Unaudited Quarterly Results

12 Months Ended

Dec. 31, 2016

Quarterly Financial Information Disclosure [Abstract]

Summarized quarterly financial data for the years ended December 31, 2016 and 2015 are set forth in the following tables.



	First Quarter Ended March 31, 2016^*		Second Quarter Ended June 30, 2016		Third Quarter Ended September 30, 2016		Fourth Quarter Ended December 31, 2016
	(Unaudited)
Revenues	$	1,200,849	$	1,212,629	$	1,220,122	$	1,226,827
Net income	$	181,385	$	196,218	$	264,804	$	253,115
Net income per share - basic	$	1.74	$	1.88	$	2.53	$	2.41
Net income per share - diluted	$	1.59	$	1.69	$	2.27	$	2.19

	First Quarter Ended March 31, 2015		Second Quarter Ended June 30, 2015		Third Quarter Ended September 30, 2015		Fourth Quarter Ended December 31, 2015
	(Unaudited)
Revenues	$	869,612	$	998,617	$	1,137,422	$	1,098,077
Net income	$	76,021	$	194,643	$	210,398	$	154,994
Net income per share - basic	$	0.74	$	1.89	$	2.04	$	1.49
Net income per share - diluted	$	0.66	$	1.69	$	1.82	$	1.34

^* Due to the adoption of ASU 2016-09, the Company revised its net income from the amounts originally reported for the quarterly period ended March 31, 2016 to include a $15.6 million income tax benefit, which was originally recorded as additional paid-in capital.