|
Securities (Tables)
|
12 Months Ended |
|
Dec. 31, 2014
|
| Securities |
|
| Schedule of amortized cost, unrealized gains and losses and fair values of securities classified available for sale and held to maturity |
|
|
|
|
|
Gross
|
|
Gross
|
|
|
|
|
|
|
Amortized
|
|
Unrealized
|
|
Unrealized
|
|
Fair
|
|
|
|
|
Cost
|
|
Gains
|
|
Losses
|
|
Value
|
|
|
|
|
(dollars in thousands)
|
|
|
December 31, 2014:
|
|
|
|
|
|
|
|
|
|
|
Available for sale
|
|
|
|
|
|
|
|
|
|
|
U.S. Treasury securities
|
|
$
|
50,280
|
|
$
|
328
|
|
$
|
(2
|
)
|
$
|
50,606
|
|
|
Obligations of U.S. government corporations and agencies
|
|
166,207
|
|
981
|
|
(178
|
)
|
167,010
|
|
|
Obligations of states and political subdivisions
|
|
218,250
|
|
2,672
|
|
(761
|
)
|
220,161
|
|
|
Residential mortgage-backed securities
|
|
230,596
|
|
5,062
|
|
(22
|
)
|
235,636
|
|
|
Corporate debt securities
|
|
79,087
|
|
296
|
|
(76
|
)
|
79,307
|
|
|
Total debt securities
|
|
744,420
|
|
9,339
|
|
(1,039
|
)
|
752,720
|
|
|
Mutual funds and other equity securities
|
|
4,944
|
|
1,401
|
|
—
|
|
6,345
|
|
|
Total
|
|
$
|
749,364
|
|
$
|
10,740
|
|
$
|
(1,039
|
)
|
$
|
759,065
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Held to maturity
|
|
|
|
|
|
|
|
|
|
|
Obligations of states and political subdivisions
|
|
$
|
1,359
|
|
$
|
15
|
|
$
|
(3
|
)
|
$
|
1,371
|
|
|
Commercial mortgage-backed securities
|
|
1,014
|
|
40
|
|
—
|
|
1,054
|
|
|
Total
|
|
$
|
2,373
|
|
$
|
55
|
|
$
|
(3
|
)
|
$
|
2,425
|
|
|
|
|
|
|
Gross
|
|
Gross
|
|
|
|
|
|
|
Amortized
|
|
Unrealized
|
|
Unrealized
|
|
Fair
|
|
|
|
|
Cost
|
|
Gains
|
|
Losses
|
|
Value
|
|
|
|
|
(dollars in thousands)
|
|
|
December 31, 2013:
|
|
|
|
|
|
|
|
|
|
|
Available for sale
|
|
|
|
|
|
|
|
|
|
|
U.S. Treasury securities
|
|
$
|
102,463
|
|
$
|
244
|
|
$
|
(67
|
)
|
$
|
102,640
|
|
|
Obligations of U.S. government corporations and agencies
|
|
254,998
|
|
2,741
|
|
(328
|
)
|
257,411
|
|
|
Obligations of states and political subdivisions
|
|
272,077
|
|
2,887
|
|
(2,812
|
)
|
272,152
|
|
|
Residential mortgage-backed securities
|
|
174,699
|
|
3,571
|
|
(535
|
)
|
177,735
|
|
|
Corporate debt securities
|
|
25,384
|
|
155
|
|
(33
|
)
|
25,506
|
|
|
Total debt securities
|
|
829,621
|
|
9,598
|
|
(3,775
|
)
|
835,444
|
|
|
Mutual funds and other equity securities
|
|
4,114
|
|
1,752
|
|
—
|
|
5,866
|
|
|
Total
|
|
$
|
833,735
|
|
$
|
11,350
|
|
$
|
(3,775
|
)
|
$
|
841,310
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Held to maturity
|
|
|
|
|
|
|
|
|
|
|
Obligations of states and political subdivisions
|
|
$
|
834
|
|
$
|
1
|
|
$
|
(4
|
)
|
$
|
831
|
|
|
Total
|
|
$
|
834
|
|
$
|
1
|
|
$
|
(4
|
)
|
$
|
831
|
|
|
| Schedule of amortized cost and fair value of debt securities available for sale and held to maturity by contractual maturity |
|
|
|
Available for sale
|
|
Held to maturity
|
|
|
|
|
Amortized
|
|
Fair
|
|
Amortized
|
|
Fair
|
|
|
|
|
Cost
|
|
Value
|
|
Cost
|
|
Value
|
|
|
|
|
(dollars in thousands)
|
|
(dollars in thousands)
|
|
|
Due in one year or less
|
|
$
|
125,672
|
|
$
|
126,252
|
|
$
|
72
|
|
$
|
72
|
|
|
Due after one year through five years
|
|
347,781
|
|
349,168
|
|
636
|
|
636
|
|
|
