Restructuring Activities

3 Months Ended

Mar. 31, 2020

Restructuring And Related Activities [Abstract]

Restructuring Activities

7. Restructuring Activities

On November 7, 2018, the Company announced that it was implementing a reduction in headcount as part of a corporate restructuring. The accrued balance as of December 31, 2019 approximated to $0.1 million.

No additional restructuring expenses was recognized during the three months ended March 31, 2020. During the three months ended March 31, 2019, the Company recognized restructuring expenses of $0.3 million consisting of one-time employee termination benefits of $0.2 million recorded in research and development expense and $0.1 million recorded in general and administrative expense. These one-time employee termination benefits are comprised of severance, benefits and related costs, all of which are expected to result in cash expenditures. The Company paid approximately less than $0.1 million and $1.1 million of these restructuring expenses during the three months ended March 31, 2020 and 2019, respectively. The remaining payments of less than $0.1 million will be paid during the three months ended June 30, 2020.

The following table summarizes the charges related to the restructuring activities as of March 31, 2020 and 2019:

(in thousands)	Accrued Restructuring Expenses at December 31, 2019		Expenses		Less: Payments			Accrued Restructuring Expenses at March 31, 2020
Severance, benefits and related costs due to workforce    reduction	$	66	$	—	$	(20	)	$	46
	$	66	$	—	$	(20	)	$	46
(in thousands)	Accrued Restructuring Expenses at December 31, 2018		Expenses		Less: Payments			Accrued Restructuring Expenses at March 31, 2019
Severance, benefits and related costs due to workforce    reduction	$	921	$	347	$	(1,059	)	$	209
Totals	$	921	$	347	$	(1,059	)	$	209