(14) Comprehensive Income (Loss):

Comprehensive income (loss) consists of net income (loss) and other gains and losses affecting shareholders’ investment and pension/postretirement benefit (OPEB) liabilities that, under GAAP, are excluded from net loss.

The components of accumulated other comprehensive loss, net of tax at March 31, 2018 and 2017, and changes for the three months then ended, are as follows:



($ in millions)	Pension Costs		OPEB Costs		Total

Balance at January 1, 2018 (a)	$	(345)	$	(21)	$	(366)
Other comprehensive income (loss) before reclassifications		(4)		-		(4)
Amounts reclassified from accumulated other comprehensive loss to net loss		4		(1)		3
Net current-period other comprehensive income (loss)		-		(1)		(1)
Balance at March 31, 2018 (a)	$	(345)	$	(22)	$	(367)



($ in millions)	Pension Costs		OPEB Costs		Total

Balance at January 1, 2017 (a)	$	(403)	$	16	$	(387)
Other comprehensive income (loss) before reclassifications		30		-		30
Amounts reclassified from accumulated other comprehensive loss to net loss		32		(1)		31
Net current-period other comprehensive income (loss)		62		(1)		61
Balance at March 31, 2017 (a)	$	(341)	$	15	$	(326)

^(a)

Pension and OPEB amounts are net of deferred tax balances of $223 million and $231 million as of January 1, 2018 and 2017, respectively and $218 million and $195 million as of March 31, 2018 and 2017, respectively.

As a result of pension settlement accounting, the Frontier Communications Pension Plan (the Pension Plan) was remeasured as of March 31, 2017. For the three months ended March 31, 2017, Frontier recorded a net loss on remeasurement of $48 million to Other comprehensive income (loss). Additionally, during this period Frontier recorded pension settlement charges totaling $43 million to Other comprehensive income (loss). Refer to Note 15 for details about the settlement accounting.

The significant items reclassified from each component of accumulated other comprehensive loss for the three months ended March 31, 2018 and 2017 are as follows:



	Amount Reclassified from Accumulated Other Comprehensive Loss (a)
($ in millions)
Details about Accumulated Other	For the three months ended March 31,				Affected Line Item in the Statement Where
Comprehensive Loss Components	2018		2017		Net Income (Loss) is Presented
Amortization of Pension Cost Items (b)
Actuarial gains (losses)	$	(7)	$	(8)
Pension settlement costs		-		(43)
		(7)		(51)	Income (loss) before income taxes
Tax impact		3		19	Income tax (expense) benefit
	$	(4)	$	(32)	Net income (loss)

Amortization of OPEB Cost Items (b)
Prior-service costs	$	2	$	2
Actuarial gains (losses)		(1)		-
		1		2	Income (loss) before income taxes
Tax impact		-		(1)	Income tax (expense) benefit
	$	1	$	1	Net income (loss)

(a) Amounts in parentheses indicate losses.

(b) These accumulated other comprehensive loss components are included in the computation of net periodic pension and OPEB costs (see Note 15 - Retirement Plans for additional details).