Investments (Unrealized Gain (Loss) on Investments) (Details) - USD ($)
$ in Thousands |
Sep. 30, 2016 |
Dec. 31, 2015 |
| Schedule of Investments [Line Items] |
|
|
| Amortized Cost |
$ 151,329
|
$ 173,549
|
| Gross Unrealized Gains |
1,648
|
1,129
|
| Gross Unrealized Losses |
4,940
|
4,446
|
| Investment securities - available-for-sale (at fair value) |
148,037
|
170,232
|
| OTTI in AOCI |
(427)
|
(799)
|
| Held-to-maturity amortized cost |
98,387
|
105,560
|
| Held-to-maturity Gross Unrealized Gains |
4,918
|
1,419
|
| Held-to-maturity gross unrealized losses |
19
|
237
|
| Investment securities - HTM |
103,286
|
106,742
|
| Held-to-maturity OTTI in AOCI |
0
|
0
|
| US government agencies [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Amortized Cost |
25,000
|
34,079
|
| Gross Unrealized Gains |
4
|
14
|
| Gross Unrealized Losses |
3
|
129
|
| Investment securities - available-for-sale (at fair value) |
25,001
|
33,964
|
| OTTI in AOCI |
0
|
0
|
| Held-to-maturity amortized cost |
15,704
|
24,704
|
| Held-to-maturity Gross Unrealized Gains |
1,135
|
634
|
| Held-to-maturity gross unrealized losses |
0
|
0
|
| Investment securities - HTM |
16,839
|
25,338
|
| Held-to-maturity OTTI in AOCI |
0
|
0
|
| Residential mortgage-backed agencies [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Amortized Cost |
|
14,285
|
| Gross Unrealized Gains |
|
105
|
| Gross Unrealized Losses |
|
220
|
| Investment securities - available-for-sale (at fair value) |
|
14,170
|
| OTTI in AOCI |
|
0
|
| Held-to-maturity amortized cost |
52,784
|
53,734
|
| Held-to-maturity Gross Unrealized Gains |
1,230
|
276
|
| Held-to-maturity gross unrealized losses |
19
|
98
|
| Investment securities - HTM |
53,995
|
53,912
|
| Held-to-maturity OTTI in AOCI |
0
|
0
|
| Commercial mortgage-backed agencies [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Amortized Cost |
56,191
|
43,780
|
| Gross Unrealized Gains |
850
|
52
|
| Gross Unrealized Losses |
31
|
196
|
| Investment securities - available-for-sale (at fair value) |
57,010
|
43,636
|
| OTTI in AOCI |
0
|
0
|
| Held-to-maturity amortized cost |
17,657
|
18,078
|
| Held-to-maturity Gross Unrealized Gains |
1,073
|
171
|
| Held-to-maturity gross unrealized losses |
0
|
17
|
| Investment securities - HTM |
18,730
|
18,232
|
| Held-to-maturity OTTI in AOCI |
0
|
0
|
| Collateralized mortgage obligations [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Amortized Cost |
21,014
|
9,690
|
| Gross Unrealized Gains |
57
|
43
|
| Gross Unrealized Losses |
63
|
123
|
| Investment securities - available-for-sale (at fair value) |
21,008
|
9,610
|
| OTTI in AOCI |
0
|
0
|
| Held-to-maturity amortized cost |
5,255
|
6,419
|
| Held-to-maturity Gross Unrealized Gains |
25
|
0
|
| Held-to-maturity gross unrealized losses |
0
|
122
|
| Investment securities - HTM |
5,280
|
6,297
|
| Held-to-maturity OTTI in AOCI |
0
|
0
|
| Obligations of states and political subdivisions [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Amortized Cost |
24,403
|
45,949
|
| Gross Unrealized Gains |
737
|
915
|
| Gross Unrealized Losses |
49
|
223
|
| Investment securities - available-for-sale (at fair value) |
25,091
|
46,641
|
| OTTI in AOCI |
0
|
0
|
| Held-to-maturity amortized cost |
6,987
|
2,625
|
| Held-to-maturity Gross Unrealized Gains |
1,455
|
338
|
| Held-to-maturity gross unrealized losses |
0
|
0
|
| Investment securities - HTM |
8,442
|
2,963
|
| Held-to-maturity OTTI in AOCI |
0
|
0
|
| Collateralized debt obligations [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Amortized Cost |
24,721
|
25,766
|
| Gross Unrealized Gains |
0
|
0
|
| Gross Unrealized Losses |
4,794
|
3,555
|
| Investment securities - available-for-sale (at fair value) |
19,927
|
22,211
|
| OTTI in AOCI |
$ (427)
|
$ (799)
|