ACCRUED EXPENSES (Tables)

6 Months Ended

Jun. 30, 2020

Payables and Accruals [Abstract]

Schedule of Accrued Expenses

Accrued expenses at June 30, 2020 and December 31, 2019 consisted of the following (in thousands):

	June 30, 2020		December 31, 2019
Government rebates payable	$	7,817	$	6,584
Compensation related costs	10,011		14,045
Accrued royalties and contingent consideration	7,432		7,272
Research and development	8,369		16,067
Selling, general and administrative	7,321		3,552
Miscellaneous accrued	3,429		4,225
Total accrued expenses	$	44,379	$	51,745