Quarterly Results of Operations (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2016

Quarterly Financial Information Disclosure [Abstract]

Unaudited Quarterly Results of Operations

The following is the summary of the unaudited quarterly results of operations for the two years ended December 31, 2016 and 2015, in thousands.

	Three Months Ended								Year Ended
	March 31,		June 30,		September 30,		December 31,		December 31,
	2016		2016 (1)		2016		2016 (2)		2016
Revenue	$	570,779	$	582,397	$	571,407	$	567,380	$	2,291,963
Cost of services		241,012		249,426		247,817		243,533		981,788
Gross profit		329,767		332,971		323,590		323,847		1,310,175
SG&A		220,843		209,870		214,091		221,157		865,961
Operating income		108,924		123,101		109,499		102,690		444,214
Net income	$	44,555	$	32,979	$	47,535	$	68,320	$	193,389
Diluted earnings per common share *:	$	0.53	$	0.39	$	0.56	$	0.80	$	2.29

	Three Months Ended									Year Ended
	March 31,		June 30,		September 30,			December 31,		December 31,
	2015 (3)		2015		2015			2015 (4)		2015
Revenue	$	565,490	$	571,891	$	574,448		$	568,430	$	2,280,259
Cost of services		239,701		245,266		246,337			239,389		970,693
Gross profit		325,789		326,625		328,111			329,041		1,309,566
SG&A		215,096		210,192		203,757			224,071		853,116
Operating income		110,693		116,433		124,354			104,970		456,450
Income from continuing operations		48,634		49,223		50,719			42,340		190,916
Income (loss) from discontinued operations		31,866		358		(1,235	)		19,935		50,924
Net income	$	80,500	$	49,581	$	49,484		$	62,275	$	241,840
Diluted earnings per common share:
Continuing operations	$	0.56	$	0.58	$	0.60		$	0.50	$	2.24
Discontinued operations		0.37		0.00		(0.01	)		0.24		0.59
Diluted earnings per common share:	$	0.93	$	0.58	0.58**			$	0.74	$	2.83

(1) Net income in the second quarter of 2016 includes $35.2 million of accelerated amortization of deferred financing costs as a result of our refinancing and accelerated debt principal prepayments, partially offset by a $12.8 million gain recognized on the sale of buildings.

(2) Net income in the fourth quarter of 2016 includes an income tax benefit of $1.2 million as a result of lower deferred tax on foreign unremitted earnings resulting from legal entity changes initiated during the fourth quarter to certain of our foreign subsidiaries.

(3) Income from discontinued operations in the first quarter of 2015 includes operating results of the divested entities up to the date of sale and the preliminary gain on the sale of the divested entities.

(4) Income from discontinued operations in the fourth quarter of 2015 includes the finalization of the gain on sale of the divested entities. 

* Year ended 2016 diluted earnings per common share does not foot due to rounding.

** Third quarter 2015 diluted earnings per common share does not foot due to rounding.