Accrued and other current liabilities

6 Months Ended

Jun. 30, 2020

Accrued and other current liabilities

Accrued and other current liabilities

11.     Accrued and other current liabilities

Accrued and other current liabilities consisted of the following (in thousands):

	June 30,		December 31,
	2020		2019
Royalties	$	77,800	$	73,221
Clinical related costs		95,172		88,710
Sales allowances		71,085		59,924
Construction in progress		14,817		12,732
Operating lease liabilities		10,059		9,343
Other current liabilities		71,957		42,020
Total accrued and other current liabilities	$	340,890	$	285,950