Accounts Payable and Accrued Expenses

12 Months Ended

Dec. 31, 2016

Payables and Accruals [Abstract]

Accounts Payable and Accrued Expenses

Accounts Payable and Accrued Expenses

Accounts payable and accrued expenses consist of the following:

	As of December 31,
	2016		2015
Accounts payable	$	134,984	$	140,962
Accrued payroll and related costs	153,086		133,223
Accrued clinical trial expense	91,753		88,297
Accrued sales-related charges, deductions, and royalties	159,985		195,986
Income taxes payable	235,776		—
Other accrued expenses and liabilities	103,512		85,644
	$	879,096	$	644,112