Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2019

Retirement Benefits [Abstract]

Summary of Change in Projected Benefit Obligation

The following table sets forth the activity and the funded status of the Gratuity Plans and the amounts recognized in the Company’s consolidated financial statements at the end of the relevant periods:

	2019			2018
Change in projected benefit obligation:
Projected benefit obligation as of January 1	$	11,044		$	10,305
Business acquisition	—			326
Service cost	1,953			1,735
Interest cost	875			714
Benefits paid	(960		)	(1,066		)
Actuarial loss/(gain)	2,577			(134		)
Effect of exchange rate changes	(178		)	(836		)
Projected benefit obligation as of December 31	$	15,311		$	11,044
Unfunded amount-non-current	$	6,517		$	3,616
Unfunded amount-current	10			8
Total accrued liability	$	6,527		$	3,624
Accumulated benefit obligation	$	10,743		$	7,239

Components of Net Periodic Benefit Cost

Components of net periodic benefit costs:

	Year ended December 31,
	2019			2018			2017
Service cost	$	1,953		$	1,735		$	1,933
Interest cost	875			714			645
Expected return on plan assets	(568		)	(514		)	(401		)
Amortization of actuarial (gain)/loss	(159		)	(153		)	256
Net periodic benefit cost	$	2,101		$	1,782		$	2,433

Summary of Components Accumulated Other Comprehensive Loss

The components of accumulated other comprehensive (loss)/gain, excluding tax effects, as of December 31, 2019, 2018 and 2017 are as follows:

	December 31,
	2019			2018			2017
Net actuarial (loss)/gain	$	(1,762	)	$	940		$	697
Net prior service cost	(18		)	(22		)	(8		)
Accumulated other comprehensive (loss)/gain, excluding tax effects	$	(1,780	)	$	918		$	689

Summary of Weighted Average Actuarial Assumptions

The weighted average actuarial assumptions used to determine benefit obligations and net gratuity cost are:

	December 31,
	2019		2018		2017
Discount rate	6.5	%	7.5	%	7.0	%
Rate of increase in compensation levels	6.0	%	8.2	%	9.1	%
Expected long term rate of return on plan assets per annum	7.5	%	7.3	%	8.3	%

Summary of Expected Benefit Payments

Expected benefit payments during the year ending December 31,
2020	$	2,408
2021	$	2,234
2022	$	1,969
2023	$	1,812
2024	$	1,563
2025 to 2029	$	5,712

Change in Plan Assets

Change in Plan Assets
Plan assets at January 1, 2018	$	6,915
Business acquisition	231
Actual return	779
Employer contribution	1,175
Benefits paid*	(1,059		)
Effect of exchange rate changes	(621		)
Plan assets at December 31, 2018	$	7,420
Actual return	606
Employer contribution	1,905
Benefits paid*	(957		)
Effect of exchange rate changes	(190		)
Plan assets at December 31, 2019	$	8,784

* Benefits payments were substantially made through the plan assets during the year ended December 31, 2019 and 2018.