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 June 30, 2018 and 2017:



Three Months Ended June 30, 2018 (in thousands)	Unrealized Gains and Losses On Available-for-Sale Securities			Postretirement Benefits Plans			Total
Beginning balance at April 1	$	1,078		$	(69	)	$	1,009
Other comprehensive loss before reclassifications	(203		)	—			(203		)
Amounts reclassified from accumulated other comprehensive income	—			—			—
Net current-period other comprehensive loss	(203		)	—			(203		)
Ending balance	$	875		$	(69	)	$	806



Three Months Ended June 30, 2017 (in thousands)	Unrealized Gains and Losses On Available-for-Sale Securities			Postretirement Benefits Plans			Total
Beginning balance at April 1	$	12,910		$	(109	)	$	12,801
Other comprehensive gain before reclassifications	920			—			920
Amounts reclassified from accumulated other comprehensive income	(55		)	2			(53		)
Net current-period other comprehensive income	865			2			867
Ending balance	$	13,775		$	(107	)	$	13,668



Six Months Ended June 30, 2018 (in thousands)	Unrealized Gains and Losses On Available-for-Sale Securities			Postretirement Benefits Plans			Total
Beginning balance at January 1	$	16,003		$	(58	)	$	15,945
Cumulative effect adjustment for adoption of new accounting standards	(13,616		)	(11		)	(13,627		)
Other comprehensive loss before reclassifications	(1,512		)	—			(1,512		)
Amounts reclassified from accumulated other comprehensive income	—			—			—
Net current-period other comprehensive loss	(1,512		)	—			(1,512		)
Ending balance	$	875		$	(69	)	$	806



Six Months Ended June 30, 2017 (in thousands)	Unrealized Gains and Losses On Available-for-Sale Securities			Postretirement Benefits Plans			Total
Beginning balance at January 1	$	11,871		$	(110	)	$	11,761
Other comprehensive income before reclassifications	2,017			—			2,017
Amounts reclassified from accumulated other comprehensive income	(113		)	3			(110		)
Net current-period other comprehensive income	1,904			3			1,907
Ending balance	$	13,775		$	(107	)	$	13,668

The following tables provide significant amounts reclassified out of each component of accumulated other comprehensive income for the periods ended June 30, 2018 and 2017:



Three Months Ended June 30, 2018 (in thousands)
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	$	—
Other-than-temporary impairments	—
Total	$	—	Net realized investment gains
Tax	—		Provision for Income Taxes
Net of Tax	$	—
Amortization related to postretirement benefit plans:
Prior year service cost	$	—
Unrecognized loss	—
Total	$	—	(a)
Tax	—		Provision for Income Taxes
Net of Tax	$	—
Reclassifications for the period	$	—



Three Months Ended June 30, 2017 (in thousands)
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	$	83
Other-than-temporary impairments	—
Total	$	83		Net realized investment gains
Tax	(28		)	Provision for Income Taxes
Net of Tax	$	55
Amortization related to postretirement benefit plans:
Prior year service cost	$	—
Unrecognized loss	(2		)
Total	$	(2	)	(a)
Tax	—			Provision for Income Taxes
Net of Tax	$	(2	)
Reclassifications for the period	$	53



Six Months Ended June 30, 2018 (in thousands)
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	$	—
Other-than-temporary impairments	—
Total	$	—	Net realized investment gains
Tax	—		Provision for Income Taxes
Net of Tax	$	—
Amortization related to postretirement benefit plans:
Prior year service cost	$	—
Unrecognized loss	—
Total	$	—	(a)
Tax	—		Provision for Income Taxes
Net of Tax	$	—
Reclassifications for the period	$	—



Six Months Ended June 30, 2017 (in thousands)
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	$	173
Other-than-temporary impairments	—
Total	$	173		Net realized investment gains
Tax	(60		)	Provision for Income Taxes
Net of Tax	$	113
Amortization related to postretirement benefit plans:
Prior year service cost	$	—
Unrecognized loss	(4		)
Total	$	(4	)	(a)
Tax	1			Provision for Income Taxes
Net of Tax	$	(3	)
Reclassifications for the period	$	110


(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 personnel costs 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.