Shared-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2017

Schedule of Share-Based Compensation Expense

Share-based compensation expense during the three and six months ended June 30, 2017 and 2016, consisted of the following amounts:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
Stock options	$	194	$	292	$	575	$	494
Restricted stock		395		710		855		1,358
Performance share units		477		482		788		633
Share-based compensation	$	1,066	$	1,484	$	2,218	$	2,485

Reconciliation of Option Activity

The following table provides a reconciliation of option activity for the six months ended June 30, 2017:

Options	Shares (000)			Weighted- Average Exercise Price (per share)		Weighted- Average Remaining Contractual Term (years)		Aggregate Intrinsic Value
Outstanding at January 1, 2017		897		$	12.22
Granted		126			24.20
Exercised		(220	)		11.81
Forfeited or expired		(6	)		7.72
Outstanding at June 30, 2017		797		$	14.22		6.6	$	10,538	(1)
Exercisable at June 30, 2017		555		$	12.17		5.5	$	8,490	(1)

⁽¹⁾  The intrinsic value is the amount by which the market price of our stock was greater than the exercise price of any individual option grant at June 30, 2017.

Stock Option [Member]

Weighted Average Assumptions Relevant to Determining the Fair Value at the Dates of Grant

The weighted average assumptions relevant to determining the fair value of the 2017 stock option grants are below:

	2017 Stock Option Awards
Term		6 years
Risk free interest rate		2.03	%
Dividend yield		1.16	%
Expected volatility		56.56	%
Expected forfeiture rate		3.00	%