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Supplemental Information about Changes to Accumulated Other Comprehensive Income
 9 Months Ended
Sep. 30, 2017
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, 2017 and 2016.

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, 2016
 
 
Available
for Sale
Assets
 
Deferred
Acquisition
Costs
 
Foreign
Exchange
 
Pension
Adjustments
 
Total
Balance at July 1, 2016
 
$
1,084,551

 
$
(8,658
)
 
$
8,331

 
$
(95,067
)
 
$
989,157

Other comprehensive income (loss) before reclassifications, net of tax
 
154,389

 
405

 
104

 
—

 
154,898

Reclassifications, net of tax
 
(2,886
)
 
—

 
—

 
1,657

 
(1,229
)
Other comprehensive income (loss)
 
151,503

 
405

 
104

 
1,657

 
153,669

Balance at September 30, 2016
 
$
1,236,054

 
$
(8,253
)
 
$
8,435

 
$
(93,410
)
 
$
1,142,826



 
Components of Accumulated Other Comprehensive Income
 
 
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, 2016
 
 
Available
for Sale
Assets
 
Deferred
Acquisition
Costs
 
Foreign
Exchange
 
Pension
Adjustments
 
Total
Balance at January 1, 2016
 
$
332,333

 
$
(5,115
)
 
$
3,627

 
$
(98,898
)
 
$
231,947

Other comprehensive income (loss) before reclassifications, net of tax
 
911,069

 
(3,138
)
 
4,808

 
513

 
913,252

Reclassifications, net of tax
 
(7,348
)
 
—

 
—

 
4,975

 
(2,373
)
Other comprehensive income (loss)
 
903,721

 
(3,138
)
 
4,808

 
5,488

 
910,879

Balance at September 30, 2016
 
$
1,236,054

 
$
(8,253
)
 
$
8,435

 
$
(93,410
)
 
$
1,142,826


                                                                                                                                                           
Reclassifications out of Accumulated Other Comprehensive Income are presented below for the three and nine month periods ended September 30, 2017 and 2016.
Reclassification Adjustments
  
 
Three Months Ended 
 September 30,
 
Nine Months Ended 
 September 30,
 
Affected line items in the
Statement of Operations
 
 
2017
 
2016
 
2017
 
2016
 
Unrealized investment gains (losses) on available for sale assets:
 
 
 
 
 
 
 
 
 
 
Realized (gains) losses
 
$
(12,910
)
 
$
(3,513
)
 
$
(13,264
)
 
$
(7,809
)
 
Realized gains (losses)
Amortization of (discount) premium
 
119

 
(927
)
 
(379
)
 
(3,495
)
 
Net investment income
Total before tax
 
(12,791
)
 
(4,440
)
 
(13,643
)
 
(11,304
)
 
 
Tax
 
4,477

 
1,554

 
4,775

 
3,956

 
Income taxes
Total after tax
 
(8,314
)
 
(2,886
)
 
(8,868
)
 
(7,348
)
 
 
Pension adjustments:
 
 
 
 
 
 
 
 
 
 
Amortization of prior service cost
 
118

 
120

 
356

 
360

 
Other operating expenses
Amortization of actuarial gain (loss)
 
2,990

 
2,431

 
8,970

 
7,294

 
Other operating expenses
Total before tax
 
3,108

 
2,551

 
9,326

 
7,654

 
 
Tax
 
(1,087
)
 
(894
)
 
(3,263
)
 
(2,679
)
 
Income taxes
Total after tax
 
2,021

 
1,657

 
6,063

 
4,975

 
 
Total reclassifications (after tax)
 
$
(6,293
)
 
$
(1,229
)
 
$
(2,805
)
 
$
(2,373
)