Benefit Plans (Tables)
 12 Months Ended
Dec. 31, 2013
Compensation and Retirement Disclosure [Abstract]  
Changes in the projected benefit obligation, plan assets and Accrued pension benefit costs
Changes in the projected benefit obligation and plan assets during each year, the funded status of the plan, and the net amount recognized on our consolidated balance sheets using an actuarial measurement date of December 31, are summarized as follows during the years ended December 31:
 
2013
 
2012
Change in benefit obligation
 
 
 
Benefit obligation, January 1
$
12,209

 
$
11,334

Interest cost
450

 
470

Actuarial (gain) loss
(1,294
)
 
888

Benefits paid, including plan expenses
(633
)
 
(483
)
Benefit obligation, December 31
10,732

 
12,209

Change in plan assets
 
 
 
Fair value of plan assets, January 1
9,650

 
8,603

Investment return
1,276

 
778

Contributions
215

 
752

Benefits paid, including plan expenses
(633
)
 
(483
)
Fair value of plan assets, December 31
10,508

 
9,650

Deficiency in funded status at December 31, included on the consolidated balance sheets in accrued interest payable and other liabilities
$
(224
)
 
$
(2,559
)

2013
 
2012
Change in accrued pension benefit costs
 
 
 
Accrued benefit cost at January 1
$
(2,559
)
 
$
(2,731
)
Contributions
215

 
752

Net periodic benefit cost
(208
)
 
(251
)
Net change in unrecognized actuarial loss and prior service cost
2,328

 
(329
)
Accrued pension benefit cost at December 31
$
(224
)
 
$
(2,559
)
Summary of other comprehensive income
Amounts recognized as a component of OCI consist of the following amounts during the years ended December 31:
 
2013
 
2012
 
2011
Net change in unrecognized actuarial loss and prior service cost
$
2,328

 
$
(329
)
 
$
(1,971
)
Tax effect
(791
)
 
111

 
671

Net
$
1,537

 
$
(218
)
 
$
(1,300
)
Components of net periodic benefit cost
The components of net periodic benefit cost are as follows for the years ended December 31:
 
2013
 
2012
 
2011
Interest cost on benefit obligation
$
450

 
$
470

 
$
507

Expected return on plan assets
(572
)
 
(511
)
 
(522
)
Amortization of unrecognized actuarial net loss
330

 
292

 
153

Net periodic benefit cost
$
208

 
$
251

 
$
138
Actuarial assumptions used in determining the projected benefit obligation
The actuarial assumptions used in determining the benefit obligation are as follows for the years ended December 31:
 
2013
 
2012
 
2011
Discount rate
4.64
%
 
3.75
%
 
4.22
%
Expected long-term rate of return
6.00
%
 
6.00
%
 
6.00
%
Actuarial weighted average assumptions used in determining the net periodic pension costs
The actuarial weighted average assumptions used in determining the net periodic pension costs are as follows for the years ended December 31:
 
2013
 
2012
 
2011
Discount rate
3.75
%
 
4.22
%
 
5.36
%
Expected long-term return on plan assets
6.00
%
 
6.00
%
 
6.00
%
Fair values of the Corporations pension plan assets by asset category
The fair values of our pension plan assets by asset category were as follows as of December 31:
 
2013
 
2012

Total
 
(Level 2)
 
Total
 
(Level 2)
Short-term investments
$
142

 
$
142

 
$
80

 
$
80

Common collective trusts
 
 
 
 
 
 
 
Fixed income
5,064

 
5,064

 
4,832

 
4,832

Equity investments
5,302

 
5,302

 
4,738

 
4,738

Total
$
10,508

 
$
10,508

 
$
9,650

 
$
9,650
Summary of Estimated future benefit payments
Estimated future benefit payments are as follows for the next ten years:
2014
 
$
518

2015
 
551

2016
 
549

2017
 
577

2018
 
575

2019 - 2023
 
3,312
Components of projected net periodic benefit cost
The components of projected net periodic benefit cost are as follows for the year ending December 31, 2014:
Interest cost on projected benefit obligation
$
486

Expected return on plan assets
(615
)
Amortization of unrecognized actuarial net loss
169

Net periodic benefit cost
$
40
Components of shares eligible to be issued under the Directors Plan
The components of shares eligible to be issued under the Directors Plan were as follows as of December 31:
 
2013
 
2012
 
Eligible
Shares
 
Market
Value
 
Eligible
Shares
 
Market
Value
Unissued
172,550

 
$
4,115

 
165,436

 
$
3,598

Shares held in Rabbi Trust
12,761

 
304

 
5,130

 
112

Total
185,311

 
$
4,419

 
170,566

 
$
3,710