Accounts Payable, Accrued Expenses and Other Current Liabilities

3 Months Ended

Mar. 31, 2015

Accounts Payable, Accrued Expenses and Other Current Liabilities

NOTE 9. ACCOUNTS PAYABLE, ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES

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


	March 31, 2015		December 31, 2014
Clinical and preclinical	$	32,381	$	31,069
Royalties payable		13,554		13,582
Accrued professional services and other current liabilities		12,567		8,909
Accounts payable		12,212		10,492
Payroll and payroll-related		11,166		33,272
Other payable to licensor		5,949		5,000
Interest payable		3,396		1,698
Current portion of long-term debt		738		4
Taxes payable		2		2,106

Total	$	91,965	$	106,132

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, cash 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, current portion of long-term debt, and other accrued items.