Income Taxes (Tables)

6 Months Ended

Jun. 30, 2017

Income Taxes

Reconciliation Between U.S. Corporate Income Tax Rate and Effective Income Tax Rate from Continuing Operations (Table)

	For the three months ended				For the six months ended
	June 30,				June 30,
	2017		2016		2017		2016
U.S. corporate income tax rate	35	%	35	%	35	%	35	%
Dividends received deduction	(12	)	(10	)	(11	)	(9	)
Impact of equity method presentation	(3	)	(3	)	(3	)	(2	)
Tax credits	(3	)	(2	)	(3	)	(2	)
Other	(3	)	(2	)	(4	)	(5	)
Effective income tax rate	14	%	18	%	14	%	17	%

Changes in Unrecognized Tax Benefits (Table)

	For the six months ended		For the year ended
	June 30, 2017		December 31, 2016
	(in millions)
Balance at beginning of period	$	207.8	$	219.0
Additions based on tax positions related to the current year	4.4		0.8
Additions for tax positions of prior years	—		0.8
Reductions for tax positions related to the current year	(2.4)		(12.6)
Reductions for tax positions of prior years	(0.5)		(0.2)
Settlements	(36.7)		—
Balance at end of period (1)	$	172.6	$	207.8

(1) Of this amount, $44.4 million, if recognized, would reduce the 2017 effective income tax rate. We recognize interest and penalties related to uncertain tax positions in operating expenses.