Stock-Based Compensation Plans (Tables)

3 Months Ended

Mar. 31, 2020

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Stock-Based Compensation Expense

Total stock-based compensation expense was as follows:

	Three Months Ended March 31,
	2020		2019
	(In thousands)
Employees	$	6,399	$	4,916
Non-employee directors		278		280
Total stock-based compensation	$	6,677	$	5,196