Stock Based Compensation (Tables)

9 Months Ended

Sep. 30, 2020

Share-based Payment Arrangement [Abstract]

Schedule of expenses related to share-based payments

The following table highlights stock based compensation for the three and nine months ended September 30, 2020 and 2019:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Restricted stock units (a)	$	4,612	$	3,014	$	10,748	$	9,177
Stock options (b)	—		—		362		—
Stock based compensation	$	4,612	$	3,014	$	11,110	$	9,177

(a) Includes service-based and performance-based restricted stock units.

(b) Represents expense related to a modification of vested stock options.