Share-based Compensation (Tables)

6 Months Ended

Jun. 30, 2019

Share-based Compensation [Abstract]

Schedule of Assumptions Used

For the six months ended June 30, 2018, the weighted average input assumptions used were as follows:

Schedule of Share-based Compensation, Stock Options, Activity

The following table is a summary of our stock option activity:

	Six months ended June 30,
	2019			2018
	Shares	Weighted-Average Exercise Price		Shares	Weighted-Average Exercise Price
(shares in thousands)
Outstanding at beginning of period	107	$	49.26	106	$	31.18
Granted	-		-	51		67.50
Exercised	(10)		28.21	(21)		28.87
Outstanding at end of the period	97	$	52.53	136	$	45.17
Exercisable at end of the period	52	$	40.96	60	$	29.94

Restricted Stock Activity

The following table summarizes our restricted stock activity: