Other Comprehensive Income and Accumulated Other Comprehensive Income

12 Months Ended

Dec. 31, 2018

Other Comprehensive Income and Accumulated Other Comprehensive Income

12. Other Comprehensive (Loss) Income and Accumulated Other Comprehensive (Loss) Income

The following tables set forth the changes in the Company’s accumulated other comprehensive (loss) income component ("AOC(L)I"), net of tax, for the years ended December 31, 2018, 2017 and 2016:


($ millions)	Unrealized Gains and Losses on Available-for-Sale Securities		Benefit Plan Items		Total
Beginning balance at January 1, 2018	$	66.0	$	(62.2)	$	3.8
Cumulative effect of change in accounting for equity securities and other invested assets and reclassification of stranded tax effects as of January 1, 2018	(47.9)		(16.0)		(63.9)
Adjusted beg balance at January 1, 2018	18.1		(78.2)		(60.1)
Other comprehensive loss before reclassifications	(36.7)		(4.3)		(41.0)
Amounts reclassified from AOCI ^(a)	(1.6)		6.3		4.7
Net current period other comprehensive (loss) income	(38.3)		2.0		(36.3)
Ending balance at December 31, 2018	$	(20.2)	$	(76.2)	$	(96.4)

Beginning balance at January 1, 2017	$	62.8	$	(65.2)	$	(2.4)
Other comprehensive income before reclassifications	45.5		(1.5)		44.0
Amounts reclassified from AOCI ^(a)	(42.3)		4.5		(37.8)
Net current period other comprehensive income	3.2		3.0		6.2
Ending balance at December 31, 2017	$	66.0	$	(62.2)	$	3.8

Beginning balance at January 1, 2016	$	68.5	$	(67.8)	$	0.7
Other comprehensive income before reclassifications	18.0		(4.6)		13.4
Amounts reclassified from AOCI ^(a)	(23.7)		7.2		(16.5)
Net current period other comprehensive (loss) income	(5.7)		2.6		(3.1)
Ending balance at December 31, 2016	$	62.8	$	(65.2)	$	(2.4)

^(a) See separate table below for details about these reclassifications

The following tables set forth the reclassifications out of accumulated other comprehensive (loss) income, by component, to the Company’s consolidated statement of income for the years ended December 31, 2018, 2017 and 2016:


($ millions)
Details about Accumulated Other	December 31							Affected line item in the Condensed
Comprehensive (Loss) Income Components	2018		2017		2016		Consolidated Statements of Income
Unrealized gains on available for sale securities	$	2.0	$	65.1	$	36.5	Realized gain on sale of securities
	2.0		65.1		36.5		Total before tax
	(0.4)		(22.8)		(12.8)		Tax expense
	1.6		42.3		23.7		Net of tax
Amortization of benefit plan items:
Negative prior service costs	6.3		6.3		6.2		(b)
Net loss	(13.2)		(12.5)		(14.9)		(b)
	(6.9)		(6.2)		(8.7)		Total before tax
	0.6		1.7		1.5		Tax benefit
	(6.3)		(4.5)		(7.2)		Net of tax
Total reclassifications for the period	$	(4.7)	$	37.8	$	16.5

^(b)These accumulated other comprehensive income components are included in the computation of net periodic pension cost (see pension and postretirement benefit plans footnote for additional details).