Accumulated Other Comprehensive Income (Loss)

12 Months Ended

Dec. 31, 2016

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

Accumulated Other Comprehensive Income (Loss)

Accumulated Other Comprehensive Loss

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

	2016			2015
Investments:
Gross unrealized gains	$	748.6		$	815.0
Gross unrealized losses	(180.9		)	(447.5		)
Net pretax unrealized gains	567.7			367.5
Deferred tax liability	(206.5		)	(124.2		)
Net unrealized gains on investments	361.2			243.3
Non-credit components of OTTI on investments:
Gross unrealized losses	(7.2		)	(15.4		)
Deferred tax asset	2.6			5.4
Net unrealized non-credit component of OTTI on investments	(4.6		)	(10.0		)
Cash flow hedges:
Gross unrealized losses	(259.1		)	(124.8		)
Deferred tax asset	90.7			43.7
Net unrealized losses on cash flow hedges	(168.4		)	(81.1		)
Defined benefit pension plans:
Deferred net actuarial loss	(655.8		)	(635.0		)
Deferred prior service credits	(0.5		)	0.1
Deferred tax asset	257.2			250.4
Net unrecognized periodic benefit costs for defined benefit pension plans	(399.1		)	(384.5		)
Postretirement benefit plans:
Deferred net actuarial loss	(146.6		)	(162.7		)
Deferred prior service credits	59.7			73.5
Deferred tax asset	34.0			35.1
Net unrecognized periodic benefit costs for postretirement benefit plans	(52.9		)	(54.1		)
Foreign currency translation adjustments:
Gross unrealized losses	(6.3		)	(9.5		)
Deferred tax asset	2.2			3.3
Net unrealized losses on foreign currency translation adjustments	(4.1		)	(6.2		)
Accumulated other comprehensive loss	$	(267.9	)	$	(292.6	)

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

	2016			2015			2014
Investments:
Net holding gain (loss) on investment securities arising during the period, net of tax (expense) benefit of ($118.9), $180.4, and ($107.9), respectively	$	186.0		$	(336.1	)	$	201.8
Reclassification adjustment for net realized gain on investment securities, net of tax expense of $36.6, $25.9, and $44.8, respectively	(68.1		)	(48.2		)	(83.2		)
Total reclassification adjustment on investments	117.9			(384.3		)	118.6
Non-credit component of OTTI on investments:
Non-credit component of OTTI on investments, net of tax (expense) benefit of ($2.8), $3.0, and $2.1, respectively	5.4			(5.6		)	(3.9		)
Cash flow hedges:
Holding loss, net of tax benefit of $47.0, $24.4, and $1.9, respectively	(87.3		)	(45.2		)	(3.6		)
Other:
Net change in unrecognized periodic benefit costs for defined benefit pension and postretirement benefit plans, net of tax benefit of $5.7, $13.4, and $75.2, respectively	(13.4		)	(26.0		)	(118.1		)
Foreign currency translation adjustment, net of tax (expense) benefit of ($1.1), $1.8, and $2.2, respectively	2.1			(3.4		)	(4.3		)
Net gain (loss) recognized in other comprehensive loss, net of tax (expense) benefit of ($33.5), $248.9, and $18.3, respectively	$	24.7		$	(464.5	)	$	(11.3	)