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Comprehensive Income (Tables)
 6 Months Ended
Jun. 30, 2012
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]  
Components of Comprehensive Income-Gross and Net of Tax
Six Months 2012
 
 
 
 
 
 
($ in thousands)
 
Gross
 
Tax
 
Net
Net income
 
$
22,499

 
4,118

 
18,381

Components of OCI:
 
 

 
 

 
 

Unrealized gains on securities:
 
 

 
 

 
 

Unrealized holding gains during the period
 
27,653

 
9,679

 
17,974

Portion of OTTI recognized in OCI
 
481

 
168

 
313

Amortization of net unrealized gains on HTM securities
 
(1,476
)
 
(517
)
 
(959
)
Reclassification adjustment for gains included in net income
 
(4,577
)
 
(1,602
)
 
(2,975
)
Net unrealized gains
 
22,081

 
7,728

 
14,353

Defined benefit pension and post-retirement plans:
 
 

 
 

 
 

Reversal of amortization items:
 
 

 
 

 
 

Net actuarial loss
 
2,781

 
973

 
1,808

Prior service cost
 
75

 
26

 
49

Defined benefit pension and post-retirement plans
 
2,856

 
999

 
1,857

Comprehensive income
 
$
47,436

 
12,845

 
34,591


Six Months 2011
 
 
 
 
 
 
($ in thousands)
 
Gross
 
Tax
 
Net
Net income
 
$
26,059

 
4,092

 
21,967

Components of OCI:
 
 

 
 

 
 

Unrealized gains on securities:
 
 

 
 

 
 

Unrealized holding gains during the period
 
29,166

 
10,209

 
18,957

Portion of OTTI recognized in OCI
 
598

 
209

 
389

Amortization of net unrealized gains on HTM securities
 
(2,433
)
 
(852
)
 
(1,581
)
Reclassification adjustment for gains included in net income
 
(7,893
)
 
(2,763
)
 
(5,130
)
Net unrealized gains
 
19,438

 
6,803

 
12,635

Defined benefit pension and post-retirement plans:
 
 

 
 

 
 

Reversal of amortization items:
 
 

 
 

 
 

Net actuarial loss
 
2,209

 
773

 
1,436

Prior service cost
 
75

 
26

 
49

Defined benefit pension and post-retirement plans
 
2,284

 
799

 
1,485

Comprehensive income
 
$
47,781

 
11,694

 
36,087

Second Quarter 2012
 
 
 
 
 
 
($ in thousands)
 
Gross
 
Tax
 
Net
Net income
 
$
(692
)
 
(980
)
 
288

Components of OCI:
 
 

 
 

 
 

Unrealized gains on securities:
 
 

 
 

 
 

Unrealized holding gains during the period
 
7,849

 
2,748

 
5,101

Portion of OTTI recognized in OCI
 
114

 
39

 
75

Amortization of net unrealized gains on HTM securities
 
(682
)
 
(239
)
 
(443
)
Reclassification adjustment for gains included in net income
 
(218
)
 
(76
)
 
(142
)
Net unrealized gains
 
7,063

 
2,472

 
4,591

Defined benefit pension and post-retirement plans:
 
 

 
 

 
 

Reversal of amortization items:
 
 

 
 

 
 

Net actuarial loss
 
1,391

 
486

 
905

Prior service cost
 
37

 
13

 
24

Defined benefit pension and post-retirement plans
 
1,428

 
499

 
929

Comprehensive income
 
$
7,799

 
1,991

 
5,808

 
Second Quarter 2011
 
 
 
 
 
 
($ in thousands)
 
Gross
 
Tax
 
Net
Net income
 
$
(99
)
 
(1,566
)
 
1,467

Components of OCI:
 
 

 
 

 
 

Unrealized gains on securities:
 
 

 
 

 
 

Unrealized holding gains during the period
 
30,099

 
10,536

 
19,563

Portion of OTTI recognized in OCI
 
418

 
146

 
272

Amortization of net unrealized gains on HTM securities
 
(1,258
)
 
(441
)
 
(817
)
Reclassification adjustment for gains included in net income
 
(2,144
)
 
(751
)
 
(1,393
)
Net unrealized gains
 
27,115

 
9,490

 
17,625

Defined benefit pension and post-retirement plans:
 
 

 
 

 
 

Reversal of amortization items:
 
 

 
 

 
 

Net actuarial loss
 
1,104

 
386

 
718

Prior service cost
 
38

 
13

 
25

Defined benefit pension and post-retirement plans
 
1,142

 
399

 
743

Comprehensive income
 
$
28,158

 
8,323

 
19,835
Components of Accumulated Other Comprehensive Income
June 30, 2012
 
Net Unrealized Gain (Loss)
 
 
 
 
($ in thousands)
 
OTTI
Related
 
HTM
Related
 
All
Other
 
Defined Benefit
Pension and Post-Retirement Plans
 
Total Accumulated OCI
Balance, December 31, 2011
 
$
(3,500
)
 
4,622

 
96,125

 
(54,953
)
 
42,294

Changes in component during period
 
313

 
(898
)
 
14,938

 
1,857

 
16,210

Balance, June 30, 2012
 
$
(3,187
)
 
3,724

 
111,063

 
(53,096
)
 
58,504