Property and Equipment, net (Tables)

12 Months Ended

Dec. 31, 2021

Property, Plant and Equipment [Abstract]

Schedule of Property and Equipment

Property and equipment, net consists of the following:

		As of
	Estimated useful lives (Years)	December 31, 2021		December 31, 2020
Owned Assets:
Network equipment and computers	3-5	$	116,023	$	107,016
Software	3-5	101,884		99,708
Leasehold improvements	3-8	46,401		48,052
Office furniture and equipment	3-8	22,302		22,210
Motor vehicles	2-5	693		599
Buildings	30	1,070		1,089
Land	—	700		712
Capital work in progress	—	10,288		4,647
		299,361		284,033
Less: Accumulated depreciation and amortization		(213,699)		(191,629)
		$	85,662	$	92,404
Right-of-use assets under finance leases:*
Network equipment and computers		91		93
Leasehold improvements		1,229		817
Office furniture and equipment		787		255
Motor vehicles		578		688
		2,685		1,853
Less: Accumulated depreciation and amortization		(2,339)		(1,382)
		$	346	$	471
Property and equipment, net		$	86,008	$	92,875

*Depreciation on assets held under finance leases are computed using the straight-line method over the shorter of the asset's estimated useful lives or the lease term.

The depreciation and amortization expense, excluding amortization of acquisition-related intangibles recognized in the consolidated statements of income was as follows:

	Year ended December 31,
	2021		2020		2019
Depreciation and amortization expense	$	36,354	$	36,050	$	30,423

The effect of foreign exchange gain upon settlement of cash flow hedges recorded under depreciation and amortization, was as follows:

	Year ended December 31,
	2021		2020		2019
Effect of foreign exchange gains	$	524	$	51	$	212

Internally developed software costs, included under Software, was as follows:

	As of
	December 31, 2021		December 31, 2020
Cost	$	19,289	$	18,371
Less : Accumulated amortization	(10,226)		(5,998)
Internally developed software, net	$	9,063	$	12,373

The amortization expense on internally developed software recognized in the consolidated statements of income was as follows:

	Year ended December 31,
	2021		2020		2019
Amortization expense	$	4,253	$	4,894	$	2,745