Employee Benefit Plan (Tables) - Non-U.S. Plan

12 Months Ended

Dec. 31, 2019

Employee Benefit Plan

Schedule of net periodic pension cost

	Year ended December 31,
	2019		2018		2017
Service cost (gross)	$	1,164	$	1,281	$	1,397
Interest cost		234		199		188
Expected return on plan assets		(242)		(327)		(199)
Amortization of unrecognized actuarial gain		(22)		18		45
Net periodic pension cost	$	1,134	$	1,171	$	1,431

Summary of net unfunded status of pension plans

	As of December 31,
	2019		2018
Fair value of plan assets	$	14,159	$	12,823
Projected benefit obligation		(21,759)		(18,173)
Net unfunded benefit obligation	$	(7,600)	$	(5,350)

Schedule of change in the fair value of plan assets

	Year ended December 31,
	2019		2018
Fair value of plan assets at January 1	$	12,823	$	12,390
Employee contributions		485		506
Actual return on plan assets		908		904
Benefits (paid), net of transfers		(977)		(1,601)
Employer contributions		977		971
Foreign exchange adjustment		(57)		(347)
Fair value of plan assets at December 31	$	14,159	$	12,823

Schedule of change in benefit obligations

	Year ended December 31,
	2019		2018
Benefit obligations at January 1	$	18,173	$	18,308
Gross service cost		1,164		1,281
Interest cost		234		199
Employee contributions		485		506
Actuarial (gains)/losses		2,763		(672)
Plan amendment		—		560
Benefits (paid), net of transfers		(977)		(1,601)
Foreign exchange adjustment		(83)		(408)
Benefit obligations at December 31	$	21,759	$	18,173

Summary of weighted average assumptions

	As of December 31,
	2019			2018
	(%)
Discount rates	0.15	-	0.70	0.90	-	1.80
Inflation	1.00	-	2.00	1.00	-	2.00
Expected return on plan assets	1.25	-	2.00	1.30	-	2.00
Rate of salary increases	2.00	-	2.80	2.00	-	2.80

Schedule of projected future pension benefits

2020	$	452
2021		549
2022		769
2023		667
2024		568
Beyond		4,460