Due after five years through ten years
|
|
120,891
|
|
124,483
|
|
1,665
|
|
1,717
|
|
|
Due after ten years
|
|
150,076
|
|
152,817
|
|
—
|
|
—
|
|
|
Total
|
|
$
|
744,420
|
|
$
|
752,720
|
|
$
|
2,373
|
|
$
|
2,425
|
|
|
| Schedule of realized gains and losses related to sales of securities available for sale |
|
|
|
For the Years Ended December 31,
|
|
|
|
|
2014
|
|
2013
|
|
2012
|
|
|
|
|
(dollars in thousands)
|
|
|
Gross security gains
|
|
$
|
807
|
|
$
|
599
|
|
$
|
1,602
|
|
|
Gross security (losses)
|
|
(31
|
)
|
(46
|
)
|
(5
|
)
|
|
|
|
|
|
|
|
|
|
|
Net security gains
|
|
$
|
776
|
|
$
|
553
|
|
$
|
1,597
|
|
|
| Schedule of securities with gross unrealized losses aggregated by investment category and length of time that individual securities have been in continuous loss position |
|
|
|
Continuous unrealized
losses existing for less than
12 months, gross
|
|
Continuous unrealized
losses existing for greater
than 12 months, gross
|
|
Total, gross
|
|
|
|
|
Fair
|
|
Unrealized
|
|
Fair
|
|
Unrealized
|
|
Fair
|
|
Unrealized
|
|
|
|
|
Value
|
|
Losses
|
|
Value
|
|
Losses
|
|
Value
|
|
Losses
|
|
|
|
|
(dollars in thousands)
|
|
|
December 31, 2014:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Available for sale
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
U.S. Treasury securities
|
|
$
|
—
|
|
$
|
—
|
|
$
|
366
|
|
$
|
2
|
|
$
|
366
|
|
$
|
2
|
|
|
Obligations of U.S. government corporations and agencies
|
|
—
|
|
—
|
|
25,118
|
|
178
|
|
25,118
|
|
178
|
|
|
Obligations of states and political subdivisions
|
|
40,385
|
|
140
|
|
40,201
|
|
621
|
|
80,586
|
|
761
|
|
|
Residential mortgage-backed securities
|
|
10,630
|
|
22
|
|
—
|
|
—
|
|
10,630
|
|
22
|
|
|
Corporate debt securities
|
|
16,400
|
|
72
|
|
213
|
|
4
|
|
16,613
|
|
76
|
|
|
Total temporarily impaired Securities
|
|
$
|
67,415
|
|
$
|
234
|
|
$
|
65,898
|
|
$
|
805
|
|
$
|
133,313
|
|
$
|
1,039
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Held to maturity
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Obligations of states and political subdivisions
|
|
$
|
534
|
|
$
|
3
|
|
$
|
—
|
|
$
|
—
|
|
$
|
534
|
|
$
|
3
|
|
|
Total temporarily impaired Securities
|
|
$
|
534
|
|
$
|
3
|
|
$
|
—
|
|
$
|
—
|
|
$
|
534
|
|
$
|
3
|
|
|
|
|
Continuous unrealized
losses existing for less than
12 months, gross
|
|
Continuous unrealized
losses existing for greater
than 12 months, gross
|
|
Total, gross
|
|
|
|
|
Fair
|
|
Unrealized
|
|
Fair
|
|
Unrealized
|
|
Fair
|
|
Unrealized
|
|
|
|
|
Value
|
|
Losses
|
|
Value
|
|
Losses
|
|
Value
|
|
Losses
|
|
|
|
|
(dollars in thousands)
|
|
|
December 31, 2013:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Available for sale
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
U.S. Treasury securities
|
|
$
|
25,830
|
|
$
|
67
|
|
$
|
—
|
|
$
|
—
|
|
$
|
25,830
|
|
$
|
67
|
|
|
Obligations of U.S. government corporations and agencies
|
|
25,946
|
|
328
|
|
—
|
|
—
|
|
25,946
|
|
328
|
|
|
Obligations of states and political subdivisions
|
|
92,703
|
|
2,518
|
|
8,492
|
|
294
|
|
101,195
|
|
2,812
|
|
|
Residential mortgage-backed securities
|
|
53,543
|
|
535
|
|
—
|
|
—
|
|
53,543
|
|
535
|
|
|
Corporate debt securities
