Investment securities available for sale (Details 2) - USD ($)
$ in Thousands |
Mar. 31, 2016 |
Dec. 31, 2015 |
| Schedule of Available-for-sale Securities [Line Items] |
|
|
| Securities in a Loss Position for Less Than 12 Months, Fair Value |
$ 4,695
|
$ 22,204
|
| Securities in a Loss Position for Less Than 12 Months, Unrealized Losses |
(15)
|
(386)
|
| Securities in a Loss Position for More Than 12 Months, Fair Value |
3,392
|
15,612
|
| Securities in a Loss Position for More Than 12 Months, Unrealized Losses |
(17)
|
(280)
|
| Total Fair Value |
8,087
|
37,816
|
| Total Unrealized Losses |
(32)
|
(666)
|
| U.S. Government Agencies [Member] |
|
|
| Schedule of Available-for-sale Securities [Line Items] |
|
|
| Securities in a Loss Position for Less Than 12 Months, Fair Value |
3,183
|
18,598
|
| Securities in a Loss Position for Less Than 12 Months, Unrealized Losses |
(13)
|
(329)
|
| Securities in a Loss Position for More Than 12 Months, Fair Value |
2,002
|
15,115
|
| Securities in a Loss Position for More Than 12 Months, Unrealized Losses |
(1)
|
(244)
|
| Total Fair Value |
5,185
|
33,713
|
| Total Unrealized Losses |
(14)
|
(573)
|
| Municipals [Member] |
|
|
| Schedule of Available-for-sale Securities [Line Items] |
|
|
| Securities in a Loss Position for Less Than 12 Months, Fair Value |
511
|
707
|
| Securities in a Loss Position for Less Than 12 Months, Unrealized Losses |
(1)
|
(14)
|
| Securities in a Loss Position for More Than 12 Months, Fair Value |
520
|
497
|
| Securities in a Loss Position for More Than 12 Months, Unrealized Losses |
(12)
|
(36)
|
| Total Fair Value |
1,031
|
1,204
|
| Total Unrealized Losses |
(13)
|
(50)
|
| Mortgage Backed Securities [Member] |
|
|
| Schedule of Available-for-sale Securities [Line Items] |
|
|
| Securities in a Loss Position for Less Than 12 Months, Fair Value |
1,001
|
2,899
|
| Securities in a Loss Position for Less Than 12 Months, Unrealized Losses |
(1)
|
(43)
|
| Securities in a Loss Position for More Than 12 Months, Fair Value |
870
|
0
|
| Securities in a Loss Position for More Than 12 Months, Unrealized Losses |
(4)
|
0
|
| Total Fair Value |
1,871
|
2,899
|
| Total Unrealized Losses |
$ (5)
|
$ (43)
|