Fair Value Measurement (Tables)

9 Months Ended

Sep. 30, 2020

Fair Value Disclosures [Abstract]

Schedule of fair value, assets measured on recurring basis

			Fair Value Measurements at September 30, 2020
	Total		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Short-term investments	$	70,685	$	—	$	70,685	$	—
Foreign currency forward exchange contracts not accounted for using hedge accounting		727		—		727		—
	$	71,412	$	—	$	71,412	$	—

			Fair Value Measurements at December 31, 2019
	Total		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Short-term investments	$	60,714	$	—	$	60,714	$	—
Foreign currency forward exchange contracts accounted for using hedge accounting		16				16
Foreign currency forward exchange contracts not accounted for using hedge accounting		112		—		112		—
	$	60,842	$	—	$	60,842	$	—
Liabilities:
Interest rate swap	$	30	$	—	$	30	$	—