Share-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2016

Share-based Compensation [Abstract]

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

The fair values of our stock options are calculated using the following weighted average assumptions for the nine months ended September 30, 2016:

Dividend yield	2.0	%
Expected volatility	19.7	%
Risk-free interest rate	1.0	%
Expected holding period (in years)	4.0

Schedule of Share-based Compensation, Stock Options, Activity

The following table sets forth stock option activity for the nine months ended September 30, 2016:

	Options		Weighted Average Exercise Price
Outstanding at December 31, 2015	11,047,920		$	13.98
Granted	1,863,700		$	22.28
Exercised	(1,924,324	)	$	8.33
Canceled	(28,272	)	$	20.98
Outstanding at September 30, 2016	10,959,024		$	16.36
Exercisable at September 30, 2016	7,100,945		$	13.54

Schedule of Share-based Compensation, Restricted Stock Units Award Activity

Restricted stock awards activity for the nine months ended September 30, 2016 was as follows:

	Restricted Stock Awards		Weighted Average Grant Date Fair Value
Nonvested restricted stock awards at December 31, 2015	573,739		$	19.32
Granted	241,510		$	22.28
Vested	(313,247	)	$	18.14
Forfeited	(1,258	)	$	20.85
Nonvested restricted stock awards at September 30, 2016	500,744		$	21.48

Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Restricted Stock Units, Vested and Expected to Vest [Table Text Block]

Restricted stock units activity for the nine months ended September 30, 2016 was as follows:

	Restricted Stock Units		Weighted Average Grant Date Fair Value
Nonvested restricted stock units at December 31, 2015	—		$	—
Granted	130,660		$	25.72
Forfeited	(5,200	)	$	25.72
Nonvested restricted stock units at September 30, 2016	125,460		$	25.72