Fair Value: Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis (Details) - USD ($) $ in Thousands |
Dec. 31, 2015 |
Dec. 31, 2014 |
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments, fair value disclosure |
$ 129,565
|
$ 120,374
|
| Level 2 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments, fair value disclosure |
129,565
|
120,374
|
| Mortgage-backed investments, Fannie Mae |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments, fair value disclosure |
50,321
|
40,916
|
| Mortgage-backed investments, Fannie Mae | Level 2 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments, fair value disclosure |
50,321
|
40,916
|
| Mortgage-backed investments, Freddie Mac |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments, fair value disclosure |
26,137
|
21,946
|
| Mortgage-backed investments, Freddie Mac | Level 2 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments, fair value disclosure |
26,137
|
21,946
|
| Mortgage-backed investments, Ginnie Mae |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments, fair value disclosure |
13,732
|
26,013
|
| Mortgage-backed investments, Ginnie Mae | Level 2 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments, fair value disclosure |
13,732
|
26,013
|
| Municipal Bonds |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments, fair value disclosure |
12,064
|
644
|
| Municipal Bonds | Level 2 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments, fair value disclosure |
12,064
|
644
|
| US Government agencies |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments, fair value disclosure |
13,542
|
16,816
|
| US Government agencies | Level 2 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments, fair value disclosure |
13,542
|
16,816
|
| Corporate Bonds |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments, fair value disclosure |
13,769
|
14,039
|
| Corporate Bonds | Level 2 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments, fair value disclosure |
$ 13,769
|
$ 14,039
|