SEGMENT INFORMATION (Tables)

12 Months Ended

Dec. 31, 2020

Segment Reporting [Abstract]

Revenues from External Customers and Operating Profit Before Unallocated Expenses

Revenues from external customers and operating profit, before unallocated expenses, by reportable segments were as follows:

	For the years ended December 31,
	2020		2019		2018
Segment revenues:
North America	$	1,601,820	$	1,380,944	$	1,076,979
Europe	947,305		820,717		692,785
Russia	110,353		92,137		73,148
Total revenues	$	2,659,478	$	2,293,798	$	1,842,912
Segment operating profit:
North America	$	345,196	$	293,757	$	221,846
Europe	152,902		114,863		115,876
Russia	5,811		17,347		11,377
Total segment operating profit	$	503,909	$	425,967	$	349,099

Reconciliation of Segment Operating Profit to Consolidated Income Before Provision for Income Taxes

Reconciliation of segment operating profit to consolidated income before provision for income taxes is presented below:

	For the Years Ended December 31,
	2020		2019		2018
Total segment operating profit:	$	503,909	$	425,967	$	349,099
Unallocated costs:
Stock-based compensation expense	(75,238)		(72,036)		(59,188)
Amortization of purchased intangibles	(12,340)		(9,914)		(8,101)
Other acquisition-related expenses	(1,868)		(3,774)		(916)
Other unallocated costs	(35,139)		(37,393)		(35,130)
Income from operations	379,324		302,850		245,764
Interest and other income, net	3,822		8,725		3,522
Foreign exchange (loss)/gain	(4,667)		(12,049)		487
Income before provision for income taxes	$	378,479	$	299,526	$	249,773

Physical Locations and Values of Long-Lived Assets

Physical locations and values of the Company’s long-lived assets are presented below:

	As of December 31, 2020		As of December 31, 2019		As of December 31, 2018
Belarus	$	73,988	$	75,984	$	50,085
Ukraine	30,980		24,652		8,433
United States	15,718		15,637		13,101
Russia	15,036		17,980		9,902
India	7,079		7,443		7,019
Poland	5,434		5,029		2,637
Hungary	5,365		5,201		3,168
Spain	2,799		1,106		875
China	2,722		3,036		2,651
Mexico	2,419		2,353		812
Other	7,993		6,838		3,963
Total	$	169,533	$	165,259	$	102,646

Revenues by Customer Location

The table below presents the Company’s revenues by customer location for the years ended December 31, 2020, 2019 and 2018:

	For the Years Ended December 31,
	2020		2019		2018
United States	$	1,523,731	$	1,321,662	$	1,029,327
United Kingdom	331,217		290,039		200,918
Switzerland	203,391		152,710		144,398
Netherlands	114,678		88,488		70,274
Russia	104,846		89,941		71,181
Germany	84,902		82,441		80,787
Canada	68,416		68,304		69,836
Other locations	228,297		200,213		176,191
Revenues	$	2,659,478	$	2,293,798	$	1,842,912