Quarterly Financial Data-Unaudited (Tables)

12 Months Ended

Dec. 31, 2014

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Data

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter		Total(1)
	(dollars in thousands, except per share data)
Year Ended December 31, 2014:
Net sales	$	1,254,139	$	1,320,037	$	1,419,947	$	1,333,082	$	5,327,205
Gross profit		187,083		199,460		211,028		212,930	$	810,501
Net income(2)		21,857		33,331		38,169		25,841	$	119,198
Net income per share—basic	$	0.56	$	0.86	$	0.99	$	0.67	$	3.08
Net income per share—diluted	$	0.55	$	0.85	$	0.98	$	0.67	$	3.05
Year Ended December 31, 2013:
Net sales	$	1,250,485	$	1,274,494	$	1,336,676	$	1,223,638	$	5,085,293
Gross profit		188,525		201,936		203,661		195,456		789,578
Net income(3)		13,874		34,670		40,501		34,125		123,170
Net income per share—basic	$	0.35	$	0.87	$	1.03	$	0.86	$	3.11
Net income per share—diluted	$	0.34	$	0.86	$	1.01	$	0.85	$	3.06

(1) As a result of changes in the number of common and common equivalent shares during the year, the sum of quarterly earnings per share will not necessarily equal earnings per share for the total year.

(2) 2014 results were impacted by a loss on disposition of MBS Dev totaling $8.2 million or $0.21 per diluted share in the fourth quarter. This loss was not fully recognizable for tax.

(3) 2013 results were impacted by the effects of a $13.0 million or $0.20 per diluted share workforce reduction and facility closure charge in the first quarter, and a non-tax deductible $1.2 million or $0.03 per diluted share asset impairment charge in the fourth quarter.