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Accumulated Other Comprehensive Income (Loss)
 9 Months Ended
Sep. 30, 2019
Equity [Abstract]  
Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income
The following table summarizes the changes in AOCI by component for the:
 
Three Months Ended September 30
 
2019
 
2018

Unrealized
Gains
(Losses) on
AFS
Securities
 
Unrealized
Gains
(Losses) on Derivative Instruments
 
Defined
Benefit
Pension Plan
 
Total
 
Unrealized
Gains
(Losses) on
AFS
Securities
 
Unrealized
Gains
(Losses) on Derivative Instruments
 
Defined
Benefit
Pension Plan
 
Total
Balance, July 1
$
3,417

 
$
91

 
$
(2,741
)
 
$
767

 
$
(7,295
)
 
$
351

 
$
(3,223
)
 
$
(10,167
)
OCI before reclassifications
1,724

 
(37
)
 
—

 
1,687

 
(2,513
)
 
7

 
—

 
(2,506
)
Amounts reclassified from AOCI
(6
)
 
—

 
—

 
(6
)
 
—

 
—

 
—

 
—

Subtotal
1,718

 
(37
)
 
—

 
1,681

 
(2,513
)
 
7

 
—

 
(2,506
)
Tax effect
(310
)
 
8

 
—

 
(302
)
 
522

 
(2
)
 
—

 
520

OCI, net of tax
1,408

 
(29
)
 
—

 
1,379

 
(1,991
)
 
5

 
—

 
(1,986
)
Balance,
September 30
$
4,825

 
$
62

 
$
(2,741
)
 
$
2,146

 
$
(9,286
)
 
$
356

 
$
(3,223
)
 
$
(12,153
)
 
Nine Months Ended September 30
 
2019
 
2018

Unrealized
Gains
(Losses) on
AFS
Securities
 
Unrealized
Gains
(Losses) on Derivative Instruments
 
Defined
Benefit
Pension Plan
 
Total
 
Unrealized
Gains
(Losses) on
AFS
Securities
 
Unrealized
Gains
(Losses) on Derivative Instruments
 
Defined
Benefit
Pension Plan
 
Total
Balance, January 1
$
(5,200
)
 
$
256

 
$
(2,741
)
 
$
(7,685
)
 
$
391

 
$
230

 
$
(3,223
)
 
$
(2,602
)
OCI before reclassifications
12,554

 
(245
)
 
—

 
12,309

 
(12,548
)
 
160

 
—

 
(12,388
)
Amounts reclassified from AOCI
(6
)
 
—

 
—

 
(6
)
 
—

 
—

 
—

 
—

Subtotal
12,548

 
(245
)
 
—

 
12,303

 
(12,548
)
 
160

 
—

 
(12,388
)
Tax effect
(2,523
)
 
51

 
—

 
(2,472
)
 
2,648

 
(34
)
 
—

 
2,614

OCI, net of tax
10,025

 
(194
)
 
—

 
9,831

 
(9,900
)

126


—


(9,774
)
Adoption of ASU 2016-01
—

 
—

 
—

 
—

 
223

 
—

 
—

 
223

Balance,
September 30
$
4,825

 
$
62

 
$
(2,741
)
 
$
2,146

 
$
(9,286
)
 
$
356

 
$
(3,223
)
 
$
(12,153
)

Included in OCI for the three and nine month periods ended September 30, 2019 and 2018 are changes in unrealized gains and losses related to auction rate money market preferred stocks. These investments, for federal income tax purposes, have no deferred federal income taxes related to unrealized gains or losses given the nature of the investments.
A summary of the components of unrealized gains on AFS securities included in OCI follows for the:
 
Three Months Ended September 30
 
2019
 
2018

Auction Rate Money Market Preferred Stocks
 
All Other AFS Securities
 
Total
 
Auction Rate Money Market Preferred and Preferred Stocks
 
All Other AFS Securities
 
Total
Unrealized gains (losses) arising during the period
$
240

 
$
1,484

 
$
1,724

 
$
(27
)
 
$
(2,486
)
 
$
(2,513
)
Reclassification adjustment for net (gains) losses included in net income
—

 
(6
)
 
(6
)
 
—

 
—

 
—

Net unrealized gains (losses)
240

 
1,478

 
1,718

 
(27
)
 
(2,486
)
 
(2,513
)
Tax effect
—

 
(310
)
 
(310
)
 
—

 
522

 
522

Unrealized gains (losses), net of tax
$
240

 
$
1,168

 
$
1,408

 
$
(27
)
 
$
(1,964
)
 
$
(1,991
)
 
Nine Months Ended September 30
 
2019
 
2018

Auction Rate Money Market Preferred Stocks
 
All Other AFS Securities
 
Total
 
Auction Rate Money Market Preferred and Preferred Stocks
 
All Other AFS Securities
 
Total
Unrealized gains (losses) arising during the period
$
535

 
$
12,019

 
$
12,554

 
$
59

 
$
(12,607
)
 
$
(12,548
)
Reclassification adjustment for net (gains) losses included in net income
—

 
(6
)
 
(6
)
 
—

 
—

 
—

Net unrealized gains (losses)
535

 
12,013

 
12,548

 
59

 
(12,607
)
 
(12,548
)
Tax effect
—

 
(2,523
)
 
(2,523
)
 
—

 
2,648

 
2,648

Unrealized gains (losses), net of tax
$
535

 
$
9,490

 
$
10,025

 
$
59


$
(9,959
)

$
(9,900
)