Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2014

Quarterly Financial Data [Abstract]

Schedule of quarterly financial information (unaudited)

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter		Total Year
	(In thousands, except per share amounts)
2014
Net revenues	$	750,819	$	781,560	$	758,994	$	851,483	$	3,142,856
Gross margin	616,493		606,304		623,009		676,831		2,522,637
Income from operations	71,887		54,419		58,597		117,408		302,311
Net income	55,939		53,024		47,532		95,228		251,723
Earnings per share - basic	0.30		0.31		0.29		0.59		1.48
Earnings per share - diluted	0.30		0.31		0.29		0.58		1.47
	First Quarter		Second Quarter		Third Quarter		Fourth Quarter		Total Year
	(In thousands, except per share amounts)
2013
Net revenues	$	672,899	$	730,384	$	712,731	$	802,420	$	2,918,434
Gross margin	557,985		603,144		588,798		665,712		2,415,639
Income from operations	56,608		75,888		87,367		160,854		380,717
Net income	59,688		64,461		76,730		138,644		339,523
Earnings per share - basic	0.32		0.34		0.41		0.75		1.82
Earnings per share - diluted	0.32		0.34		0.41		0.74		1.80