Accumulated Other Comprehensive Income

3 Months Ended

Mar. 31, 2017

Other Comprehensive Income (Loss), Net of Tax [Abstract]

Accumulated Other Comprehensive Income

Accumulated Other Comprehensive Income

The following tables provide changes in the balances of each component of accumulated other comprehensive income, net of tax, for the periods ended March 31, 2017 and 2016:

Three Months Ended March 31, 2017	Unrealized Gains and Losses On Available-for-Sale Securities			Postretirement Benefits Plans			Total
Beginning balance at January 1	$	11,870,647		$	(109,200	)	$	11,761,447
Other comprehensive income before reclassifications	1,097,191			—			1,097,191
Amounts reclassified from accumulated other comprehensive income	(58,941		)	1,422			(57,519		)
Net current-period other comprehensive income	1,038,250			1,422			1,039,672
Ending balance	$	12,908,897		$	(107,778	)	$	12,801,119

Three Months Ended March 31, 2016	Unrealized Gains and Losses On Available-for-Sale Securities			Postretirement Benefits Plans			Total
Beginning balance at January 1	$	11,597,741		$	(114,726	)	$	11,483,015
Other comprehensive income before reclassifications	792,939			—			792,939
Amounts reclassified from accumulated other comprehensive income	(93,093		)	1,475			(91,618		)
Net current-period other comprehensive income	699,846			1,475			701,321
Ending balance	$	12,297,587		$	(113,251	)	$	12,184,336

The following tables provide significant amounts reclassified out of each component of accumulated other comprehensive income for the periods ended March 31, 2017 and 2016:

Three Months Ended March 31, 2017
Details about Accumulated Other Comprehensive Income Components	Amount Reclassified from Accumulated Other Comprehensive Income			Affected Line Item in the Consolidated Statements of Income
Unrealized gains and losses on available-for-sale securities:
Net realized gain on investments	$	90,506
Other-than-temporary impairments	—
Total	$	90,506		Net realized gain on investments
Tax	(31,565		)	Provision for Income Taxes
Net of Tax	$	58,941
Amortization related to postretirement benefit plans:
Prior year service cost	$	—
Unrecognized loss	(2,153		)
Total	$	(2,153	)	(a)
Tax	731			Provision for Income Taxes
Net of Tax	$	(1,422	)
Reclassifications for the period	$	57,519

Three Months Ended March 31, 2016
Details about Accumulated Other Comprehensive Income Components	Amount Reclassified from Accumulated Other Comprehensive Income			Affected Line Item in the Consolidated Statements of Income
Unrealized gains and losses on available-for-sale securities:
Net realized gain on investments	$	186,079
Other-than-temporary impairments	(42,794		)
Total	$	143,285		Net realized gain on investments
Tax	(50,192		)	Provision for Income Taxes
Net of Tax	$	93,093
Amortization related to postretirement benefit plans:
Prior year service cost	$	—
Unrecognized loss	(2,235		)
Total	$	(2,235	)	(a)
Tax	760			Provision for Income Taxes
Net of Tax	$	(1,475	)
Reclassifications for the period	$	91,618

(a) These accumulated other comprehensive income components are not reclassified to net income in their entirety in the same reporting period. The amounts are presented within salaries, employee benefits and payroll taxes on the Consolidated Statements of Income as amortized. Amortization and accretion related to postretirement benefit plans is included in the computation of net periodic pension costs, as discussed in Note 5.