Accrued Expenses and Other Current Liabilities (Tables)

12 Months Ended

Dec. 31, 2016

Payables And Accruals [Abstract]

Summary of Accrued Expenses

Accrued expenses as of December 31, 2015 and 2016 consists of the following (in thousands):

	December 31, 2015		December 31, 2016
Accrued expenses	$	2,681	$	9,537
Other current liabilities		4,752		9,249
Accrued compensation		6,280		7,111
Early exercised option deposit liability		-		4,074
Income taxes payable		-		3,705
Accrued expenses and other current liabilities	$	13,713	$	33,676