 0 | 0 |
Specific Reserve, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Adjusted Recorded Investment [Abstract] | | |
Adjusted Recorded Investment, with no related allowance recorded | 0 | 0 |
Adjusted Recorded Investment, with allowance recorded | 0 | 0 |
Impaired Financing Receivable, Average Recorded Investment [Abstract] | | |
YTD Average Recorded Investment, with no related allowance recorded | 0 | 0 |
YTD Average Recorded Investment, with related allowance recorded | 0 | 0 |
Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] | | |
YTD Interest Income Recognized, with no related allowance recorded | 0 | 0 |
YTD Interest Income Recognized, with allowance recorded | 0 | 0 |
Commercial business loans | | |
Impaired Financing Receivable, Unpaid Principal Balance [Abstract] | | |
Unpaid Principal Balance, with no related allowance recorded | 0 | 0 |
Unpaid Principal Balance, with an allowance recorded | 40 | 56 |
Impaired Financing Receivable, Write-downs [Abstract] | | |
Write-downs with no related allowance recorded | 0 | 0 |
Write-downs, with allowance recorded | -2 | -2 |
Impaired Financing Receivable, Recorded Investment [Abstract] | | |
Recorded Investment, with no related allowance recorded | 0 | 0 |
Recorded Investment, with allowance recorded | 38 | 54 |
Impaired Financing Receivable, Specific Reserve [Abstract] | | |
Specific Reserve, with no related allowance recorded | 0 | 0 |
Specific Reserve, with allowance recorded | -6 | -6 |
Impaired Financing Receivable, Adjusted Recorded Investment [Abstract] | | |
Adjusted Recorded Investment, with no related allowance recorded | 0 | 0 |
Adjusted Recorded Investment, with allowance recorded | 32 | 48 |
Impaired Financing Receivable, Average Recorded Investment [Abstract] | | |
YTD Average Recorded Investment, with no related allowance recorded | 0 | 0 |
YTD Average Recorded Investment, with related allowance recorded | 45 | 59 |
Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] | | |
YTD Interest Income Recognized, with no related allowance recorded | 0 | 0 |
YTD Interest Income Recognized, with allowance recorded | $4 | $0 |