Employee and Agent Benefits (Tables)

6 Months Ended

Jun. 30, 2018

Employee and Agent Benefits

Components of Net Periodic Benefit Cost (Income) (Table)

					Other postretirement
	Pension benefits				benefits
	For the three months ended				For the three months ended
	June 30,				June 30,
	2018		2017		2018		2017
	(in millions)
Service cost	$	18.2	$	16.8	$	—	$	0.1
Interest cost	29.9		31.1		0.8		1.0
Expected return on plan assets	(39.3)		(36.1)		(8.4)		(6.8)
Amortization of prior service benefit	(0.8)		(0.5)		(3.4)		(8.7)
Recognized net actuarial (gain) loss	16.9		17.0		(0.4)		—
Net periodic benefit cost (income)	$	24.9	$	28.3	$	(11.4)	$	(14.4)

					Other postretirement
	Pension benefits				benefits
	For the six months ended				For the six months ended
	June 30,				June 30,
	2018		2017		2018		2017
	(in millions)
Service cost	$	36.5	$	33.6	$	—	$	0.1
Interest cost	59.8		62.2		1.7		2.0
Expected return on plan assets	(78.5)		(72.1)		(16.8)		(13.7)
Amortization of prior service benefit	(1.7)		(1.1)		(6.9)		(17.3)
Recognized net actuarial (gain) loss	33.8		34.0		(0.7)		—
Net periodic benefit cost (income)	$	49.9	$	56.6	$	(22.7)	$	(28.9)