Quarterly Financial Data (unaudited)

12 Months Ended

Dec. 31, 2017

Quarterly Financial Data [Abstract]

Quarterly Financial Data (unaudited)

Quarterly Financial Data (unaudited)

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter
	(in thousands, except per share data)
2017
Net revenues	$	1,086,305	$	1,134,671	$	1,159,912	$	1,226,583
Gross profit	667,614		705,650		726,420		765,112
Income from operations	258,256		294,258		310,747		346,983
Net earnings	158,071		179,556		190,273		443,872
Earnings per share:
Basic	$	1.55	$	1.76	$	1.86	4.33
Diluted	$	1.53	$	1.74	$	1.84	4.27
2016
Net revenues	$	902,423	$	931,558	$	945,144	$	1,010,800
Gross profit	559,519		567,520		578,493		626,878
Income from operations	244,991		253,078		267,390		289,104
Net earnings	151,416		158,069		167,079		182,081
Earnings per share:
Basic	$	1.50	$	1.56	$	1.65	$	1.79
Diluted	$	1.48	$	1.54	$	1.63	$	1.78

The sum of the four quarters may not agree with the total for the year due to rounding.