QUARTERLY FINANCIAL DATA (UNAUDITED)

12 Months Ended

Dec. 31, 2019

Quarterly Financial Information Disclosure [Abstract]

Summarized quarterly results for the years ended December 31, 2019 and 2018 were as follows:



	Three Months Ended
2019	March 31			June 30			September 30			December 31			Full Year
Revenues	$	521,333		$	551,587		$	588,103		$	632,775		$	2,293,798
Operating expenses:
Cost of revenues (exclusive of depreciation and amortization)	344,689			355,915			377,525			410,069			1,488,198
Selling, general and administrative expenses	101,786			111,762			118,886			124,999			457,433
Depreciation and amortization expense	10,200			11,028			11,127			12,962			45,317
Income from operations	64,658			72,882			80,565			84,745			302,850
Interest and other income, net	3,076			1,190			2,509			1,950			8,725
Foreign exchange loss	(3,484		)	(3,562		)	(3,105		)	(1,898		)	(12,049		)
Income before provision for income taxes	64,250			70,510			79,969			84,797			299,526
Provision for income taxes	3,496			11,733			12,967			10,273			38,469
Net income	$	60,754		$	58,777		$	67,002		$	74,524		$	261,057
Comprehensive income	$	66,797		$	62,934		$	54,725		$	86,741		$	271,197
Basic net income per share⁽¹⁾	$	1.12		$	1.07		$	1.22		$	1.35		$	4.77
Diluted net income per share⁽¹⁾	$	1.06		$	1.02		$	1.16		$	1.29		$	4.53


(1)	Earnings per share amounts for each quarter may not necessarily total to the yearly earnings per share due to the weighting of shares outstanding on a quarterly and year to date basis.



	Three Months Ended
2018	March 31			June 30		September 30			December 31			Full Year
Revenues	$	424,148		$	445,647	$	468,186		$	504,931		$	1,842,912
Operating expenses:
Cost of revenues (exclusive of depreciation and amortization)	277,634			289,175		301,081			319,031			1,186,921
Selling, general and administrative expenses	89,641			93,273		93,226			97,447			373,587
Depreciation and amortization expense	8,176			8,962		9,319			10,183			36,640
Income from operations	48,697			54,237		64,560			78,270			245,764
Interest and other income/(expense), net	(551		)	1,052		1,941			1,080			3,522
Foreign exchange gain/(loss)	(247		)	1,830		(514		)	(582		)	487
Income before provision for/(benefit from) income taxes	47,899			57,119		65,987			78,768			249,773
Provision for/(benefit from) income taxes	(16,519		)	6,864		369			18,803			9,517
Net income	$	64,418		$	50,255	$	65,618		$	59,965		$	240,256
Comprehensive income	$	67,796		$	32,345	$	63,426		$	52,798		$	216,365
Basic net income per share⁽¹⁾	$	1.21		$	0.94	$	1.22		$	1.11		$	4.48
Diluted net income per share⁽¹⁾	$	1.15		$	0.89	$	1.15		$	1.05		$	4.24

(1)

Earnings per share amounts for each quarter may not necessarily total to the yearly earnings per share due to the weighting of shares outstanding on a quarterly and year to date basis.