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Supplemental Information about Changes to Accumulated Other Comprehensive Income
 9 Months Ended
Sep. 30, 2018
Equity [Abstract]  
Supplemental Information about Changes to Accumulated Other Comprehensive Income
Supplemental Information about Changes to Accumulated Other Comprehensive Income

An analysis of the change in balance by component of Accumulated Other Comprehensive Income is as follows for the three and nine month periods ended September 30, 2018 and 2017.

Components of Accumulated Other Comprehensive Income
 
Three Months Ended September 30, 2017
 
Available
for Sale
Assets
 
Deferred
Acquisition
Costs
 
Foreign
Exchange
 
Pension
Adjustments
 
Total
Balance at July 1, 2017
$
1,090,055

 
$
(7,655
)
 
$
10,902

 
$
(108,742
)
 
$
984,560

Other comprehensive income (loss) before reclassifications, net of tax
55,160

 
328

 
5,547

 
—

 
61,035

Reclassifications, net of tax
(8,314
)
 
—

 
—

 
2,021

 
(6,293
)
Other comprehensive income (loss)
46,846

 
328

 
5,547

 
2,021

 
54,742

Balance at September 30, 2017
$
1,136,901

 
$
(7,327
)
 
$
16,449

 
$
(106,721
)
 
$
1,039,302

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Three Months Ended September 30, 2018
 
Available
for Sale
Assets
 
Deferred
Acquisition
Costs
 
Foreign
Exchange
 
Pension
Adjustments
 
Total
Balance at July 1, 2018
$
746,514

 
$
(6,579
)
 
$
10,365

 
$
(146,801
)
 
$
603,499

Other comprehensive income (loss) before reclassifications, net of tax
(129,296
)
 
930

 
(132
)
 
—

 
(128,498
)
Reclassifications, net of tax
(362
)
 
—

 
—

 
2,985

 
2,623

Other comprehensive income (loss)
(129,658
)
 
930

 
(132
)
 
2,985

 
(125,875
)
Balance at September 30, 2018
$
616,856

 
$
(5,649
)
 
$
10,233

 
$
(143,816
)
 
$
477,624










 
 
Nine Months Ended September 30, 2017
 
 
Available
for Sale
Assets
 
Deferred
Acquisition
Costs
 
Foreign
Exchange
 
Pension
Adjustments
 
Total
Balance at January 1, 2017
 
$
692,314

 
$
(6,682
)
 
$
4,967

 
$
(113,025
)
 
$
577,574

Other comprehensive income (loss) before reclassifications, net of tax
 
453,455

 
(645
)
 
11,482

 
241

 
464,533

Reclassifications, net of tax
 
(8,868
)
 
—

 
—

 
6,063

 
(2,805
)
Other comprehensive income (loss)
 
444,587

 
(645
)
 
11,482

 
6,304

 
461,728

Balance at September 30, 2017
 
$
1,136,901

 
$
(7,327
)
 
$
16,449

 
$
(106,721
)
 
$
1,039,302

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Nine Months Ended September 30, 2018
 
 
Available
for Sale
Assets
 
Deferred
Acquisition
Costs
 
Foreign
Exchange
 
Pension
Adjustments
 
Total
Balance at January 1, 2018
 
$
1,569,289

 
$
(8,547
)
 
$
16,302

 
$
(152,770
)
 
$
1,424,274

Other comprehensive income (loss) before reclassifications, net of tax
 
(944,758
)
 
2,898

 
(6,069
)
 
—

 
(947,929
)
Reclassifications, net of tax
 
(7,675
)
 
—

 
—

 
8,954

 
1,279

Other comprehensive income (loss)
 
(952,433
)
 
2,898

 
(6,069
)
 
8,954

 
(946,650
)
Balance at September 30, 2018
 
$
616,856

 
$
(5,649
)
 
$
10,233

 
$
(143,816
)
 
$
477,624


 
                                                                                                                                                          

Reclassifications out of Accumulated Other Comprehensive Income are presented below for the three and nine month periods ended September 30, 2018 and 2017.
Reclassification Adjustments
  
 
Three Months Ended 
 September 30,
 
Nine Months Ended 
 September 30,
 
Affected line items in the
Statement of Operations
 
 
2018
 
2017
 
2018
 
2017
 
Unrealized investment gains (losses) on available for sale assets:
 
 
 
 
 
 
 
 
 
 
Realized (gains) losses
 
$
(1,510
)
 
$
(12,910
)
 
$
(12,327
)
 
$
(13,264
)
 
Realized investment gains (losses)
Amortization of (discount) premium
 
1,052

 
119

 
2,612

 
(379
)
 
Net investment income
Total before tax
 
(458
)
 
(12,791
)
 
(9,715
)
 
(13,643
)
 
 
Tax
 
96

 
4,477

 
2,040

 
4,775

 
Income taxes
Total after-tax
 
(362
)
 
(8,314
)
 
(7,675
)
 
(8,868
)
 
 
Pension adjustments:
 
 
 
 
 
 
 
 
 
 
Amortization of prior service cost
 
119

 
118

 
357

 
356

 
Other operating expense
Amortization of actuarial gain (loss)
 
3,659

 
2,990

 
10,977

 
8,970

 
Other operating expense
Total before tax
 
3,778

 
3,108

 
11,334

 
9,326

 
 
Tax
 
(793
)
 
(1,087
)
 
(2,380
)
 
(3,263
)
 
Income taxes
Total after-tax
 
2,985

 
2,021

 
8,954

 
6,063

 
 
Total reclassifications (after-tax)
 
$
2,623

 
$
(6,293
)
 
$
1,279

 
$
(2,805
)