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Accounts payable and accrued expenses (Tables)

12 Months Ended

Dec. 31, 2017

Payables and Accruals [Abstract]

Schedule of components of accounts payable and accrued expenses

Accounts payable and accrued expenses at December 31, 2017 and 2016 consist of the following:

		December 31,
		2017				2016
Employee compensation, benefits, and related accruals		$	17,711			$	13,649
Consulting and contracted research		5,137				11,505
Professional fees		2,116				1,237
Sales allowances and other related costs		33,914				13,245
Accounts payable		15,282				6,298
Other		2,286				2,825
		$	76,446			$	48,759

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- Definition

Tabular disclosure of the (a) carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business (accounts payable); (b) other payables; and (c) accrued liabilities. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). An alternative caption includes accrued expenses.

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