|
|
1,614
|
|
33
|
|
—
|
|
—
|
|
1,614
|
|
33
|
|
|
Total temporarily impaired Securities
|
|
$
|
199,636
|
|
$
|
3,481
|
|
$
|
8,492
|
|
$
|
294
|
|
$
|
208,128
|
|
$
|
3,775
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Held to maturity
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Obligations of states and political subdivisions
|
|
$
|
597
|
|
$
|
4
|
|
$
|
—
|
|
$
|
—
|
|
$
|
597
|
|
$
|
4
|
|
|
Total temporarily impaired Securities
|
|
$
|
597
|
|
$
|
4
|
|
$
|
—
|
|
$
|
—
|
|
$
|
597
|
|
$
|
4
|
|
|
| General obligation bonds |
|
| Securities |
|
| Summary of amortized cost and fair values of the Company's portfolio of municipal bonds by issuer state |
December 31, 2014:
|
|
|
|
|
|
|
|
|
Average Exposure
|
|
|
|
|
Number of
|
|
Amortized
|
|
Fair
|
|
Per Issuer
|
|
|
U.S. State
|
|
Issuers
|
|
Cost
|
|
Value
|
|
(Fair Value)
|
|
|
|
|
(dollars in thousands)
|
|
|
Illinois
|
|
63
|
|
$
|
59,979
|
|
$
|
61,058
|
|
$
|
969
|
|
|
Wisconsin
|
|
39
|
|
36,165
|
|
36,365
|
|
932
|
|
|
Michigan
|
|
33
|
|
30,400
|
|
30,739
|
|
931
|
|
|
Pennsylvania
|
|
10
|
|
12,756
|
|
12,761
|
|
1,276
|
|
|
Ohio
|
|
8
|
|
9,954
|
|
9,922
|
|
1,240
|
|
|
Texas
|
|
7
|
|
7,364
|
|
7,313
|
|
1,045
|
|
|
Iowa
|
|
3
|
|
6,116
|
|
6,142
|
|
2,047
|
|
|
Other
|
|
24
|
|
18,862
|
|
19,370
|
|
807
|
|
|
Total general obligations bonds
|
|
187
|
|
$
|
181,596
|
|
$
|
183,670
|
|
$
|
982
|
|
December 31, 2013:
|
|
|
|
|
|
|
|
|
Average Exposure
|
|
|
|
|
Number of
|
|
Amortized
|
|
Fair
|
|
Per Issuer
|
|
|
U.S. State
|
|
Issuers
|
|
Cost
|
|
Value
|
|
(Fair Value)
|
|
|
|
|
(dollars in thousands)
|
|
|
Illinois
|
|
82
|
|
$
|
82,884
|
|
$
|
83,804
|
|
$
|
1,022
|
|
|
Wisconsin
|
|
41
|
|
43,117
|
|
43,122
|
|
1,052
|
|
|
Michigan
|
|
37
|
|
35,350
|
|
35,365
|
|
956
|
|
|
Pennsylvania
|
|
11
|
|
14,132
|
|
14,133
|
|
1,285
|
|
|
Ohio
|
|
12
|
|
11,709
|
|
11,426
|
|
952
|
|
|
Texas
|
|
7
|
|
7,510
|
|
7,270
|
|
1,039
|
|
|
Iowa
|
|
3
|
|
6,126
|
|
6,060
|
|
2,020
|
|
|
Other
|
|
26
|
|
21,865
|
|
22,290
|
|
857
|
|
|
Total general obligations bonds
|
|
219
|
|
$
|
222,693
|
|
$
|
223,470
|
|
$
|
1,020
|
|
|
| Revenue bonds |
|
| Securities |
|
| Summary of amortized cost and fair values of the Company's portfolio of municipal bonds by issuer state |
December 31, 2014:
|
|
|
|
|
|
|
|
|
Average Exposure
|
|
|
|
|
Number of
|
|
Amortized
|
|
Fair
|
|
Per Issuer
|
|
|
U.S. State
|
|
Issuers
|
|
Cost
|
|
Value
|
|
(Fair Value)
|
|
|
|
|
(dollars in thousands)
|
|
|
Illinois
|
|
4
|
|
$
|
6,772
|
|
$
|
6,708
|
|
$
|
1,677
|
|
|
Indiana
|
|
8
|
|
12,520
|
|
12,469
|
|
1,559
|
|
|
Other
|
|
21
|
|
18,721
|
|
18,685
|
|
890
|
|
|
Total revenue bonds
|
|
33
|
|
$
|
38,013
|
|
$
|
37,862
|
|
$
|
1,147
|
|
December 31, 2013:
|
|
|
|
|
|
|
|
|
Average Exposure
|
|
|
|
|
Number of
|
|
Amortized
|
|
Fair
|
|
Per Issuer
|
|
|
U.S. State
|
|
Issuers
|
|
Cost
|
|
Value
|
|
(Fair Value)
|
|
|
|
|
(dollars in thousands)
|
|
|
Illinois
|
|
4
|
|
$
|
7,356
|
|
$
|
7,121
|
|
$
|
1,780
|
|
|
Indiana
|
|
14
|
|
14,740
|
|
14,481
|
|
1,034
|
|
|
Other
|
|
30
|
|
28,122
|
|
27,911
|
|
930
|
|
|
Total revenue bonds
|
|
48
|
|
$
|
50,218
|
|
$
|
49,513
|
|
$
|
1,032
|
|
|