Accumulated Other Comprehensive Income

12 Months Ended

Dec. 31, 2015

Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]

Accumulated Other Comprehensive Income

Accumulated Other Comprehensive Income

A reconciliation of the components of accumulated other comprehensive income at December 31 is as follows:

	2015			2014
Investments:
Gross unrealized gains	$	815.0		$	1,154.9
Gross unrealized losses	(447.5		)	(196.8		)
Net pretax unrealized gains	367.5			958.1
Deferred tax liability	(124.2		)	(330.5		)
Net unrealized gains on investments	243.3			627.6
Non-credit components of OTTI on investments:
Gross unrealized losses	(15.4		)	(6.8		)
Deferred tax asset	5.4			2.4
Net unrealized non-credit component of OTTI on investments	(10.0		)	(4.4		)
Cash flow hedges:
Gross unrealized losses	(124.8		)	(55.2		)
Deferred tax asset	43.7			19.3
Net unrealized losses on cash flow hedges	(81.1		)	(35.9		)
Defined benefit pension plans:
Deferred net actuarial loss	(635.0		)	(563.7		)
Deferred prior service credits	0.1			2.2
Deferred tax asset	250.4			223.2
Net unrecognized periodic benefit costs for defined benefit pension plans	(384.5		)	(338.3		)
Postretirement benefit plans:
Deferred net actuarial loss	(162.7		)	(211.2		)
Deferred prior service credits	73.5			88.0
Deferred tax asset	35.1			48.9
Net unrecognized periodic benefit costs for postretirement benefit plans	(54.1		)	(74.3		)
Foreign currency translation adjustments:
Gross unrealized losses	(9.5		)	(4.3		)
Deferred tax asset	3.3			1.5
Net unrealized losses on foreign currency translation adjustments	(6.2		)	(2.8		)
Accumulated other comprehensive (loss) income	$	(292.6	)	$	171.9

Other comprehensive income (loss) reclassification adjustments for the years ended December 31 are as follows:

	2015			2014			2013
Investments:
Net holding (loss) gain on investment securities arising during the period, net of tax benefit (expense) of $180.4, ($107.9), and $102.4, respectively	$	(336.1	)	$	201.8		$	(182.2	)
Reclassification adjustment for net realized gain on investment securities, net of tax expense of $25.9, $44.8 and $60.6, respectively	(48.2		)	(83.2		)	(112.5		)
Total reclassification adjustment on investments	(384.3		)	118.6			(294.7		)
Non-credit component of OTTI on investments:
Non-credit component of OTTI on investments, net of tax benefit (expense) of $3.0, $2.1, and ($0.9), respectively	(5.6		)	(3.9		)	1.7
Cash flow hedges:
Holding (loss) gain, net of tax benefit (expense) of $24.4, $1.9, and ($1.6), respectively	(45.2		)	(3.6		)	3.0
Other:
Net change in unrecognized periodic benefit costs for defined benefit pension and postretirement benefit plans, net of tax benefit (expense) of $13.4, $75.2, and ($106.8), respectively	(26.0		)	(118.1		)	172.7
Foreign currency translation adjustment, net of tax benefit (expense) of $1.8, $2.2, and ($0.6), respectively	(3.4		)	(4.3		)	1.4
Net loss recognized in other comprehensive loss, net of tax benefit of $248.9, $18.3, and $53.1, respectively	$	(464.5	)	$	(11.3	)	$	(115.9	)