Employee Stock Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2020

Table Text Blocks

Share-based compensation expense reflected in the condensed consolidated statements of operations

The following table summarizes share-based compensation expense (in thousands):

	Three Months Ended
	March 31,
	2020		2019
Research and development	$	1,396	$	2,918
Selling, general and administrative		4,968		10,499
Restructuring expenses		—		517
	$	6,364	$	13,934