Note 7 - Federal Home Loan Bank Advances and Borrowings - Advances Outstanding (Details) - USD ($) $ in Millions |
Dec. 31, 2016 |
Dec. 31, 2015 |
|---|---|---|
| Advance | $ 7 | $ 22 |
| Outstanding FHLB Advance 1 [Member] | ||
| Advance | $ 2 | $ 2 |
| Current rate | 4.06% | 4.06% |
| Outstanding FHLB Advance 2 [Member] | ||
| Advance | $ 5 | $ 15 |
| Current rate | 3.96% | 1.04% |
| Outstanding FHLB Advance 3 [Member] | ||
| Advance | $ 5 | |
| Current rate | 3.96% |