Accounts Payable and Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2019

Payables and Accruals [Abstract]

Schedule of Accounts Payable and Accrued Expenses

Accounts payable and accrued expenses consisted of the following as of December 31, (in thousands):

	2019		2018 (a)
Trade accounts payable	$	37,758	$	20,125
Accrued contract manufacturing expenses	11,663		—
Accrued employee related expenses	7,403		315
Clinical trial accruals	2,225		5,114
Executive severance liabilities	561		2,198
Miscellaneous other current liabilities	1,250		3,970
	$	60,860	$	31,722

^(a) Certain 2018 amounts have been reclassified to conform with current year presentation.