CURRENT AND LONG-TERM LIABILITIES (Tables)

12 Months Ended

Dec. 31, 2019

Payables and Accruals [Abstract]

Schedule of accrued expenses

Accrued expenses consisted of the following as of December 31, 2019 and 2018 (in thousands):

	December 31,
	2019		2018
Commercial rebates, fees and returns	$	118,427	$	80,520
Accrued manufacturing	21,364		9,282
Salaries, bonuses, and other compensation	18,693		22,482
Professional, license, and other fees and expenses	13,392		13,960
Accrued research and development	3,539		2,226
Interest expense	867		1,067
Restructuring expense	797		—
Total accrued expenses	$	177,079	$	129,537