Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2016


	Options Outstanding
				Weighted-Average
				Remaining
	Number of Options	Weighted-Average		Contractual Term	Aggregate Intrinsic
	(in millions)	Exercise Price		(in years)	Value (in millions)(1)
Outstanding — December 31, 2015	1.6	$	20.55	4.43	$	1.8
Exercised	(0.2)		17.38
Forfeited/Expired	(0.1)		25.89
Outstanding — December 31, 2016	1.3	$	20.74	3.50	$	10.9

Vested and Expected to Vest — December 31, 2016	1.3	$	20.74	3.50	$	10.9
Exercisable — December 31, 2016	1.3	$	20.74	3.50	$	10.9

(1)

Total pretax intrinsic value for stock options with an exercise price less than the Company’s calculated common stock price that option holders would have realized had they exercised their options as of that date.

Summary of restricted stock activity



	Restricted Stock Awards			Restricted Stock Units
	Number	Weighted-Average		Number	Weighted-Average
	of	Grant		of	Grant
(in millions, except for weighted average grant date fair values)	Shares	Date Fair Value		Shares	Date Fair Value
Non-vested at December 31, 2015	0.1	$	14.60	1.7	$	32.67
Granted	—		—	1.6		17.04
Forfeited/Cancelled	—		—	(0.4)		31.79
Vested	(0.1)		14.27	(0.4)		30.88
Non-vested at December 31, 2016	—	$	—	2.5	$	23.24

Summary of additional information related to restricted stock awards and restricted stock units



	Fiscal Years ended December 31,
(in millions, except for weighted average remaining periods)	2016		2015		2014
Fair value of restricted stock awards vested	$	1.3	$	4.0	$	5.6
Fair value of restricted stock units vested		6.2		8.3		6.3
Unrecognized compensation cost for restricted stock awards		—		0.4		2.1
Unrecognized compensation cost for restricted stock units	$	30.6	$	29.2	$	24.0
Weighted average remaining period to expense for restricted stock awards (years)		—		0.3		1.2
Weighted average remaining period to expense for restricted stock units (years)		2.4		2.3		2.3