Employee and Agent Benefits (Tables)

6 Months Ended

Jun. 30, 2017

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,
	2017		2016		2017		2016
	(in millions)
Service cost	$	16.8	$	16.3	$	0.1	$	0.6
Interest cost	31.1		33.7		1.0		1.6
Expected return on plan assets	(36.1)		(38.8)		(6.8)		(8.2)
Amortization of prior service benefit	(0.5)		(0.5)		(8.7)		(5.0)
Recognized net actuarial loss	17.0		19.2		—		—
Net periodic benefit cost (income)	$	28.3	$	29.9	$	(14.4)	$	(11.0)
					Other postretirement
	Pension benefits				benefits
	For the six months ended				For the six months ended
	June 30,				June 30,
	2017		2016		2017		2016
	(in millions)
Service cost	$	33.6	$	32.5	$	0.1	$	1.2
Interest cost	62.2		67.4		2.0		3.3
Expected return on plan assets	(72.1)		(77.5)		(13.7)		(16.3)
Amortization of prior service benefit	(1.1)		(1.1)		(17.3)		(10.1)
Recognized net actuarial loss	34.0		38.5		—		0.1
Net periodic benefit cost (income)	$	56.6	$	59.8	$	(28.9)	$	(21.8)