Accounts Payable, Accrued Expenses and Other Current Liabilities

6 Months Ended

Jun. 30, 2015

Accounts Payable, Accrued Expenses and Other Current Liabilities

NOTE 10. ACCOUNTS PAYABLE, ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES

Accounts payable, accrued expenses and other current liabilities consisted of the following:


	June 30, 2015		December 31, 2014
Clinical and preclinical	$	35,676	$	31,069
Accrued professional services and other current liabilities		17,117		8,909
Payroll and payroll-related		19,285		33,272
Royalties payable		18,860		13,582
Accounts payable		12,754		10,492
Other payable to licensor		14,057		5,000
Interest payable		1,101		1,698
Taxes payable		—		2,106

Total	$	118,850	$	106,128

Accounts payable represents short-term liabilities for which the Company has received and processed a vendor invoice prior to the end of the reporting period. Accrued expenses and other current liabilities represent, among other things, compensation and related benefits to employees, royalties due to licensors of technologies, interest payable related to the Company’s Convertible Notes, estimated amounts due to third party vendors for services rendered prior to the end of the reporting period, invoices received from third party vendors that have not yet been processed, taxes payable, and other accrued items.