Stock-based Compensation (Tables)

9 Months Ended

Sep. 30, 2019

Stock-based Compensation

Summary of restricted stock unit awards

	Nine Months Ended September 30, 2019
	No. of RSU's		Weighted Average Grant Date Fair Value
	(in thousands)
Nonvested as of December 31, 2018		782	$	19.84
Granted		204	$	37.37
Vested		(271)	$	19.35
Forfeited		(30)	$	22.90
Nonvested as of September 30, 2019		685	$	25.13